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Shimadzu Corporation patents


Recent patent applications related to Shimadzu Corporation. Shimadzu Corporation is listed as an Agent/Assignee. Note: Shimadzu Corporation may have other listings under different names/spellings. We're not affiliated with Shimadzu Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Shimadzu Corporation-related inventors


 new patent  Data processing device

An analysis operator checks an optical microscopic image obtained with an imaging mass microscope and indicates a color characteristic of an area which the analysis operator is focusing on. An optical microscopic image feature extractor calculates luminance distribution data in the indicated color. ... Shimadzu Corporation

 new patent  Valve control device

A valve control device configured such that a pressure measurement value of a chamber, a target pressure value of the chamber, and an opening degree measurement value of the vacuum valve are input to the valve control device and configured to control an opening degree of the vacuum valve based on a deviation between the pressure measurement value and the target pressure value, comprises: a storage storing a correlation between the opening degree of the vacuum valve and a conductance of a system including the vacuum valve; and a correction gain setting section obtaining, based on the correlation, a change rate of the conductance in association with an opening degree change at the input opening degree measurement value, thereby setting an inverse of the change rate as a correction gain. The opening degree of the vacuum valve is controlled based on the deviation and the correction gain.. ... Shimadzu Corporation

 new patent  Radiation detecting element sensitivity correction method and radiation tomography device

Sensitivity correction for multiple γ radiation detectors is performed by use of sensitivity coefficients obtained through a first sensitivity coefficient calculation step for obtaining sensitivity coefficients, classified according to sensitivity factors, on the basis of coincidence counting data collected as a result of detection of γ radiation emitted from a rotated rod-shaped calibration radiation source, and through a third sensitivity coefficient calculation step for obtaining sensitivity coefficients derived from a geometrical arrangement on the basis of coincidence counting data collected in a state where arrangement of the γ radiation detectors is changed. A re-constructed image is obtained on the basis of data acquired after the sensitivity correction is finished.. ... Shimadzu Corporation

 new patent  Pretreatment device, and analysis system provided with same

Provided are a pretreatment device capable of starting pretreatment in a simple operation, and an analysis system provided with the pretreatment device. A container holding unit 12 holds pretreatment containers into each of which a sample is injected, at a plurality of holding positions. ... Shimadzu Corporation

 new patent  Vacuum valve

A vacuum valve comprises: a valve body configured to house a valve plate; a drive shaft configured to openably/closably drive the valve plate; a shaft seal configured to vacuum-seal the drive shaft; and an entrance prevention wall configured to prevent a particle from entering the shaft seal.. . ... Shimadzu Corporation

 new patent  Vacuum valve

A vacuum valve comprises: a housing configured such that a flow path of gas passing through a pair of opposing openings is formed; a valve body; a sealing body; a sealing body drive section configured to drive the sealing body in upstream and downstream directions of the gas; and a mechanical stopper including a restriction section configured to inhibit, at a restriction position, movement of the sealing body in the gas downstream direction. The mechanical stopper is disposed movable to a selected one of a first position at which movement of the sealing body toward a gas downstream side is inhibited at the restriction position or a second position at which movement of the sealing body from the restriction position to a non-restriction position on the gas downstream side is allowed.. ... Shimadzu Corporation

 new patent  Slide valve

A slide valve comprises: a housing provided with a pair of openings facing each other; a valve body; a biasing portion configured to bias the sealing body to the valve closed state; a cylinder into which compressed air for biasing the sealing body to a valve open state is introduced; a switching flow path connected to the cylinder and configured to switch a connection destination of the cylinder between a compressed air supply source and an exhaust port; a first solenoid configured to switch the switching flow path according to a valve body release command such that the cylinder and the compressed air supply source are connected together; and a second solenoid configured to switch the switching flow path according to a valve body fixing command such that the cylinder and the exhaust port are connected together.. . ... Shimadzu Corporation

 new patent  Vacuum valve and vacuum pump

A vacuum valve attached to a vacuum pump configured to generate regenerative power to perform a stop operation upon blackout, comprises: a first power input section to which power is input from a commercial power source; a second power input section to which the regenerative power generated at the vacuum pump is input; and a valve source circuit to which the power input to each of the first and second power input sections is supplied. When the power from the commercial power source is supplied to the first power input section, the vacuum valve is operated by the supplied power, and when the power from the commercial power source is stopped, the vacuum valve is operated by the regenerative power.. ... Shimadzu Corporation

 new patent  Vacuum valve, vacuum pump, and vacuum pumping system

A vacuum valve connected to a vacuum pump, comprises: a valve plate to be openably/closably driven; a drive section configured to openably/closably drive the valve plate; a signal input section to which a pump information signal indicating an operation state of the vacuum pump is input; and a valve control section configured to control operation of the valve plate based on the input pump information signal.. . ... Shimadzu Corporation

X-ray imaging apparatus

An x-ray imaging apparatus implements a fluoroscopy that irradiates a weaker dose of x-rays than a dose on the long-length imaging toward a subject m at each location in the long-length imaging range, while moving an x-ray tube in a body axis direction relative to the subject m prior to the long-length imaging, when the long-length imaging is implemented by moving the x-ray tube 2 in the body axis direction relative to the subject m. The dose d1 at the location having the thick body thickness is less, so that the tube voltage is set up to be high as the tube voltage v1 and vice versa, the dose d2 at the location having the thin body thickness is high, so that the tube voltage is set up to be low as the tube voltage v2. ... Shimadzu Corporation

X-ray tube device and negative electrode

An x-ray tube device includes an anode (2) and a cathode (1) that emits an electron to the anode. The cathode has an electron emission element (11) having an electric pathway (111) formed as a flat-plate; one pair of terminals connected to the electrode, and support members (13a, 13b) that support an electron emission element independently installed from the terminal and insulated against the electrodes. ... Shimadzu Corporation

Method of preparing sample for analysis and analysis method

Disclosed is a method of preparing a sample that is suitably used for analysis of a glycoprotein or glycopeptide. A first reaction is performed to modify or remove at least one primary amino group contained in a peptide moiety of a glycopeptide or glycoprotein. ... Shimadzu Corporation

X-ray phase imaging apparatus

This x-ray phase imaging apparatus includes an x-ray source, a detector, a plurality of gratings including a phase grating and an absorption grating, and an image processing unit for generating an image including a dark field image. The image processing unit generates an image including a dark field image from an image captured by placing the plurality of gratings at one or two predetermined positions.. ... Shimadzu Corporation

X-ray imaging apparatus and imaging method using the same

An x-ray imaging apparatus enables to improve workability and a register of a pathway information on x-ray imaging. The x-ray imaging apparatus comprises a control element that control a driving element 5 so that the x-ray irradiation element to image a subject s and a table loading the subject s are relatively movable based on a pathway information that is pre-registered when imaging the subject s. ... Shimadzu Corporation

06/21/18 / #20180174813

Mass spectrometer and method applied thereby for reducing ion loss and succeeding stage vacuum load

The disclosure relates to a mass spectrometer and a method applied thereby for reducing ion loss and succeeding stage vacuum load. The mass spectrometer includes an ion source connected via vacuum interfaces, a vacuum chamber and a succeeding stage device; wherein a tubular lens is arranged above a mach disc formed by a gas flow carrying ions at the vacuum interfaces, so that an ion transfer path is restrained and the ions scattering with the gas flow is reduced. ... Shimadzu Corporation

06/21/18 / #20180174812

Ion guiding device

The disclosure relates to an ion guiding device, including which comprises two sets of electrodes extending along a certain space axis, a first power supply device and a second power supply device. The electrodes are expandably arranged along a direction perpendicular to the space axis, at least one surface of each electrode in each set of electrodes is substantially on the same space plane, and the space planes for each set of electrodes are not same and not parallel, thereby forming an ion transmission channel having the cross sectional area gradually reduced in a direction perpendicular to the space axis; the first power supply device is used for applying radio-frequency voltages on at least a part of electrodes in the two sets of electrodes; and the second power supply device is used for applying voltage signals on at least a part of electrodes in the two sets of electrodes.. ... Shimadzu Corporation

06/21/18 / #20180172726

Scanning probe microscope

An image capturing control unit controls a video camera so as to capture an image while switching between a first image capturing condition suitable for capturing a laser light spot and a second image capturing condition suitable for capturing an image of a cantilever for each single image. The image composition unit creates an image in which a laser light spot image and a cantilever image clearly appearing in each of two consecutive images are composed and displays the image on a display unit. ... Shimadzu Corporation

06/21/18 / #20180172607

X-ray phase imaging apparatus

The x-ray phase imaging apparatus is configured to include an image generation unit that generates an x-ray phase-contrast image based on a phase-contrast between a step curve representing an intensity change of an x-ray when an object is placed between an x-ray source and a phase grating or between a phase grating and an absorption grating and a step curve when no object is placed therebetween, and is configured to obtain a displacement amount of relative positions of a plurality of gratings based on a plurality of step curves.. . ... Shimadzu Corporation

06/14/18 / #20180166605

Optical analyzer and method for producing the same

A passage (3) for a sample solution is formed in a sapphire base body (2) used as a substrate for semiconductor devices. An led (4) and a photodiode (5) are formed on the base body (2) by a semiconductor manufacturing process so that they face each other across the passage (3). ... Shimadzu Corporation

06/14/18 / #20180166268

Ionization and ion introduction device for mass spectrometer

The disclosure relates to an ionization and ion introduction device for a mass spectrometer. The device includes an ionization source chamber at a pressure below atmospheric pressure; at least one ionization source, which is arranged in the ionization source chamber; at least one ion focusing guide chamber, which is arranged to guide ions into a mass analysis device chamber connected therewith; at least one transfer chamber at pressure below atmospheric pressure, which is located between the ionization source chamber and the ion focusing guide chamber, comprising an inlet interconnected to the ionization source chamber and an outlet interconnected to the ion focusing guide chamber, wherein the air pressure of the transfer chamber is lower than that of the ionization source chamber but higher than that of the ion focusing guide chamber.. ... Shimadzu Corporation

06/14/18 / #20180163260

Gene polymorphism analysis device

A gene polymorphism analysis device for determining the allele mating type of a gene polymorphism on the basis of the first fluorescence intensity change over time and the second fluorescence intensity change over time measured on the first allele and second allele that constitute a gene polymorphism of a target dna. The determination of the allele mating type of the gene polymorphism is performed on samples arranged in m rows and n columns, and the determination results and graphs are displayed on a display device. ... Shimadzu Corporation

06/14/18 / #20180160992

Mobile x-ray imaging apparatus

A mobile x-ray imaging apparatus has an angle sensor and a movement calculation circuit that controls the driving of drive wheels based on the turning angle of auxiliary wheels relative to a straight moving direction of the base unit when a fine movement switch instructs movement of the base unit in the fine movement mode. The turning angle of auxiliary wheels is detected by a turning angle sensor and the rotation of the pair of drive wheels is controlled by the movement calculation circuit as the auxiliary wheels turns to the straight moving direction.. ... Shimadzu Corporation

06/07/18 / #20180156928

Radiation detection device

A radiation detection device includes a scintillator group which includes a plurality of scintillators; an optical detection unit which is provided in each scintillator and detects scintillation light; and a control unit which corrects a detection signal based on a value of energy of a radiation and a plurality of features included in a histogram based on the acquired detection signal.. . ... Shimadzu Corporation

06/07/18 / #20180156761

Automatic analysis device

An automatic analysis device capable of effectively preventing incorrect container number input when analysis conditions are set. An image display area and text display area are provided in a setting screen. ... Shimadzu Corporation

06/07/18 / #20180154180

X-ray fluoroscopic apparatus

An x-ray fluoroscopic apparatus is capable of irradiating exactly a therapeutic beam considering a specific-regional area, and in addition is able to perform an easy confirmation of the specific region even when the specific region is difficult to visually recognize by a user. A control element 30 has a drr image generation element 31, an x-ray fluoroscopic radiograph generation element 32, a template area selection element 33, a template generation element 34, a position detection element 35, a radiation area projection element 36, a specific region projection element 37, a superimposition element 38, an image display element 39, a gating element 40 and a memory storing element 41 that stores a variety of data including image data.. ... Shimadzu Corporation

05/31/18 / #20180150616

Sample analysis system

A sample analysis system is provided with: a reference substance database including measurement results and component classification information of reference substances obtained by each analysis device on information of each reference substance; a reference substance designation unit; a measurement result collation unit to obtain the commonality of the components, the difference between the physical quantities of the respective components, and the degree of coincidence of the measurement results for each analysis device for the designated reference substance; an integration coincidence degree calculation unit to obtain an integration degree of coincidence; and a judgment unit to judge whether or not the difference between the contents of contained components is within an allowable range and classify the corresponding component based on the component classification information.. . ... Shimadzu Corporation

05/31/18 / #20180149628

Chromatogram data processing device and program

A device including a chromatogram display section; a peak-specifying point detector automatically detecting a peak-beginning point on a displayed chromatogram; a peak-specifying point indicator allowing an operator to indicate, as the point in time of a peak-ending point, a point in time on a time axis of an orthogonal coordinate system; a peak-specifying-point candidate designator designating a point at which a straight line extending parallel to the intensity axis and passing through the point in time of the peak-ending point indicated by the peak-specifying point indicator intersects with the chromatogram and a point at which a straight line extending parallel to the time axis and passing through the peak-beginning point detected by the peak-specifying point detector intersects with the straight line extending parallel to the intensity axis and passing through the point in time of the peak-ending point; and a peak-specifying point selector allowing an operator to select either point.. . ... Shimadzu Corporation

05/24/18 / #20180143417

Cassegrain reflector retention mechanism, microscope equipped with same, and method for attaching cassegrain reflector

This cassegrain reflector 200 is provided with a primary mirror 201 and a secondary mirror 202 disposed coaxially with the primary mirror 201 and laterally supported by a plurality of supporting rods. The cassegrain reflector 200 causes the light incident through an opening 212 formed along an axial line l of the primary mirror 201 to be reflected onto the secondary mirror 202, and then causes the light to be reflected onto the primary mirror 201 in order to emit the light toward a measurement position through an opening 231 formed on the side of the secondary mirror 202. ... Shimadzu Corporation

05/17/18 / #20180136186

Water quality analysis device

. . . . Provided is a water quality analysis device capable of keeping the device in a clean state without leaving an operation at the time of device power supply activation to an operator and without wasting time and wash water. The water quality analysis device is configured such that: a memory 21 capable of storing a stored content in a cut-off state of the device power supply is provided; the states of the vessels, such as an ic reactor 1 and a tc reactor 2, in which sample water is injected at the time of an analysis operation are sequentially stored in the memory 21; contents of the memory 21 are read at the time of the device power supply activation; and a cleaning operation is automatically executed according to prescribed procedures with the states read for each reactor 1 and 2 as a starting point. ... Shimadzu Corporation

05/17/18 / #20180136176

Suppressor system, and method for determining life of ion exchange resin column

The suppressor system is provided with: a suppressor which has an eluent flow path and a suppression solution flow path, the eluent flow path and the suppression solution flow path being separated from each other by an ion exchange membrane; a circulation flow path which connects the inlet and the outlet of the suppression solution flow path of the suppressor, and circulates a suppression solution; an ion exchange resin column which is provided on the circulation flow path, and is equipped with a resin accommodation unit through which the suppression solution flowing out of the suppressor is passed, an acidic or alkaline ion exchange resin being accommodated in the resin accommodation unit; and a life detector which determines the life of the ion exchange resin in the ion exchange resin column.. . ... Shimadzu Corporation

05/17/18 / #20180136175

Chromatographic data processing device, data processing method, and chromatographic analysis system

A chromatographic data processing device, data processing method, and chromatographic analysis system. When chromatographic analysis is performed, the data processing device obtains 3d data for time, wavelength, and strength from the pda, and finds the assay value for the target component in the liquid sample by processing said data. ... Shimadzu Corporation

05/17/18 / #20180136174

Preparative chromatograph

A preparative chromatograph for collecting target components in a sample temporally separated in a column of a chromatograph in respective preparative containers is provided with: a detection unit having a flow cell accommodated in a housing and a detector for detecting a component that passes through the flow cell; a first pipe that connects the column and an inlet end of the flow cell; a flow path switching unit accommodated in the housing and configured to selectively flow the components that passed through the flow cell through a preparative flow path that is a flow path connected to the preparative containers or a waste liquid flow path; and a second pipe accommodated in the housing and connecting an outlet end of the flow cell and the flow path switching unit.. . ... Shimadzu Corporation

05/10/18 / #20180128793

Reference sample for analysis

A reference sample for analysis that is optimal for calibration of a pyrolysis gas chromatograph-mass spectrometer and with which precise calibration is always possible by preventing a reference substance from evaporating is provided. A reference sample sheet 1 is provided by distributing a target component or target components with a uniform normality in a base made of a high polymer material, and the reference sample sheet 1 is rolled up so that the target component or target components can be prevented from evaporating from the reference sample sheet 1 even in the case where a component has volatility. ... Shimadzu Corporation

05/10/18 / #20180128786

Sample vaporization unit and gas chromatograph

A housing is provided with an internal space for accommodating an insert and a cylindrical cap attachment part provided, at the distal end surface thereof, with an opening part communicating with the internal space. An inclined groove that is inclined from the distal end side to the proximal end side of the cap attachment part along the circumferential direction of the cap attachment part is provided on the outer circumferential surface of the cap attachment part. ... Shimadzu Corporation

05/10/18 / #20180128716

Particle collecting apparatus

Minute particles in a gas generated in a particle generating unit are charged by a charging unit. A concentrating unit concentrates charged particles in an introduced gas, and a collecting unit absorbs and collects the concentrated charged particles on a sample plate by an electrostatic force. ... Shimadzu Corporation

05/03/18 / #20180123310

Passive q-switch laser and method for optimizing action of the same

A passive q-switch laser has an excitation source 1 for outputting excitation light; a laser medium 3 between a pair of reflective mirrors 5a, 5b that constitute part of an optical resonator, the laser medium emitting laser light upon being excited by the excitation light from the excitation source: a saturable absorber 4 disposed between the pair of reflective mirrors, the saturable absorber being configured such that the transmittance thereof increases as the laser light beam the laser medium is absorbed, a matrix table 22 in which the excitation-source output and the optimal value of the pulse width are stored in association with the repetition frequency; and a control unit 21 for referring to the matrix table, reading out the excitation-source output and the optimal value of the pulse width that correspond to an inputted repetition frequency, and controlling the excitation source such that the read-out excitation-source output and optimal value of the pulse width are attained.. . ... Shimadzu Corporation

05/03/18 / #20180120552

Aperture-plate drive mechanism

Provided is an aperture-plate drive mechanism including an aperture-plate open-close mechanism and a rotation mechanism for rotating the open-close mechanism. The open-close mechanism includes: drive blocks 308 fixed to a pair of aperture plates 301; a linear motion guide 306 allowing the drive blocks to move along an axis; a feed screw 302 parallel to the axis, on which a pair of helical threads proceedimg in opposite directions formed; nut members 305 each of which is provided in a manner to be engaged with one of the pair of helical threads and is prevented from rotating due to a rotation of the feed screw; an urging member 309 for pressing the drive blocks onto the nut members, respectively; and a distance adjustment member 310 placed between one drive block and the corresponding nut member, for adjusting the distance between them. ... Shimadzu Corporation

05/03/18 / #20180119782

Aperture-plate moving mechanism

Provided is an aperture-plate moving mechanism, including: a drive block 308 fixed to an aperture plate 301; a linear motion guide 306 for allowing the drive block to move along an axis while preventing the drive block from moving in other directions; a feed screw 302 laid in a direction of the axis; a nut member 305 having a threaded hole engaged with the feed screw, the nut member being prevented from rotating due to a rotation of the feed screw; and an urging member 309 for pressing the drive block onto the nut member in the direction of the axis. With respect to the direction of the axis, the contact portion of either the drive block or the nut member is a convex surface, while the contact portion of the other member is a concave surface having a larger radius of curvature than the convex surface.. ... Shimadzu Corporation

04/19/18 / #20180110115

X-ray inspection system

. . An x-ray inspection system that can simply and automatically perform aging without separately preparing a shutter moving member including a dedicated motor or a guide member for aging is provided. When power is supplied, a stage moves in x and y directions by activating a stage moving mechanism, and an x-ray source stops at an aging position below an x-ray shielding plate disposed beside a support plate on the stage. ... Shimadzu Corporation

04/19/18 / #20180106771

Data processing device for quantitation

When there are a plurality of concentration value candidates, an extreme value of the calibration curve is detected, and the number of calibration points respectively contained in a region having a low concentration and a region having a high concentration is calculated using the extreme value as a boundary. If there is a difference between the numbers of calibration points of both regions, a concentration value candidate present in the region having a larger number of calibration points is selected as a quantitation result. ... Shimadzu Corporation

04/12/18 / #20180100936

Radiation detector, and radiation tomography device provided with same

Provided is a radiation detector 1 which is high in radiation detection sensitivity and is capable of preventing a loss of fluorescence by integrating scintillator crystals c and reflection plates rx and ry without using a permeable material. According to the present invention, the adhesive sheets sa and sb are adhered to the ends of scintillator crystals c arranged in a matrix in the height direction. ... Shimadzu Corporation

04/12/18 / #20180100835

Gas-spouting liquid-sample injector and injection container for the same

Provided is a gas-spouting liquid-sample injector, for supplying a mist of liquid sample into a container, including: a sample introduction tube having an outer tube for a nebulizer gas and an inner tube for a liquid, the inner tube having a projecting section protruding from the lower end of the outer tube; a branch tube provided in the container, having a main line allowing an insertion of the sample introduction tube and a bypass line branched from the main line; an inlet portion provided at the upper end of the main line, for making gas-tight contact with the lower end of the outer tube; an outlet portion provided at the lower end of the main line, for making gas-tight contact with the outer circumferential surface of the inner tube; and a blower tube extending from the lower end of the bypass line toward an area below the outlet portion.. . ... Shimadzu Corporation

04/12/18 / #20180100834

Preparative separation-purification method and system

Provided is a preparative separation-purification method in which an eluting solvent is passed through a trap column 20 to elute a target component captured in the trap column and collect the target component through a collection passage 34 into a collection container 21, the method including: a process of transferring the eluting solvent containing the eluted target component from the trap column to the collection container through the collection passage; a process of suctioning the eluting solvent remaining in the collection passage through a suction passage 6 connected to the collection passage; and a process of removing the collection passage from the trap column and the collection container. By this method, the eluate or eluting solvent remaining in the collection passage is prevented from being dropped into the collection container. ... Shimadzu Corporation

04/05/18 / #20180093201

Modular-type analysis system

In the non-volatile storage unit (341) of the local control unit (34) of each unit (3 to 6) configuring an lc system, periodic inspection information, such as the installation date and the next inspection scheduled date, is stored at an appropriate time. When an analysis is carried out, in the system control unit (2) which controls each unit, a periodic inspection notification processing unit (211) collects periodic inspection information from each unit (3 to 7) upon power on or start up, compares the next inspection scheduled date with the current time by the real-time clock (212), and determines a unit for which a periodic inspection notification is required. ... Shimadzu Corporation

03/29/18 / #20180088148

Scanning probe microscope

A scanning probe microscope capable of increasing a relative speed of a probe and making noise unlikely to occur in a measurement result for the surface shape of a sample. When a relative movement direction of the probe is switched at the time of reciprocation in an x direction and a direction opposite to the x direction (at a starting position p1 and a return position p2), the relative speed is gradually decreased and then the direction is switched, and after the switching, the relative speed is gradually increased, to prevent a rapid change in the relative speed. ... Shimadzu Corporation

03/29/18 / #20180088090

Autosampler

An autosampler is provided with a needle that has a capacity to retain a sample therein and has both ends each formed in a pointed shape, a first adapter that has an opening and causes the needle and a syringe pump to be in communication with each other through the insertion of the upper end part of the needle into the opening, and a second adapter that connects the needle and a mobile-phase liquid-delivery flow path using a structure similar to that of the first adapter. The autosampler is configured such that the first adapter and the second adapter are attached to and removed from the upper end part of the needle so as to create flow paths including the needle as necessary and carry out a sampling operation and injecting operation.. ... Shimadzu Corporation

03/29/18 / #20180088027

Optical measurement device

Measurement light is cast from a light-casting unit into a flow cell. The light is repeatedly reflected at an outer surface of the flow cell. ... Shimadzu Corporation

03/29/18 / #20180087961

Spectrum analysis apparatus and calibration method

In a spectrum analysis apparatus, a controller controls selection of an adequate the correction device based on a plurality of corrected absorption spectra corrected by a plurality of correction devices acquired in advance for eliminating an effect of stray light.. . ... Shimadzu Corporation

03/29/18 / #20180085082

X-ray imaging apparatus

An x-ray imaging apparatus comprises a distance detector 23, a distance calculation element 37 and a visible light source control element 33. The distance calculation element 37 calculates the distance from the visible light lamp 19 to the body surface of the subject based on the distance measured by the distance detector 23. ... Shimadzu Corporation

03/29/18 / #20180085081

Radiographic imaging apparatus

A radiation apparatus conducts a subtraction imaging process where a holder 25 begins to shift when a radiation output ends relative to a first radiation in association with the subtraction imaging and then, once the filter is switched by shifting the holder 25 and when switching of the filter is actually measured, the x-ray tube outputs the radiation in association with a second imaging. With this structure, dual filter is not required to be switched and the imaging can be conducted immediately after an operator so instructs regardless the dual filter phase. ... Shimadzu Corporation

03/22/18 / #20180082446

Iterative image reconstruction method, iterative image reconstruction program, and tomography apparatus

Provided are an iterative image reconstruction method, an iterative image reconstruction program, and a tomography apparatus capable of effectively performing image reconstruction by shorting computation time when performing image reconstruction using an iterative method. In this iterative image reconstruction method, in cases where the image quality after image reconstruction is insufficient when the image was obtained with the number of iterations of 100 times in the first image reconstruction processing, when resuming the image reconstruction, the number of iterations and the state variables at the end of the reconstruction in which the number of iterations is 100 times are read, and then the image reconstruction is resumed.. ... Shimadzu Corporation

03/15/18 / #20180074026

Supercritical fluid device

Provided is a supercritical fluid device equipped with a back pressure regulator for creating a pressurized state in which a mobile phase in a separation/extraction unit of an analysis flow passage is kept in a supercritical fluid state. One end of a pipe is connected to an outlet side of the back pressure regulator, and the other end of the pipe is open to the atmosphere. ... Shimadzu Corporation

03/15/18 / #20180073927

Fourier transform type spectrophotometer

A fourier transform type spectrophotometer capable of stably controlling a speed of a moving mirror comprises a movable unit to which a moving mirror is fixed, outside-force-applying means configured to apply external force larger than movement resistance of the movable unit to the movable unit, a driving source configured to apply positive or negative driving force along the moving direction of the movable unit to the movable unit, a speed measurement unit configured to measure the speed of the movable unit, and a driving force control unit configured to control the driving force of the driving source so that the movable unit is moved in a predetermined manner based on the, wherein a rate of fluctuation of the driving force is suppressed by operating in a state in which the driving force of the driving source is high due to the external force to thereby stabilize the control.. . ... Shimadzu Corporation

03/15/18 / #20180071750

Particle concentrator

A gas stream containing charged particles is introduced through a first gas inlet port into a first space, while another gas stream containing charged particles is introduced through a second gas inlet port into a second space located below and separated from the first space by a mesh-like filter. Voltages are respectively applied to an upper plate electrode, lower plate electrode 16 and filter to create a dc electric field within a housing. ... Shimadzu Corporation

03/08/18 / #20180067083

Dielectric barrier discharge ionization detector

A dielectric barrier discharge ionization detector (bid) capable of achieving a high level of signal-to-noise ratio in a stable manner is provided. In a bid having a high-voltage electrode, upstream-side ground electrode and downstream-side ground electrode circumferentially formed on the outer circumferential surface of a cylindrical dielectric tube, a heater for heating the cylindrical dielectric tube or tube-line tip member attached to the upper end of the same tube is provided. ... Shimadzu Corporation

03/08/18 / #20180067081

Dielectric barrier discharge ionization detector

A dielectric barrier discharge ionization detector includes: a discharging section for generating plasma from argon-containing gas by electric discharge, including a dielectric tube on the outer wall of which a high-voltage electrode connected to ac power source as well as upstream-side and downstream-side ground electrodes and are circumferentially formed; and a charge-collecting section for ionizing sample-gas components by the plasma and detecting ion current formed by ionized components. The dielectric tube is made of a material whose resistivity is 1.0×1013 Ωcm or lower. ... Shimadzu Corporation

03/08/18 / #20180067080

Dielectric barrier discharge ionization detector

A dielectric barrier discharge ionization detector includes: a dielectric tube; a high-voltage electrode connected to an ac power source and circumferentially formed on the outer wall of the dielectric tube; upstream-side and downstream-side ground electrodes and circumferentially formed above and below the high-voltage electrode; a discharging section for generating electric discharge to create plasma, from a gas containing argon; and a charge-collecting section for ionizing sample-gas components by the plasma and detecting an ion current formed by the ionized components. The detector also satisfies one or both of the following conditions: the upstream-side ground electrode is longer than a creeping discharge initiation distance between a tube-line tip member at the upper end of the dielectric tube and the high-voltage electrode; or the downstream-side ground electrode is longer than a creeping discharge initiation distance between the high-voltage electrode and the charge-collecting section.. ... Shimadzu Corporation

03/08/18 / #20180067068

Thermal conductivity detector and gas chromatograph

Detection sensitivity of a single-filament thermal conductivity detector is to be increased. A thermal conductivity detector is a single-filament thermal conductivity detector, and includes a measurement cell, a phase switching mechanism, and a measurement section. ... Shimadzu Corporation

03/08/18 / #20180066669

Deposition substance monitoring device and vacuum pump

A deposition substance monitoring device of a vacuum pump for rotatably driving a rotor by a motor to exhaust gas, comprises: a state determination section configured to determine whether or not the vacuum pump is in a predetermined exhaust state; and a deposition amount determination section configured to receive a deposition amount indicator for an amount of a deposition substance in the pump to determine as excessive deposition when the deposition amount indicator in the predetermined exhaust state is equal to or greater than an acceptable deposition threshold.. . ... Shimadzu Corporation

03/01/18 / #20180059094

Method of preparing sample for analysis and analysis method

. . In the method of preparing a sample for analysis, a reaction is performed that produces different modified product depending on the sialic acid linkage type when a sialic acid is bound to a sugar chain of an analyte. In this reaction, an analyte containing a sugar chain, an amine containing two or more carbon atoms, and a dehydration-condensation agent are used. ... Shimadzu Corporation

03/01/18 / #20180059071

Sample injector for chromatography

A sample injector for chromatography 10 where air or moisture can be prevented from getting mixed in when a sample is injected is provided with a syringe 11, a syringe drive unit 13, a turret 12 in which sample vials 4 are placed, a turret drive unit 14, and a control unit 30 that controls the syringe and turret drive units 13 and 14. The configuration includes a housing 15 having a gas introduction port 15a and a gas discharge port 15b that communicate with the inner space, where the syringe 11 sucks a sample from a sample vial 4, the sucked sample is injected into the sample vaporizing chamber 23 in a chromatograph 20, and a predetermined gas is introduced through the gas introduction port 15a, and at the same time, a predetermined gas is discharged through the gas discharge port 15b when a sample is analyzed.. ... Shimadzu Corporation

03/01/18 / #20180058478

Vacuum pump

A vacuum pump comprises: a pump rotor rotatably driven by a motor and fastened to a shaft; a recessed portion formed at a suction-port-side end surface of the pump rotor; and a rotor balance correction member including a cover portion configured to cover the recessed portion.. . ... Shimadzu Corporation

02/22/18 / #20180052240

X-ray detector

. . A x-ray detector having enhanced x-ray sensitivity, which enables dual energy imaging having high diagnostic performance. This x-ray detector includes: scintillator elements which are partitioned by light blocking walls and which convert low-energy x-rays to light; and scintillator elements which are partitioned by light blocking walls and which convert high-energy x-rays to light. ... Shimadzu Corporation

02/22/18 / #20180052184

Autosampler

An autosampler includes: a sample cooling unit that is brought into thermally contact with a bottom surface of a sample rack so as to cool a sample accommodated in the sample rack; a condensed water receiver that has at least one hole on a bottom surface thereof, and is provided below the sample rack for receiving water condensed around the sample rack; a discharging passage configured in such a manner that a droplet falling from the at least one hole flows therein.. . ... Shimadzu Corporation

02/22/18 / #20180052172

Kit for preparing sample for detecting monoclonal antibody

A sample preparation kit related to the present invention provides a significantly versatile analytical technique that is not affected by the diversity of antibodies, difference in species, matrix and the like. For preparing a sample to be used for detection of a monoclonal antibody through high-performance liquid chromatography-mass spectrometry (lc-ms), the kit includes a porous body for immobilizing a monoclonal antibody to be detected; nanoparticles with an immobilized protease; a reaction vessel for selectively digesting the monoclonal antibody by bringing the porous body and nanoparticles into contact; a buffer to be introduced into the reaction vessel along with the nanoparticles and porous body so that a protease reaction is carried out; and a filtration membrane to remove the porous body and nanoparticles after the proteolysis so as to extract the reaction product and the buffer.. ... Shimadzu Corporation

02/22/18 / #20180052140

Modular-type analysis system

Upon receipt of an analysis initiation instruction, regardless of the necessity of any changes in operation at the time of the analysis initiation, an integrated controller (21) of a system control unit (2) notifies other units (3 to 6) of analysis initiation and changes the luminescent color of a state indication led (25) to blue which is common to each unit. In a liquid supply unit (3) that received a notification of the analysis initiation, a local controller (34) changes the device status to “run” and changes the luminescent color of a state indication led (35) to blue. ... Shimadzu Corporation

02/22/18 / #20180051053

Method for obtaining peptide fragment from antibody by protease decomposition reaction with restricted reaction field

The present invention provides: a method for increasing a yield, from a target monoclonal antibody, of a peptide fragment that comprises an fab region or a variable region of the antibody or a portion of the region, the method being characterized by including a process in which digestion of the target monoclonal body is performed by bringing the target monoclonal antibody, which is immobilized on inner surfaces of pores of a porous body, and a protease, which is immobilized on surfaces of nanoparticles having an average particle size larger than an average pore diameter of the porous body, into contact with each other in a liquid by stirring or tapping rotation stirring at a low speed of less than 100 rpm so as to maintain a uniform dispersion, the average pore diameter of the porous body being in a range of 10 nm-200 nm and the average particle size of the nanoparticles being in a range of 50 nm-500 nm; and a kit for use in the method.. . ... Shimadzu Corporation

02/15/18 / #20180045564

Exterior fixing mechanism for analysis device

In an exterior fixing mechanism, an elastic body (7) having a groove (72) is provided in a first exterior member (1). A plate-like member (9) having a concave part (92) is provided in a second exterior member (2). ... Shimadzu Corporation

02/15/18 / #20180042571

Radiation phase difference imaging apparatus

Provided is a radiation phase difference imaging apparatus in which a separation distance between a phase grating and a radiation detector is optimized. The separation distance between the phase grating and a detection surface of an fpd is determined based on the magnitude of noise corruption in a self-image projected onto the detection surface. ... Shimadzu Corporation

02/08/18 / #20180038828

Electrophoresis measurement method, data processing device, and recording medium

There are provided an electrophoresis measurement method which can easily and accurately judge degree of similarity between reference data and measurement target data, a data processing device, and a data processing program. Detected data obtained by subjecting a reference sample to electrophoresis is standardized with reference to peaks of a lower limit marker substance and an upper limit marker substance, and thus reference data is acquired. ... Shimadzu Corporation

02/01/18 / #20180031568

Device for pretreatment of sample and analyzer equipped therewith, and method for pretreatment of sample

A sample is dissolved in a reagent 4 containing an organic solvent in a conversion vessel 11. A gas is supplied from a first gas supply part into the conversion vessel 11 via a reagent introduction tube 17, and thus the interior of the conversion vessel 11 is pressurized. ... Shimadzu Corporation

02/01/18 / #20180031529

Mass spectrometry method, chromatograph mass spectrometer, and program for mass spectrometry

A mass spectrometry method includes: creating a plurality of measurement conditions corresponding to all combinations of precursor-ion candidates generated from the target compound and collision-energy-value candidates; performing a product-ion scan measurement using each of the plurality of measurement conditions and performing a plurality of reference measurements for detecting a predetermined kind of ion generated from the target compound under the same condition, within an introduction time during which the target compound is introduced; creating a peak function, which is a function representing a change in the amount of introduction of the target compound into the mass spectrometer within the introduction time, based on the result of the reference measurement; creating a normalization function for normalizing the amount of introduction of the target compound within the introduction time, based on the peak function; and normalizing the intensity of product-ion spectra obtained by the product-ion scan measurements performed for all combinations.. . ... Shimadzu Corporation

02/01/18 / #20180031423

Multichannel spectrophotometer and data processing method for multichannel spectrophotometer

A problem addressed by the present invention is to reduce the influence of stray light incident on each light-receiving element in the case of receiving each wavelength of light using a plurality of light-receiving elements. The multichannel spectrophotometer according to the present invention is a detector for simultaneously detecting the entirety of wavelength-dispersed light obtained by introducing light from a sample to a light-dispersing element (16) and dispersing this light into wavelengths by the light-dispersing element (16), including: a multichannel-type detector (17) including a plurality of light-receiving elements arranged in a one-dimensional form in a wavelength-dispersing direction of the light-dispersing element; a light amount calculator (221) for calculating the amount of light from a detection signal of each of the plurality of light-receiving elements (pd); a spectrum creator (222) for creating, from the amounts of light calculated by the light amount calculator (221), a spectrum showing a relationship between wavelength and the amount of light; and a computing section (224) for estimating, from the spectrum, the amount of stray light incident on each light-receiving element (pd) and correcting the spectrum by subtracting, from the amount of wavelength-dispersed light incident on each light-receiving element, the amount of stray light.. ... Shimadzu Corporation

01/25/18 / #20180025513

Radiation image generation method and image processing device

An image processing element 9 of the present invention includes a weighting factor setting element 9a that sets up a weighting factors wnn, wbi of the weight addition combing a nearest neighbor interpolation and a bilinear interpolation based on an absolute value. . ... Shimadzu Corporation

01/25/18 / #20180024344

Microscope

A microscope equipped with an imaging device used for the positioning of a sample, the microscope capable of removing distortion and blind spots from an image generated by the imaging device and reducing cost by using a commercially available imaging device. A sample holder for holding a sample; a measurement light source for irradiating the sample held by the sample holder with irradiation light; a focusing optical element for focusing measurement light derived from the irradiation light transmitted through or reflected from the sample; a detection unit for detecting the measurement light focused by the focusing optical element; an image capture device for capturing the image of the sample; and an objective optical system switching unit arranged to switch either the focusing optical element or the image capture device with the other to a position facing the sample.. ... Shimadzu Corporation

01/25/18 / #20180023719

Exhaust system and control device

A control device configured to control each of a vacuum pump and a vacuum valve provided on a side of a suction port of the vacuum pump, the control device comprises: a motor driver configured to drive a rotor driving motor of the vacuum pump; a valve plate driver configured to drive a valve plate driving motor of the vacuum valve; and a controller configured to control the motor driver and the valve plate driver.. . ... Shimadzu Corporation

01/25/18 / #20180021748

Method for producing molecular assemblies, and device for producing molecular assemblies

The present invention relates to a method and an apparatus both for producing molecular assemblies of an amphiphilic block polymer. The method of the present invention includes: applying a polymer solution (45) containing an amphiphilic block polymer and a solvent in a layered shape on a planar base member (11) in a film forming part (40); forming a polymer film on the base member (13) by removing the solvent from the coated layer of the solution in a drying part (30); and producing molecular assemblies by bringing the polymer film into contact with a water-based liquid (55) in a molecular assembly forming part (50). ... Shimadzu Corporation

01/25/18 / #20180020999

Bone analyzing device

A bone analysis apparatus capable of calculating a more highly reliable fracture risk evaluation value. A bone density of the invention is positioned for a partial description of a fracture risk. ... Shimadzu Corporation

01/11/18 / #20180013263

Laser device

A laser device has a plurality of laser diodes; a plurality of optical elements installed corresponding to the plurality of the laser diodes; a plurality of units formed by fixing the laser diodes and the optical elements per each laser diode and installed corresponding to the plurality of the laser diodes; a converging element that converges laser beams emitted from the plurality of the laser diodes to a fiber; a housing element houses the plurality of the units and the converging element; and a thermal transfer plate performs heat dissipation of the plurality of the units. The heat resistance reducing element having a heat resistance value that is smaller than a predetermined value is installed between the thermal transfer plate and each unit or the processing for reducing the heat resistance is performed.. ... Shimadzu Corporation

01/11/18 / #20180012740

Mass spectrometer

In a device adjustment process, when a solenoid valve is opened, a gas resulting from vaporization of pftba held in a container is drawn into an ion source, a relationship between ambient temperature and a correction coefficient for actual signal values is experimentally determined beforehand. In an actual adjustment process, an ambient temperature acquirer reads the ambient temperature and refers to the correction information to determine the correction coefficient corresponding to the ambient temperature at that moment. ... Shimadzu Corporation

01/11/18 / #20180011067

Noise level estimation method, measurement data processing device and program for processing measurement data

In a method for estimating a noise level representing the magnitude of a noise component from measurement data, first waveform data composed of high frequency noise components extracted from assumed noise data are divided into segments so that each section where positive values successively occur or each section where negative values successively occur in the first waveform data is defined as one segment. A segment-width threshold is determined based on the distribution of the widths of the segments. ... Shimadzu Corporation

01/11/18 / #20180011057

Mass spectrometer and ion mobility spectrometer

A cylindrically-shaped auxiliary electrode and a cylindrically-shaped reflecting electrode are located anterior to a spray flow ejected from an esi ionization probe. An inlet end of a heated capillary extends into the space between the two electrodes. ... Shimadzu Corporation

01/04/18 / #20180007768

X-ray generator and x-ray analyzer

A heat pump is used to cool an x-ray tube, and waste heat from the heat pump is used to heat a separate part (a spectroscope, for example). As a result, the x-ray tube can be cooled using the heat pump, and the waste heat from the heat pump resulting from the cooling thereof can be used to heat a separate part. ... Shimadzu Corporation

01/04/18 / #20180005811

Device for manipulating charged particles

The present invention is concerned with a device for charged particle transportation and manipulation. Embodiments provide a capability of combining positively and negatively charged particles in a single transported packet. ... Shimadzu Corporation

01/04/18 / #20180005721

X-ray generator

An x-ray generator capable of reliably reducing an x-ray focal spot size without depending on the focal spot size of an electron beam on a target. Providing, within the irradiation range of an electron beam b of a target laminated structure 3 comprising a target 2 and an x-ray irradiation window 1, a low x-ray absorptivity region 3a of localized low x-ray absorptivity in the irradiation direction of the electron beam b results in the suppression of emission to the outside of x-rays from among the x-rays generated as a result of the irradiation of the electron beam b onto the target 2 that are from regions other than the low x-ray absorptivity region 3a, and an x-ray focal spot of a size corresponding to the size of the low x-ray absorptivity region 3a is obtained regardless of the size of the irradiation region of the electron beam b.. ... Shimadzu Corporation

01/04/18 / #20180003683

Noise level estimation method, measurement data processing device, and program for processing measurement data

A method includes: performing a time-frequency analysis on measurement data to obtain waveform data representing a temporal change in the intensity of each of a plurality of frequency components; dividing the waveform data of each of a plurality of predetermined frequencies into a plurality of segments so that each section where positive values successively occur and each section where negative values successively occur in a time-axis direction are defined as one segment; calculating the area of each of the segments to obtain segment values; creating, for the waveform data of each of the predetermined frequency components, a selected segment group by excluding a segment whose segment value exceeds a predetermined reference value from the segments in the waveform data; and determining a noise level of each of the predetermined frequency components based on the average value of the segment values of the segments included in the selected segment group.. . ... Shimadzu Corporation

01/04/18 / #20180000436

Radiographic apparatus

A radiography apparatus is provided in which delays in it do not occur due to the influence of preliminary preparation of a radiation detector. The fpd 4 receives a signal from an x-ray tube control unit 6 and then completes preliminary preparation for the detection of radiation during accelerated movement of an x-ray tube 3 or the fpd 4. ... Shimadzu Corporation

12/28/17 / #20170371330

Rotor life estimation device and vacuum pump

A rotor life estimation device of a vacuum pump including a rotor rotatably driven by a motor and a rotor temperature detection section configured to detect a temperature of the rotor, comprises: an arithmetic section configured to calculate a strain equivalent corresponding to creep strain of the rotor based on a correlation between a creep strain speed equivalent and the temperature of the rotor and the temperature detected by the rotor temperature detection section; an estimation section configured to estimate a rotor life based on the calculated strain equivalent; and a providing section configured to provide information on the estimated rotor life.. . ... Shimadzu Corporation

12/28/17 / #20170371155

Head-up display apparatus

A head-up display apparatus is provided with an image emission mechanism that emits image display light, and a combiner arranged in front of an eye (or eyes) of a pilot to introduce the image display light to the eye(s) of the pilot. The head-up display apparatus is equipped with a light guide including first and second plane arranged in parallel planes, an incidence plane including a first reflector and an emission plane including a second reflector disposed between the first and second planes. ... Shimadzu Corporation

12/28/17 / #20170371139

Objective optical system for atr measurement

An objective optical system includes a convex secondary mirror configured to reflect a measurement light irradiated from an infrared microscope, a concave primary mirror configured to reflect the measurement light reflected by the secondary mirror, a prism to which the measurement light reflected by the primary mirror is irradiated, and a light shielding means provided on an optical path of the measurement light between the primary mirror and the prism to shield a part of the light beam of the measurement light.. . ... Shimadzu Corporation

12/28/17 / #20170371047

Sensitivity correction coefficient calculating system and x-ray analyzer

The invention provides a sensitivity correction coefficient calculating system for an x-ray detector with which the sensitivity correction coefficient can be calculated using a multipurpose x-ray source instead of a specific x-ray source. In the sensitivity correction coefficient calculating system for an x-ray detector having a detection surface where detection elements for detection the x-ray intensity are aligned one-dimensionally or two-dimensionally, fitting is carried out on the measured x-ray intensity detected by a detection element using an approximation function so as to calculate the sensitivity correction coefficient using the calculated x-ray intensity calculated from the approximation function and the measured x-ray intensity.. ... Shimadzu Corporation

12/14/17 / #20170358440

Time-of-flight mass spectrometer

An ion reflector has a configuration in which multiple plate electrodes having a rectangular opening are arranged. The components are arranged so that a central axial line extending in the longitudinal direction of the opening lies on a plane which contains a straight line (y-axis) connecting the centroidal position of an ion distribution in an ion trap and a central position on the detection surface of a detector, and a central axial line (x-axis) of an ion-ejecting direction. ... Shimadzu Corporation

12/14/17 / #20170356890

Gas chromatograph

A gas chromatograph is provided which is capable of effectively reducing the amount consumed of a carrier gas, reducing the time and effort required for an operator to manually set parameters, and preventing damages to a column and a detector due to a setting mistake. In a case where a stop operation for the power supply of the gas chromatograph is performed (yes in step s101), the flow rate of a carrier gas to be supplied to a sample vaporization chamber is decreased and the temperatures of the column and the detector are sufficiently lowered (steps s102 to s104), and then the power supply of the gas chromatograph is switched over from an on state to an off state (step s106).. ... Shimadzu Corporation

12/14/17 / #20170356889

Three-dimensional spectral data processing device and processing method

When performing an analysis of the difference between a specific sample group and a nonspecific sample group, a principle component analysis processing unit (33) performs principle component analysis on a collection of a plurality of mass spectrums created from data obtained for a single specific sample, and a characteristic spectrum acquisition unit (34) acquires a characteristic spectrum for each of a plurality of principle components using factor loadings. A spectrum similarity calculation unit (35) calculates the similarities between all mass spectrums and the characteristic spectrum for each sample, and obtains a representative value for the same. ... Shimadzu Corporation

12/07/17 / #20170352525

Analysis data processing method and device

When conducting imaging mass analysis for a region to be measured on a sample, an individual reference value calculating part obtains a maximum value in pi/ii of respective measuring points, and stores the value together with measured data as an individual reference value. When performing comparison analysis for a plurality of the data obtained from different samples, a common reference value determining part reads out corresponding a plurality of the individual reference values and determines a minimum value as a common reference value fmin. ... Shimadzu Corporation

12/07/17 / #20170350920

Scanning probe microscope

The invention provides a scanning probe microscope capable of eliminating the influence of vibration noise and obtaining, accurately and with high resolution, surface information of a sample s. A scanning probe microscope 1 includes: a main body unit 10; a control unit 30; and a wireless stand 60 that is connected to the control unit 30 through a power supply signal cable 42 and includes a power supplying coil 63 and a transmission and reception unit 64. ... Shimadzu Corporation

12/07/17 / #20170350690

Defect detection method and defect detection apparatus

A defect detection apparatus is provided that can inspect a measurement region of a target object at one time and without inconsistencies arising within the measurement region. A defect detection apparatus 10 includes: a generation unit (signal generator 11 and vibrator 12) for generating an elastic wave in a target object s; an illumination unit (pulsed laser light source 13 and illumination light lens 14) for performing stroboscopic illumination onto a measurement region of a surface of the target object s; and a displacement measurement unit (speckle shearing interferometer 15) for collectively measuring displacements in a normal direction at each point of the measurement region with respect to at least three mutually-different phases of the elastic wave by controlling a phase of the elastic wave and a timing of the stroboscopic illumination. ... Shimadzu Corporation

11/30/17 / #20170346356

Vacuum pump

A vacuum pump for rotary driving a rotor by a motor to perform vacuum pumping, wherein a motor rotor of the motor includes a yoke fixed to a shaft of the rotor, and a permanent magnet held at the yoke, and the yoke includes a holding portion provided apart from the shaft and configured to hold the permanent magnet, and a pair of fitting portions provided respectively at both ends of the holding portion in an axial direction and bonded to the shaft by fitting, and a radial thickness dimension of each fitting portion is set less than that of the holding portion.. . ... Shimadzu Corporation

11/30/17 / #20170343823

Dynamic image processing device for head mounted display, dynamic image processing method for head mounted display and head mounted display system

This dynamic image processing device (20) for a head mounted display includes an attitude detection means (30) capable of detecting the attitude of an imaging device affixed to the head of a user, a first image deviation amount calculation means (41) that calculates a first image deviation amount (g1) in the yawing and pitching directions of the imaging device based on the detection result of the attitude detection means, a second image deviation amount calculation means (42) that calculates a second image deviation amount (g2) between a past image (52) and a current frame image (51) based on the first image deviation amount, the current frame image captured by the imaging device, and the past image, and an image synthesis means (43) that corrects the past image based on the second image deviation amount and synthesizes the past image and the current frame image.. . ... Shimadzu Corporation

11/30/17 / #20170343519

Liquid chromatograph

A liquid chromatograph includes: a concentration column for capturing a target component; an analysis column for separating the target component from other components; first passage-switching units for switching between the state of forming a passage through which a sample-introduction mobile phase containing the liquid sample is fed to the concentration column, and the state of forming a passage through which an eluant for eluting the target component captured in the concentration column is fed to the concentration column; a storage unit for storing the eluant; and a second passage-switching unit for switching between the state of forming a passage through which an analysis mobile phase is fed to the analysis column and a passage through which the eluant from the concentration column is fed to the storage unit, and the state of forming a passage through which analysis mobile phase is fed to the analysis column via the storage unit.. . ... Shimadzu Corporation

11/30/17 / #20170343486

Radiation phase-contrast imaging device

Provided is a radiation phase-contrast imaging device capable of assuredly detecting a self-image and precisely imaging the internal structure of an object. According to the configuration of the present invention, the longitudinal direction of a detection surface of a flat panel detector is inclined with respect to the extending direction of an absorber in a phase grating. ... Shimadzu Corporation

11/23/17 / #20170336370

Chromatogram data processing method and chromatogram data processing apparatus

The em algorithm for a gaussian mixture model is applied to the separation of peaks that overlap one another on a chromatogram. However, the number of overlapping components is unknown. ... Shimadzu Corporation

11/23/17 / #20170336254

Photodetector

A photodetector includes a plurality of photoelectric conversion elements arranged within a photosensitive-element area constituting one photosensitive element; the plurality of detection circuits each of which is provided for one of the plurality of photoelectric conversion elements, each of the detection circuits including a capacitor; and a signal processing section for totaling output signals produced by the plurality of detection circuits.. . ... Shimadzu Corporation

11/16/17 / #20170329281

Digital holography device and digital hologram generation method

A generation method of a digital hologram includes steps of emitting coherent light from a coherent light source, imaging a hologram that is an interference pattern of an object beam and a reference beam due to the emission light from the light source, and setting a plurality of wavelengths of the illumination light that generates the hologram detected by the detector, and wherein the plurality of wavelength are specified by the wavelength setting step based on a magnification percentage x of a conjugate image set up by a user not to disturb visibility of an image when a real image and the conjugate image reconstructed by a predetermined calculation means relative to structures of observation targets are superimposed to a corresponding real image so that a shortest wavelength λmin and a longest wavelength λmax satisfy the expression λmax/λmin≧(1/x+1).. . ... Shimadzu Corporation

11/16/17 / #20170328874

Chromatograph mass spectrometer

A chromatograph mass spectrometer including: an msn−1 analysis setter for setting an analysis execution period for performing an msn−1 analysis, an execution time for the analysis and a loop time; an analysis period divider for dividing the analysis period into segments according to a change in number or analysis condition of msn−1 analyses to be performed within the same time window; an msn analysis setter for performing msn−1 analysis to obtain mass spectrum data and for scheduling msn analysis, an ion corresponding to a peak satisfying a set condition being designated as a precursor ion; an msn analysis execution time allotter for allotting, in each segment, a time period for execution of the msn analysis, the time period being calculated by subtracting an event execution time from the loop time; and an analysis executer for repeatedly performing msn−1 analysis and msn analysis in each segment.. . ... Shimadzu Corporation

11/16/17 / #20170328863

Ion mobility spectrometer

A spray area in which a large number of droplets of a liquid sample sprayed from a spray nozzle is separated from the tip of a needle electrode for corona discharge by a sufficiently large distance, with a grid electrode facing the needle electrode placed in between. Ring electrodes for creating an electric field which drives primary ions that should react with the sample and generate sample-derived ions are provided within an ion chamber between the grid electrode and the spray area. ... Shimadzu Corporation

11/16/17 / #20170325773

X-ray imaging device

An x-ray imaging device and method of operation is capable of acquiring a long-length image and is naturally connected. A configuration data of the signal intensity depending on the position along a moving direction of the long-length imaging is acquired by acquiring a model data prior to the long-length imaging, in order to obtain an approximate configuration. ... Shimadzu Corporation

11/09/17 / #20170323773

Mass spectrometer

A high-voltage power source for applying high voltage to a nozzle of an esi ion source includes a charge release assistant section (26) including switch circuits (62 and 65) and other elements for forcing electric charges accumulated at output terminals to be discharged in a polarity-switching operation, whereby the positive/negative switching of the polarity of the output voltage can be quickly performed. In the mass spectrometer according to the present invention, for example, when the voltage applied to the nozzle needs to be changed from vi to v2 (where v1 and v2 are positive, and v1>v2), a voltage control section (20) under the command of a main controller (9) operates a positive voltage generation section (21) and negative voltage generation section (23) so as to temporarily provide a negative output voltage. ... Shimadzu Corporation

11/09/17 / #20170322234

Data display processing device, data display processing method and control program for scanning probe microscope

A data display processing device for a scanning probe microscope includes: a group information storage unit for managing and storing a plurality of measurement data sets; specified data acquisition means for acquiring, from the storage unit, a specified measurement data set; display controlling means for displaying the specified data set as an image; preliminary image generation means for, triggered by determination of the specified data set, acquiring other measurement data set or sets belonging to a group including the specified data set from the group information storage unit, and generating a preliminary image which is an image or images which will be used when displaying the other measurement data set or sets; and first display switching means for switching to display the preliminary image within a predetermined region in response to a first predetermined input operation by the user performed while the specified data set is displayed.. . ... Shimadzu Corporation

11/09/17 / #20170322147

Atomic absorption photometer and atomic absorption measurement method

There are provided an atomic absorption photometer and an atomic absorption measurement method which can easily perform background correction in a short time period by using a plurality of types of methods while suppressing the amount of samples consumed. Background correction is performing by using each of the d2 lamp method, the zeeman method, and a self-reversal method, according to measurement data in each of measurement periods t41 to t46 obtained in one data acquisition cycle. ... Shimadzu Corporation

11/09/17 / #20170319163

Tomographic image display device

In a tomographic image display device, an mip-axis setting unit sets a predetermined axis of a subject as an mip-axis. A position information calculation unit sets each position of three-dimensional volume data obtained for different regions of interest at three-dimensional positions corresponding to positional relationships between the mip-axis and the region of interest. ... Shimadzu Corporation

10/26/17 / #20170307551

Sample-analyzing system

Provided is a sample-analyzing system used for identifying a target sample from its measurement data obtained using a plurality of analyzing devices including at least one device selected from a fluorescent x-ray analyzer, atomic absorption photometer and inductively coupled plasma emission analyzer as well as at least one device selected from an infrared spectrophotometer and raman spectrophotometer. The system includes: a storage section for holding measurement data obtained for each of the reference objects using the analyzing devices; a measurement data comparator for comparing, for each analyzing device, the measurement data of the target sample with those of the reference objects and for determining the degree of matching of the target sample with each reference object; an integrated degree-of-matching calculator for calculating an integrated degree of matching from the degrees of matching determined for the analyzing devices; and a comparison result output section for outputting information concerning a predetermined number of reference objects in descending order of the integrated degree of matching.. ... Shimadzu Corporation

10/26/17 / #20170306967

Monitoring device and vacuum pump

A vacuum pump includes; a rotor, a stator, a motor, a heating section heating the pump base portion, a base temperature detection section detecting a temperature of the pump base portion, a rotor temperature detection section detecting a temperature equivalent as a physical amount equivalent to a temperature of the rotor, and a heating control section to control heating of the pump base portion by the heating section such that a detection value of the rotor temperature detection section falls within a predetermined target value range. A monitoring device comprises: an estimation section configured to estimate, based on multiple temperatures detected over time by the base temperature detection section, maintenance timing at which the temperature of the pump base portion reaches equal to or lower than a predetermined temperature; and an output section configured to output maintenance information based on the estimated maintenance timing.. ... Shimadzu Corporation

10/12/17 / #20170294295

Methods and devices for parallel analysis of ion mobility spectrum and mass spectrum

A method for parallel analysis in mass spectrometry and ion mobility spectrometry includes enabling a sample to be subjected to a chromatography separation; ionizing the chromatography separated sample and then feeding the sample into a succeeding stage device for analysis, comprising: analyzing at least part of the ionized sample through an ion mobility spectrometer to obtain an ion mobility spectrum, and analyzing at least other parts of the sample through a mass spectrometer to obtain a mass spectrum, wherein the period for obtaining each ion mobility spectrum and each mass spectrum being not longer than 5 s; and performing data post-processing, comprising: correlating the peaks in said ion mobility spectrum and the peaks in said mass spectrum with a deconvolution algorithm according to the consistency in retention time or elution profile for the same analyte in said chromatography.. . ... Shimadzu Corporation

10/12/17 / #20170292679

Light-emitting device

A light-emitting device for increasing power by combining beams from a plurality of light sources and for improving focusing performance including a plurality of light sources; and a light-outputting device for generating collimated beams for respective emitted lights from the plurality of light sources and for outputting enlarged beams wherein the beam diameters of the respective collimated beams have been enlarged in the direction wherein the beam diameters are small.. . ... Shimadzu Corporation

10/12/17 / #20170291042

Positioning apparatus and method of positioning

A positioning apparatus and a positioning method has a control element and function 40 includes a radiograph acquisition element 41 that acquires radiograph data detected by two radiography systems selected from a group consisting of a flat panel detector, a drr (digital reconstructed radiograph) generation element 42 that generates drr in two different directions by virtually performing fluoroscopic projection relative to the 3-dimensional ct data obtained through the network 17, a positioning element 43 that positions a ct to the x-ray fluoroscopic radiograph obtained from two radiography systems, and a displacement distance calculation element 44 that calculates a displacement distance of the tabletop 31 based on the gap between radiographs for improved positioning. The positioning element 43 has a multidimensional optimization element 45 and a 1-dimensional optimization element 46 that optimize parameters relative to rotation and translation of the fluoroscopic projection to maximize an evaluation function that evaluates a matching degree between the drr and the x-ray fluoroscopic radiograph.. ... Shimadzu Corporation

10/05/17 / #20170287691

Mass spectrometer

In a mass spectrometer according to the present invention, when mrm measurements for a plurality of mrm transitions need to be performed within one cycle, a measurement order rearranger determines an analysis sequence by sorting the measurement in ascending order of the absolute value of an optimum application voltage (an application voltage which gives the highest ionization efficiency) to the nozzle of the esi probe. An analysis controller performs the analysis by controlling the high-voltage power source and other relevant units according to the determined analysis sequence. ... Shimadzu Corporation

10/05/17 / #20170287689

Ion manipulation device for guiding or confining ions in an ion processing apparatus

An ion manipulation device for guiding or confining ions in an ion processing apparatus. The device has a first circuit board, wherein at least one first electrode for manipulating the path of ions is mounted on a mounting surface of the first circuit board; a second circuit board, wherein at least one second electrode for manipulating the path of ions is mounted on a mounting surface of the second circuit board; at least one bridging electrode for manipulating the path of ions, wherein the at least one bridging electrode is mounted to both the mounting surface of the first circuit board and the mounting surface of the second circuit board, wherein the bridging electrode is configured to hold the first circuit board and the second circuit board apart from each other in a fixed spatial relationship in which the mounting surface of the second circuit board faces towards the mounting surface of the first circuit board.. ... Shimadzu Corporation

10/05/17 / #20170284982

Preprocessing device and analysis system provided with same

The present invention provides a preprocessing device of a more compact structure, and an analysis system provided with the same. A preprocessing device (1) includes a container holding section (12), a filtration port (30), and a transport arm (24). ... Shimadzu Corporation

10/05/17 / #20170284981

Preprocessing device and analysis system provided with same

The present invention provides a processing device with a high degree of flexibility in setting of preprocessing and which is capable of increasing the preprocessing efficiency, and an analysis system provided with the same. Setting receiving means (84d) receives, for each sample, setting of a plurality of types of preprocessing and a parameter for each preprocessing. ... Shimadzu Corporation

10/05/17 / #20170281116

X-ray imaging apparatus for rounds

This x-ray imaging apparatus for rounds includes inside a cart a battery, a charging circuit adapted to limit charging current flowing through the battery, and a control circuit, in which the control circuit includes: a power supply voltage detecting part adapted to detect power supply voltage supplied from an external power supply; a charged voltage detecting part adapted to detect the charged voltage of the battery; a charging current detecting part adapted to detect charging current at the time when the battery is charged; and a charging current value control part adapted to, depending on a variation in the power supply voltage detected by the power supply voltage detecting part, control a charging current value set for the charging circuit.. . ... Shimadzu Corporation

09/28/17 / #20170278691

Time-of-flight mass spectrometer

A voltage applied to an exit gate electrode forming a potential barrier and temporarily trapping ions within the inner space of the ion guide is higher than a voltage at an ion guide's exit end. A higher voltage is applied to the exit gate electrode for a lower m/z value of the measurement target ion, to push back the ion which has slowly moved along a potential gradient and reached the exit end of the ion guide. ... Shimadzu Corporation

09/28/17 / #20170278689

Mass analyser and method of mass analysis

An electrostatic ion trap for mass analysis includes a first array of electrodes and a second array of electrodes, spaced from the first array of electrode. The first and second arrays of electrodes may be planar arrays formed by parallel strip electrodes or by concentric, circular or part-circular electrically conductive rings. ... Shimadzu Corporation

09/28/17 / #20170276806

Radiation detector

The radiation detector according to the present invention is always able to calculate the summation value accurately, regardless of the intensity of the fluorescent emission that is produced in the scintillator. That is, if the method for calculating the summation value set forth in the present invention is used, then the number of instantaneous intensity data d that are added together each time a fluorescent emission is produced in the scintillator will be larger the greater the intensity of the fluorescent emission. ... Shimadzu Corporation

09/28/17 / #20170276654

Gas-liquid separator and super-critical fluid device

A gas-liquid separator according to an embodiment of the present invention separates a mobile phase containing a gas and a liquid into a gas and a liquid. The gas-liquid separator according to the embodiment of the present invention includes an introduction flow channel to which a mobile phase is introduced, and a plurality of discharge flow channels connected to the introduction flow channel. ... Shimadzu Corporation

09/28/17 / #20170276652

Analyzing device

An analyzing device includes a splitting part for causing fluid containing a sample component to flow separately in a first flow passage and a second flow passage; an analyzing column provided on the first flow passage for separating the sample component from the fluid; a first back pressure regulating valve corresponding to a first pressure controlling unit for controlling a pressure in the first flow passage; and a second back pressure regulating valve corresponding to a second pressure controlling unit for controlling a pressure in the second flow passage, wherein flow rate of the fluid in the first flow passage and flow rate of the fluid in the second flow passage are controlled based on a ratio of the pressure in the first flow passage to the pressure in the second flow passage.. . ... Shimadzu Corporation

09/28/17 / #20170276602

Light measuring apparatus

An optical measurement device 100 comprises a apparatus main element 1 including a light emission aperture 11, a light emission probe element 2 that includes the optical fibers 21 and transmits a light the other end 21b of the optical fibers 21 attached and detached relative the light emission aperture 11, and a light block element 6 that blocks the light irradiated from the light emission aperture 11 under the condition in which the light emission probe element 2 installed to the apparatus main element 1 is detached from the light emission aperture 11.. . ... Shimadzu Corporation

09/21/17 / #20170271140

Time-of-flight mass spectrometer

Ions ejected substantially simultaneously from a collision cell after being temporarily held inside the collision cell arrive at an orthogonal acceleration unit through an ion transport optical system. When the ions enter the orthogonal acceleration unit, voltages having a predetermined potential difference are applied to an entrance-side electrode and an exit-side auxiliary electrode, and as a result an electric field having a rising potential gradient along an axis is created in the orthogonal acceleration unit. ... Shimadzu Corporation

09/21/17 / #20170271135

Multidimensional mass spectrometry data processing device

For a sample whose components are separated from each other, an ms2 analysis is repeatedly performed by an ms/ms unit to obtain ms2 spectra. Peak information is collected from the ms2 spectrum acquired for each micro area on a two-dimensional chromatogram. ... Shimadzu Corporation

09/21/17 / #20170268519

Magnetic levitation vacuum pump

A magnetic bearing vacuum pump comprises: a first displacement signal generation section configured to amplify, by a resolution multiplying factor k of k>1, a displacement modulated wave signal modulated according to a displacement of the rotor from a predetermined position to generate a high-resolution displacement signal in a first displacement region including the predetermined position; a second displacement signal generation section configured to generate a low-resolution displacement signal in a larger second displacement region including the first displacement region; a selection section configured to select either one of the high-resolution displacement signal or the low-resolution displacement signal based on an unsteady-state response signal obtained by excluding a steady-state whirling displacement component from the high-resolution displacement signal or the low-resolution displacement signal; and a bearing control section configured to control the magnetic bearing based on the displacement signal selected by the selection section.. . ... Shimadzu Corporation

09/21/17 / #20170265759

Photobiological measurement apparatus

A photobiological measurement apparatus 1 may include a second received light quantity information calculation unit 33 for calculating measurement data relating to cerebral activity, a data display controller for displaying the measurement data for a specified area of a subject's brain, is characterized: is being provided with a reference light-receiving probe 14, which is disposed at a position separated by a first setting distance r1 from the light-transmitting prober 12 that is shorter than a second setting distance r2, and a first received light quantity information calculating unit 32, which calculates skin blood flow data relating to the skin blood flow using first received light quantity information Δa1 from the light transmitting probe 12 to the reference light-receiving probe 14, and in displaying the skin blood flow data at a specified position of the subject's scalp by indicating the measurement position on the subject's scalp and displaying the skin blood data.. . ... Shimadzu Corporation

09/14/17 / #20170265289

Emitter and x-ray tube device having the same

An emitter that can be lighted even if a line of any part thereof is broken by ensuring an electric pathway. The x-ray tube device includes an electron emission surface p having an electric pathway; electric heating elements 21, 22 that are connected electrically to both ends of said electron emission surface; and two branched terminals that are branched in the middle of the electric pathway of the electron emission surface p between electric heating elements 21 and 22; second electric heating element, in order from the electric heating element 21 as the supporting element 23 and the supporting element 24; and further comprises: a relay 33a that switches the electric heating element 21 and the supporting element 24 to be in a short-circuit/open condition and a relay 33b switches the electric heating element 22 and the supporting element 23 to be in a short-circuit/open condition. ... Shimadzu Corporation

09/14/17 / #20170263412

X-ray target and x-ray generation device having the same

An x-ray target and an x-ray generation device including the x-ray target are provided. In an x-ray target, a frame for supporting an irradiation window is divided into a first frame closer to the irradiation window and a second frame on the outer side of the first frame. ... Shimadzu Corporation

09/14/17 / #20170261622

Radiation detector and tof-pet apparatus having the same

A radiation detector provides improved time-resolution under consideration of an incident of a multiple scattering event. An individual comparator 11 extracts a pulse from the detection element 3a through a total circuit 12 and converts to the time data. ... Shimadzu Corporation

09/14/17 / #20170260999

Temperature control device and turbo-molecular pump

A turbo-molecular pump includes a stator provided at a pump base portion, a rotor rotatably driven on the stator, a heating section configured to heat the pump base portion, abase temperature detection section configured to detect a temperature of the pump base portion, and a rotor temperature detection section configured to detect a temperature equivalent as a physical amount equivalent to a temperature of the rotor. A temperature control device of the turbo-molecular pump comprises: a heating control section configured to control heating of the pump base portion by the heating section based on a detection value of the rotor temperature detection section; and an informing section configured to inform a warning when a detection temperature of the base temperature detection section is equal to or lower than a predetermined threshold.. ... Shimadzu Corporation

09/14/17 / #20170258331

Imaging device

An imaging device includes a visible light source 22, an excitation light source 23 that irradiates an excitation light to excite indocyanine green administered to a patient; an evaluation light source 24 that irradiates the light having the wavelength corresponding to the fluorescence from indocyanine green; a aperture mechanism 60 that narrows only visible light between visible light and fluorescence; a camera 21 capable of detecting fluorescence and visible light; a focal adjustment mechanism 70 that executes focal adjustment of the camera 21 using the light irradiated from the evaluation light source 24.. . ... Shimadzu Corporation

09/14/17 / #20170258330

Imaging device

The fusion element of the imaging processing element 31 generates the fused image by combining: the corrected image generated by using; at least one parameter relative to the color space including rgb value of each pixel, luminance, value, saturation and hue of the visible image, and each pixel value of the near-infrared image imaging fluorescences from indocyanine green; and the second corrected image that is the near-infrared image after colored.. . ... Shimadzu Corporation

09/07/17 / #20170256388

Mass analysis method and inductively coupled plasma mass spectrometer

An inductively coupled plasma mass spectrometer including: a plasma ionization part; a mass analysis part; a storage part that stores ion information about mass-charge ratios and presence ratios of isotopic ions of all elements and mass-charge ratios and generation probabilities of compound ions and multivalent ions generated when the measuring object samples are plasma-ionized; a representative sample measuring part; and an element-containing inferring part that infers types of elements contained in the representative sample; an interference ion judgment part that, respective target elements in the inferred elements, judges according to ion information whether there are isotopes without interference ions; a determination part of measurement mass-charge ratio that determines the mass-charge ratio of the isotope without interference ions and a mass-charge ratio of an isotope whose a mass peak has the maximum intensity obtained by subtracting the intensity as a mass-charge ratio for measurement; and an all-sample measuring part.. . ... Shimadzu Corporation

09/07/17 / #20170256387

Focusing ion guiding apparatus and mass spectrographic analysis apparatus

A focusing ion guiding apparatus includes at least one ion guiding inlet and ion guiding outlet connected to each other via a transport axial line; at least one group of focusing electrode structures comprising at least one smooth and non-concave focusing electrode or focusing electrode array to which a focusing voltage is applied, the focusing electrode structure causing the ions transported in the apparatus to be radially focused for many times under the action of a focusing electric field formed by the focusing electrode structure; and a neutral gas flow transported in the axial direction, a diffusion path of the gas flow in an at least partially radial direction relative to the axial direction being blocked by the focusing electrode or its bearing substrate to increase a transport velocity of the gas flow in the axial direction and reduce retention or turbulence of the transported ions.. . ... Shimadzu Corporation

08/31/17 / #20170248562

Analytical measurement device system

Provided is an analytical measurement device system 10 having a plurality of units (liquid-sending pump 12; detector 15) including: a sensor (flow sensor 121; light amount detector 151) provided in at least one unit among the plurality of units, for detecting the condition of a specific portion of the unit; a determination section (flow rate determiner 122; light amount determiner 152) provided in the unit, for receiving a signal from the sensor and for determining an overall condition of the unit based on a predetermined determination criterion; a storage section (flow-rate determination information storage section 123; light-amount determination information section 153) provided in the unit, for storing the determination criterion and a result of the determination by the determination section; and a display section (flow-rate determination result display section 124; light-amount determination result display section 154) provided in the unit, for displaying the determination result.. . ... Shimadzu Corporation

08/17/17 / #20170236701

Time-of-flight mass spectrometer

An ion transport optical system is disposed between a collision cell and an orthogonal acceleration unit. When releasing ions that are held in the collision cell, an accelerating electric field in which a large potential difference exists is created between an exit-side end of an ion guide and a first stage of the ion transport optical system, and a decelerating electric field in which a relatively small potential difference exists is created between a final stage of the ion transport optical system and an entrance end of the orthogonal acceleration unit. ... Shimadzu Corporation

08/17/17 / #20170236699

Mass spectrometer

Before a sample is pierced with a probe of a pesi ion source, a total ion current is measured under a condition with no voltage applied from a high voltage generator to the probe as well as under a condition with the voltage applied. If the probe is properly attached to the holder, a considerable difference in total ion current occurs between the period with no voltage applied and the period with the voltage applied. ... Shimadzu Corporation

08/17/17 / #20170236698

Ion optical apparatus and mass spectrometer

An ion optical apparatus and a mass spectrometer are provided. The ion optical apparatus includes at least one planar insulating substrate which is covered with metal patterns to form an electrode array including a plurality of cell electrodes, wherein each of the cell electrodes is arrayed according to a first direction to form a geometric pattern distribution of the electrode array, wherein cell electrodes are applied with radio frequency (rf) voltages having different phases to confine ions, a direct current (dc) voltage gradient is applied along at least part of the cell electrodes in the electrode array to drive ions to move in the first direction along the electrode array, and a corresponding electric field distribution is formed by the geometric pattern distribution to drive ions to move in a second direction substantially orthogonal to the first direction, thereby realizing ion deflection, focusing or defocusing.. ... Shimadzu Corporation

08/17/17 / #20170234839

Preparative separation liquid chromatograph system and preparative separation condition searching method

Provided is a preparative separation liquid chromatograph system and preparative separation condition searching method which allows for an easy setting of the preparative separation condition. A sample temporally separated into components by a separation column is introduced into a detector and a fraction collector, with each component fractionated and collected by the fraction collector based on the result of a detection by the detector. ... Shimadzu Corporation

08/10/17 / #20170229275

Particle charger

A particle charger is provided with: a filter (28) partitioning the inside of a housing (20) into a first space (29) and second space (30); a particle introducer (22) for introducing a particle into the first space; a gas ion supplier (10) for supplying the first space with a gas ion; a potential gradient creator (26, 27, 31) for creating a potential difference within the housing so as to make the gas ion and a charged particle resulting from a contact of the aforementioned particle with the gas ion move toward the second space; an ac voltage supplier (32, 33) for applying ac voltages having a phase difference to the neighboring electrodes (28a, b) included in the filter; a controller (35) for performing a control for applying, to the plurality of electrodes, predetermined voltages so as to allow the charged particle to pass through a gap between the electrodes while trapping the gas ion by the electrodes; and a charged particle extractor (23, 25, 34) for extracting the charged particle admitted to the second space to the outside of the housing. By this configuration, the occurrence frequency of the multi-charging is suppressed.. ... Shimadzu Corporation

08/10/17 / #20170227055

Vacuum pump

A vacuum pump comprises: a bearing device; and an exhaust function including a rotary body supported by the bearing device and configured to exhaust gas. The bearing device includes a bearing having an outer ring, an inner ring, and a rolling body, a lubricant storage configured to store lubricant, a lubricant supply structure configured to supply, to the bearing, the lubricant stored in the lubricant storage, a holding member configured to hold the bearing, and a porous body disposed outside the outer ring of the bearing and filled with the lubricant supplied from the lubricant supply structure to the bearing.. ... Shimadzu Corporation

08/10/17 / #20170227018

Vacuum pump device and vacuum pump device system

A vacuum pump device comprises: a power supply device including a dew condensation detector configured to detect dew condensation, a regenerative braking resistance, and a controller configured to energize the regenerative braking resistance; a cooling system using coolant; and a pump main body including a motor rotatably driven by the power supply device. When the dew condensation detector detects the dew condensation, the controller energizes the regenerative braking resistance to heat an inside of the power supply device.. ... Shimadzu Corporation

08/03/17 / #20170219542

Peak extraction method and program

A peak extraction method for extracting a true peak from a measured waveform, including acquiring a second derivative waveform; extracting a provisional peak on the basis of a maximum value and/or a minimum value of the second derivative waveform; determining the peak width of the provisional peak on the basis of a model peak function; computing, on the basis of the model peak function, a theoretical value for the height of the provisional peak using two points corresponding to the two ends of the peak width; computing, based on the second derivative waveform, an index value for a variation in the noise on the measured waveform; and computing an s/n ratio, which is a ratio of the peak height theoretical value and the index value, and extracting the provisional peak that is equal to or greater than a preset value as the true peak.. . ... Shimadzu Corporation

07/27/17 / #20170209109

Radiographic imaging device

The purpose of the present disclosure is to provide a radiographic imaging device in which visibility is improved by preventing a phenomenon in which a stent image is inverted in an enlarged displayed video of a stent image that appears in a live image. The present disclosure makes it possible to provide a radiographic imaging device in which visibility is improved by preventing a phenomenon in which a stent image is inverted in an enlarged displayed video of a stent image that appears in a live image. ... Shimadzu Corporation

07/20/17 / #20170205287

High-frequency power supply device

A high-frequency input voltage and a high-frequency input current to a series resonant circuit are detected by a voltage detection unit and a current detection unit, respectively, and plasma input power is detected by a plasma input power detection unit based on the detected high-frequency input voltage and high-frequency input current. By directly detecting the plasma input power in this manner, the plasma input power may be accurately controlled regardless of the state of a plasma-generating gas or an analysis sample. ... Shimadzu Corporation








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