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Tohoku University patents


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

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 new patent  Cancer cell specific anti-podocalyxin antibody and method for producing same

The present invention provides a method for producing an antibody against podocalyxin expressed specifically in cancer cells. The method includes a step of introducing a nucleic acid encoding all or a portion of podocalyxin into cells expressing a cancer cell-specific sugar chain structure to cause cancer cell-specific podocalyxin or a portion thereof to be expressed therein, a step of immunizing a non-human mammal with the cancer cell-specific podocalyxin or portion thereof to obtain antibodies, and a step of purifying the antibodies by primary screening using purified cancer cell-specific podocalyxin or a portion thereof.. ... Tohoku University

Semiconductor film and semiconductor element

The present invention relates to an application liquid for forming a semiconductor film, the application liquid comprising: an inorganic semiconductor particle; and a compound having a relative permittivity of 2 or more or a compound having reducing power against the inorganic semiconductor particle; a method for producing a semiconductor film comprising a step of applying the application liquid; a semiconductor film and a semiconductor element comprising the semiconductor film; and a method for producing the semiconductor element.. . ... Tohoku University

Field effect transistor including graphene layer

A field effect transistor (fet) including a graphene layer as a carrier transporting channel is disclosed. The fet provides, on a substrate, a graphene layer, and electrodes of the source and drain on the graphene layer. ... Tohoku University

Magnetoresistance effect element and magnetic memory device

A magnetoresistance effect element includes a recording layer containing a ferromagnetic body, and including a first fixed and second magnetization regions having magnetization components fixed substantially in a direction antiparallel to the in-plane direction to each other, and a free magnetization region disposed between the first and second fixed magnetization regions and having a magnetization component invertible in the in-plane direction, a domain wall disposed between the first fixed magnetization region and the free magnetization region, and being movable within the free magnetization region, and a magnetic nanowire having a width of 40 nm or less. The thickness of the recording layer is 40 nm or less and at least half but no more than twofold the width of the magnetic nanowire. ... Tohoku University

Sic structure, semiconductor device having sic structure, and process of forming the same

A silicon carbide (sic) structure and a method of forming the sic structure are disclosed. The sic structure includes an sic substrate and a film provided on the sic substrate. ... Tohoku University

Method of producing self-supporting nitride semiconductor substrate

Crystal growth of gan is performed on a growth layer (103a) in a state in which the main surface is set to an n-polarity, thereby forming a boule (104) made of a gan crystal. Gan is epitaxially grown using each growth island as a nucleus forming the growth layer (103a) by an movpe method using ammonia and trimethylgallium as source gases in accordance with a continuous process using an movpe apparatus used in the formation of a buffer layer (102).. ... Tohoku University

Pluripotent stem cell that induces repair and regeneration after myocardial infarction

An object of the present invention is to provide a novel medical application for use in regenerative medicine that uses pluripotent stem cells (muse cells). The present invention provides a cell preparation for treating myocardial infarction, and particularly serious massive myocardial infarction and heart failure associated therewith, that contains pluripotent stem cells positive for ssea-3 isolated from biological mesenchymal tissue or cultured mesenchymal cells. ... Tohoku University

Feni alloy composition comprising l10-type feni ordered phase, method of manufacturing feni alloy composition comprising l10-type feni ordered phase, feni alloy composition comprising amorphous main phase, mother alloy of amorphous material, amorphous material, magnetic material, and method of manufacturing magnetic material

An feni alloy composition comprising an l10-type feni ordered phase is provided, which satisfies at least one of the conditions that the sum of the content of fe and the content of ni is 90 at. % or less and that the feni alloy composition contains si, and preferably satisfies at least one of the conditions that the ratio of the content of fe to the content of ni is 0.3 or more and 5 or less and that the sum of the content of fe and the content of ni is 65 at. ... Tohoku University

Biological information measuring apparatus and biological information measuring method

A biological information measuring apparatus according to an embodiment includes a calculating unit and a measuring unit. The calculating unit is configured to calculate information related to a pulse wave of a subject, on the basis of luminance information of a picture signal of the subject. ... Tohoku University

Method for producing magnetic recording medium

The purpose of the present invention is to provide a magnetic recording medium having a stacked structure of a seed layer including (mg1-xtix)o and a magnetic recording layer including an l10 ordered alloy, and having improved properties. The method for producing a magnetic recording layer according to the present invention includes the steps of: (1) preparing a substrate; (2) forming a seed layer including (mg1-xtix)o onto the substrate; (3) plasma etching the seed layer in an atmosphere including inert gas; and (4) forming a magnetic recording layer including an ordered alloy onto the seed layer which has been subjected to the step (3).. ... Tohoku University

Thermoelectric material and method for producing thermoelectric material

A thermoelectric material having improved thermoelectric properties and a method for producing the thermoelectric material are provided. The thermoelectric material contains (mn1-x-yvxfey)siγ (0.012≦x≦0.045, 0≦y≦0.06, 1.7≦γ≦1.8) and is produced by homogenously melting the raw materials including mn, si, and v mixed to a composition of the thermoelectric material, and then solidifying the melted raw materials at a cooling rate of 13 k/hour or less.. ... Tohoku University

Method for manufacturing ni-based super-heat-resistant alloy

A method for manufacturing a ni-based super-heat-resistant alloy includes: a first cold working step for cold working a ni-based super-heat-resistant alloy ingot, which has a composition in which the γ′ mole ratio is at least 40%, at a working ratio of 5% to less than 30%; and a first heat treatment step for heat-treating the cold worked material, on which the first cold working was performed, at a temperature exceeding the γ′ solid solution temperature. It is preferable that the manufacturing method also includes a second cold working step for performing, after the first heat treatment step, a second cold working on the heat-treated material at a working ratio of at least 20%, and a second heat treatment step for heat-treating the second cold worked material, on which the second cold working has been performed, at less than the γ′ solvus temperature.. ... Tohoku University

Magnetoresistance effect element, magnetic memory device, manufacturing method, operation method, and integrated circuit

A magnetoresistance effect element includes a bias layer comprised of an antiferromagnetic material and having a shape in which a first length in a first direction greater than a second length in a second direction perpendicular to the first direction, a recording layer comprised of a ferromagnetic material and being disposed on the bias layer, a direction of magnetization of the recording layer being reversible, a barrier layer comprised of an insulation material and being disposed on the recording layer, and a reference layer comprised of a ferromagnetic material and being disposed on the barrier layer, a direction of magnetization of the reference layer being substantially fixed.. . ... Tohoku University

Image display apparatus, method of processing, and processing apparatus

An image display apparatus includes: a light source part generating a plurality of light rays corresponding to respective pixels in an image that changes over time; a projecting part defining an optical path from the light source part to an eye, and forming the image on a retina of the eye by projecting the generated light rays directly on the retina through the optical path; a splitting part splitting a plurality of reflection light rays from positions in a certain site of the eye on the optical path, the positions corresponding to the respective pixels; a detecting part detecting intensities of the reflection light rays that have been split; and a processing part obtaining parameters indicative of conditions of the site at the positions corresponding to the respective pixels, based on intensities of the generated light rays and the intensities of the reflection light rays, for the respective pixels.. . ... Tohoku University

12/21/17 / #20170365338

Data-write device for resistance-change memory element

A data-write device includes a write driver that causes a current to flow through a current path including an mtj element or the other current path including the mtj element in accordance with writing data to be written, thereby writing the write data into the mtj element, a write completion detector which monitors the voltage at a first connection node or a second connection node in accordance with the write data after the writing of the write data into the mtj element starts, detects the completion of writing of the write data based on the voltage at either node, and supplies a write completion signal indicating the completion of data write, and a write controller that terminates the writing of the write data into the mtj element in response to the write completion signal supplied from the write completion detector.. . ... Tohoku University

12/07/17 / #20170351805

Method for determining genotype of particular gene locus group or individual gene locus, determination computer system and determination program

It is an invention aimed at providing methods for optimizing read information mapped to the particular gene loci such as mhc loci under a framework of probabilistic statistical processing. In the present invention, a step in which for all reads, calculation of the expected number of mappings to alleles of the particular gene loci is performed for read information in which mapping of reads to alleles of the particular gene loci is identified, a step in which the total number of expected mappings for each allele is calculated, and a step in which the fraction of reads allocated to each allele is calculated, are repeatedly executed, in which the optimization of read information is performed in a computer, and based on the optimized information, a method of easily and accurately estimating the genotypes of the particular gene loci, a computer system, and a computer program capable of easily and accurately estimating the genotype of the particular gene loci, are provided.. ... Tohoku University

12/07/17 / #20170350424

Moving device and moving method of moving device

A moving device includes an elastic tube, a sectional shape of which is elastically deformable according to an internal pressure given by fluid, a slider unit capable of moving forward and backward in a longitudinal direction of the elastic tube according to a change in the sectional shape of the elastic tube, a brake provided in the slider unit and configured to be deformed in a direction perpendicular to the longitudinal direction of the elastic tube to be capable of coming into sliding contact with a target object, and a fluid adjusting section configured to supply air to or discharge air from the elastic tube respectively via first and second fluid supply pipes that respectively communicate with insides on a distal end side and a proximal end side of the elastic tube.. . ... Tohoku University

11/23/17 / #20170334875

Method for the production of vitamin e with a high purity, vitamin e produced by said method, and a composition comprising said vitamin e

A method is provided for manufacturing high-purity vitamin e compounds by selectively separating vitamin e compounds such as tocotrienols and tocopherols from oil raw materials such as deodorized distillate, and more specifically, a method is provided, applying to a rich fraction of vitamin e compounds, for obtaining high-purity vitamin e compounds by separating and removing only free fatty acids contained as impurities. The method comprises a process in which a solution containing vitamin e compounds and free fatty acids is placed in contact with a weakly basic anion exchanger, and the free fatty acids are preferentially adsorbed.. ... Tohoku University

11/23/17 / #20170333598

Artificial tissue and method for producing same

An artificial tissue containing pancreatic islet cells, fibroblasts and/or cells capable of differentiating, extracellular matrix, and vascular endothelial cells, in which the fibroblasts and/or the cells capable of differentiating, the extracellular matrix, and the vascular endothelial cells constitute a three-dimensional tissue structure in which a vascular network structure has been formed, and in which the three-dimensional tissue structure contains pancreatic islets constituted by aggregating ten or more of the pancreatic islet cells.. . ... Tohoku University

11/09/17 / #20170324916

Optical sensor, signal reading method therefor, solid-state imaging device, and signal reading method therefor

One problem addressed by the present invention is to provide an optical sensor, a solid-state imaging device, and methods for reading the signals therefrom, which contribute greatly to the development of industry and the realization of a safer and more secure society. One solution according to the present invention is an optical sensor having a light-receiving element, storage capacitors that store a charge, and a transfer switch for transferring to the storage capacitors a charge generated by light input to the light-receiving element, wherein the storage capacitors are a floating diffusion capacitor and a lateral overflow integration capacitor, and the transfer switch is a non-ldd/mos transistor, that is, a non-ldd/mos transistor for which the impurity concentration of the drain region is reduced by 50%.. ... Tohoku University

11/09/17 / #20170324030

Magnetoresistance effect element and magnetic memory

A magnetoresistance effect element includes a reference layer made of a ferromagnetic material, a recording layer made of a ferromagnetic material, and a barrier layer disposed between the reference layer and the recording layer. The reference layer and the recording layer have an in-plane magnetization direction parallel to a surface of the layers. ... Tohoku University

11/09/17 / #20170323568

Risk prediction device and driving support system

A vehicular information display apparatus is provided which includes a display apparatus provided in a vehicle compartment and a display controller for controlling display of the display apparatus and is arranged to display specific information about a vehicle in a form to include a graphic on a screen of the display apparatus. The vehicular information display apparatus switches between a first display mode in which the specific information is displayed on a display region in the screen of the display apparatus and a second display mode in which the specific information is displayed on a display region smaller than the first display mode in the screen of the display apparatus. ... Tohoku University

11/09/17 / #20170322221

Prediction marker

An object of the present invention is to provide a prediction marker in male animals for predicting behaviors of their offspring. Specifically, isolated h3k79me3 from a spermatocyte or a sperm of a male animal is used as a marker. ... Tohoku University

10/26/17 / #an object to be achieved by the present invention is to provide a novel antiallergic agent using, as an active ingredient, a compound that has heretofore not been known to have an antiallergic action. the present invention provides an antiallergic agent, including a compound represented by the formula (i) or a salt thereof:

Tohoku University

. . ... Tohoku University

10/26/17 / #20170310345

Rotary system mounted piezoelectric generator, self-powered wireless communication terminal and wireless communication system

A rotary system mounted piezoelectric generator has a folded beam structure in which the whole or part of a spring is formed with a piezoelectric generation element, in which one end is provided in a drive rotation system and in which a weight is attached to the other end, the degree of freedom of motion of the weight is two or more-dimensional and thus it is possible to easily change the locus thereof. The beam has a spiral structure such that when the drive rotation system is rotated, a centrifugal force applied to the weight is efficiently modulated by a second force other than the centrifugal force. ... Tohoku University

10/26/17 / #20170309459

Method and device for particle measurement

Provided are a method and a device that can measure sputtered particles discharged by sputtering with high precision within a short time. A measuring device has a measuring section that measures a ratio between an equivalent value of the number of ion particles discharged from a target by sputtering caused by a pulsed electric discharge and an equivalent value of the number of neutral particles discharged from the target by the pulsed electric discharge. ... Tohoku University

10/26/17 / #20170307567

Electrical signal processing device

When frequencies used in the two-frequency measurement of a saw sensor are represented by f1 and f2 (f2>f1), an electrical signal processing device is provided without use of oversampling at a frequency higher than twice the frequency f2 or a two-system low-frequency conversion circuit, in which temperature compensation with the same accuracy as the case where these are used can be realized. Narrow band frequency filtering is applied to a waveform after roundtrips in a delay line type saw sensor capable of transmitting and receiving multiple frequencies, the two frequencies f1 and f2 (f2>f1) are extracted, and a delay time is determined utilizing an aliasing obtained by applying undersampling at a frequency lower than twice the frequency f1.. ... Tohoku University

10/12/17 / #20170294254

Amorphous soft magnetic alloy and inductance component using the same

An amorphous soft magnetic alloy of the formula (fe1-αtmα)100-w-x-y-zpwbxlysiz tipcqmnrcus, wherein tm is co or ni; l is al, cr, zr, mo or nb; 0≦α≦0.3, 2≦w≦18 at %, 2≦x≦18 at %, 15≦w+x≦23 at %, 1<y≦5 at %, 0≦z≦4 at %; p, q, r, and s represents an addition ratio such that the total mass of fe, tm, p, b, l and si is 100, and 0≦p≦0.3, 0≦q≦0.5, 0≦r≦2, 0≦s≦1 and r+s>0; the composition fulfills one of the following conditions: l is cr, zr, mo or nb; or l is a combination of al and cr, zr, mo or nb, wherein 0<al≦5 at %, 1≦cr≦4 at %, 0<zr≦5 at %, 2≦mo≦5 at %, and 2≦nb≦5 at %; the alloy has a crystallization start temperature (tx) which is 550° c. Or less, a glass transition temperature (tg) which is 520° c. ... Tohoku University

10/12/17 / #20170293221

Method for producing substrate with fine projection-and-recess pattern, and substrate with fine projection-and-recess pattern obtained thereby

A method for producing a substrate with a fine projection-and-recess pattern which is excellent in productivity and achieves excellent pattern feature size and accuracy is provided. The method for producing a substrate with a fine projection-and-recess pattern 50 by photo-nanoimprint lithography includes: a first step s1 of applying a photocurable composition 2 to a substrate 1 to form a composition-applied substrate 10; a second step s2 of pressing a mold 20 provided with a fine projection-and-recess pattern into contact with the composition-applied substrate 10 to mold the photocurable composition 2 into recesses 5a and projections 5b; a third step s3 of irradiating the photocurable composition 2 with an active energy line to cure the photocurable composition 2 of the recesses 5a and the projections 5b and peeling off the mold 20; a fourth step s4 of removing the cured recesses 5a and etching the substrate 1 located on the lower surface of the recesses 5a; and a fifth step s5 of removing the cured projections 5b. ... Tohoku University

09/28/17 / #20170274072

Bispecific antibody targeting human epidermal growth factor receptor

To provide bispecific antibodies and highly functional bispecific antibodies, which are produced by using a new anti-human egf receptor 1 (her 1) antibody different from the antibody 528. A bispecific antibody, comprising a variable region of the light chain (2l: seq id no:2) and a variable region of the heavy chain (2h: seq id no:4) of an anti-human egf receptor 1 antibody 225, and a humanized variable region of the light chain (ol: seq id no:6) and a humanized variable region of the heavy chain (oh: seq id no:8) of an anti-cd3 antibody okt, and the like.. ... Tohoku University

09/21/17 / #20170270955

Magnetic recording medium

The purpose of the present invention is to provide a magnetic recording medium capable of reducing the surface roughness of the magnetic recording layer without adversely affecting the magnetic properties of the magnetic recording layer. The magnetic recording medium of the present invention includes a substrate, a seed layer on the substrate, and a magnetic recording layer on the seed layer, wherein the seed layer has a structure of: (a) a spinel structure consisting of mg, cr and o; (b) a spinel structure consisting of zn, fe and o; or (c) an inverse spinel structure consisting of mg, ti and o.. ... Tohoku University

09/14/17 / #20170263854

Spin electronics element and method of manufacturing thereof

A method of manufacturing a spintronics element from laminated layers. The method includes (a) forming a plurality of laminated layers in manufacturing equipment, (b) forming a wafer in the manufacturing equipment, including applying a protection layer directly on a non-magnetic uppermost layer of the laminated layers so that the protection layer prevents alteration of characteristics of the uppermost layer, and (c) exposing the wafer, outside of the manufacturing equipment, to an atmosphere that includes h2o having a partial pressure in the atmosphere equal to or larger than 10−4 pa.. ... Tohoku University

09/14/17 / #20170258844

Pluripotent stem cell for treating diabetic skin ulcer

The purpose of the present invention is to provide a novel medicinal use in regeneration medicine, said medicinal use comprising using pluripotent stem cells (muse cells). Provided is a cell preparation for treating skin ulcer, said cell preparation comprising ssea-3 positive pluripotent stem cells isolated from a mesenchymal tissue of a living organism or cultured mesenchymal cells. ... Tohoku University

09/07/17 / #20170254746

Concentration measuring method

To provide a concentration measurement method that makes it possible to accurately, quickly, and non-destructively measure the concentration of a predetermined chemical component to a trace level of concentration by a simple means, that makes it possible to accurately and quickly measure the concentration of a chemical component within an object to be measured to a nano-order trace concentration level in real time, and that has a versatility which makes it possible to adapt said concentration measurement method to a variety of situations and embodiments. A time sharing method is used to irradiate an object to be measured with each of light of a first wavelength and light of a second wavelength having different light absorption rates with respect to the object to be measured, light of each of said wavelengths that arrives optically through the object to be measured as a result of irradiating with the light of each of said wavelengths is received by a shared light reception sensor, a signal relating to light of the first wavelength and a signal relating to light of the second wavelength are output from the light reception sensor in accordance with the received light and a differential signal of said signals is formed, and the concentration of a chemical component in the object to be measured is derived on the basis of the differential signal.. ... Tohoku University

09/07/17 / #20170254743

Optical concentration measuring method

To provide a concentration measuring method with which the concentration of a predetermined chemical component can be accurately, quickly, and nondestructively measured down to a concentration range of an extremely small amount with a simple means, and to provide a concentration measuring method with which the concentration of a chemical component in an object to be measured can be accurately and quickly measured down to a concentration range of a nano-order extremely small amount in real time, the method having universality, i.e., the ability to be embodied in various forms and modes. Light having a first wavelength and light having a second wavelength, which have different light absorptances with respect to an object to be measured, are each radiated onto the object to be measured using a time-sharing method; the light having the first wavelength and the light having the second wavelength, optically passing through the object to be measured as a result of the irradiation with the light having the first and second wavelengths, are received with a common light receiving sensor; a differential signal between a signal related to the light having the first wavelength and a signal related to the light having the second wavelength to be output from the light receiving sensor according to the received light is formed; and the concentration of a chemical component in the object to be measured is derived on the basis of the differential signal.. ... Tohoku University

09/07/17 / #20170253948

High-grade method of ilmenite ore, manufacturing method of high-grade tio2 using the said method and high-grade tio2 produced by the said manufacturing method, for ti-raw materials

A method for upgrading an ilmenite ore for yielding a high-tio2-content titanium source by separating and removing an iron component from ilmenite (fetio3), which includes an oxidation step of oxidizing a starting ilmenite; after the oxidation step, a reduction step of reducing the treated ilmenite; and after the reduction step, an extraction step of dissolving the iron component with an acid, to thereby remove the iron component. Also disclosed is a production method for producing a high-tio2-content titanium source, which includes upgrading an ilmenite ore as described above, and a high-tio2-content titanium source produced through the production method.. ... Tohoku University

08/31/17 / #20170249981

Magnetic memory and method for writing data into magnetic memory element

In order to stably write data into a magnetic memory that uses in-plane current-induced perpendicular switching of magnetization to write data, the magnetic memory includes a recording layer formed as a perpendicular magnetization film, an adjacent layer joined to an upper surface or a lower surface of the recording layer, an external magnetic field application part configured to apply a first external magnetic field to the recording layer in a first direction which is an in-plane direction of the recording layer, and a current application part configured to allow a write current to flow through the adjacent layer in the first direction or a second direction which is opposite to the first direction. The external magnetic field application part is configured to switch a direction of a second external magnetic field applied in a direction perpendicular to the first direction in accordance with a direction of the write current.. ... Tohoku University

08/03/17 / #20170222135

Magnetoresistance effect element and magnetic memory device

A magnetoresistance effect element (100) includes a heavy metal layer (11) that includes a heavy metal and that is formed to extend in a first direction, a recording layer (12) that includes a ferromagnetic material and that is provided adjacent to the heavy metal layer (11), a barrier layer (13) that includes an insulating material and that is provided on the recording layer (12) with being adjacent to a surface of the recording layer (12) opposite to the heavy metal layer (11), and a reference layer (14) that includes a ferromagnetic material and that is provided adjacent to a surface of the barrier layer (13), the surface being opposite to the recording layer (12). The direction of the magnetization of the reference layer (14) has a component substantially fixed in the first direction, and the direction of the magnetization of the recording layer (12) has a component variable in the first direction. ... Tohoku University

07/20/17 / #a phosphor comprising a crystalline phase having a composition expressed by formula [1] below, a crystal system of the phosphor being a hexagonal crystal system,

Tohoku University

. . ... Tohoku University

07/20/17 / #20170207256

Solid-state light-receiving device for ultraviolet light

To provide a solid-state light-receiving device for ultraviolet light which can measure the amount of irradiation with ultraviolet light harmful to the human body using a simplified structure and properly and accurately, which can be readily integrated with a sensor of a peripheral circuit, which is small, light-weight, and low-cost, and which is suitable for mobile or wearable purposes. One solution is a solid-state light-receiving device for ultraviolet light which is provided with a first photodiode (1), a second photodiode (2), and a differential circuit which receives respective signals based on outputs from these photodiodes, wherein a position of the maximum concentration of a semiconductor impurity is provided in each of the photodiodes (1,2) and in a semiconductor layer region formed on each photodiode, and an optically transparent layer having a different wavelength selectivity is provided on a light-receiving surface of each photodiode.. ... Tohoku University

07/13/17 / #20170200703

Semiconductor device and method for manufacturing the same

To miniaturize metal columns. A semiconductor device includes a metal column (14) that extends in a stretching direction; a polymer layer (16) that surrounds the metal column from a direction crossing the stretching direction; and a guide (12) that surrounds the polymer layer in the crossing direction so as to be spaced from the metal column with the polymer layer interposed therebetween. ... Tohoku University

07/06/17 / #20170194131

Sputtering target and process for production thereof

Provided is a sputtering target with which it is possible to form a magnetic thin film having a high coercive force hc and a process for production thereof. The sputtering target is a sputtering target comprising metallic co, metallic pt, and an oxide, wherein the sputtering target does not contain metallic cr, and the oxide is wo3 and wherein the sputtering target comprises 25 to 50 at % of metallic co relative to a total of metallic co and metallic pt.. ... Tohoku University

06/29/17 / #20170183410

Highly-functional igg2 bispecific antibody

To provide a high-functional bispecific antibody, especially lh-type bispecific antibody that has further improved its function while maintaining the excellent cytotoxicity such as anti-tumor activity. A bispecific antibody for human egf receptor 1 and cd3, comprising a variable region comprising a humanized variable region of the light chain (5l: seq id no:2) and a humanized variable region of the heavy chain (5h: seq id no:4) of an anti-human egf receptor 1 antibody 528, and a humanized variable region of the light chain (ol: seq id no:6) and of a humanized variable region of the heavy chain (oh: seq id no:8) of an anti-cd3 antibody okt; a hinge region; and an fc region, characterized by that the fc region is originated from human igg2 sub-class.. ... Tohoku University

06/22/17 / #20170178893

Method for rinsing compound semiconductor, solution for rinsing compound semiconductor containing gallium as constituent element, method for fabricating compound semiconductor device, method for fabricating gallium nitride substrate, and gallium nitride substrate

A method for rinsing a compound semiconductor, the method including a step of rinsing a compound semiconductor at a temperature of 80 degrees centigrade or higher with an aqueous solution of sulfuric acid of 50 wt % or less in purified water, the aqueous solution having a hydrogen ion concentration of ph 2 or less and an oxidation-reduction potential of 0.6 volts or higher, the compound semiconductor containing gallium as a constituent element, and the compound semiconductor having a surface of gallium nitride (gan).. . ... Tohoku University

06/22/17 / #20170176248

Solid light-receiving device for uv light

Provided is a solid-state light-receiving device for ultraviolet light, which is capable of measuring an irradiation amount of uv-rays, which are harmful to a human body, accurately and appropriately with a simple structure, and of being formed easily and integrally with sensors of peripheral circuits, and which is small, lightweight, low cost, and suitable for mobile or wearable applications. The solid-state light-receiving device for ultraviolet light includes a first photodiode, a second photodiode, and a differential circuit to which signals based on outputs of those photodiodes are input. ... Tohoku University

06/08/17 / #20170164264

Communication control method and mobile terminal

In a communication control method and a mobile terminal it is possible to realize multi-hop communication having three or more hops in a routing system based on a star-type network connection topology which is more efficient than conventional table drive-type and storage transfer-type routings. An operation of relaying transfer data stored within a mobile terminal before the dissolution of s group to a mobile terminal which newly becomes a group fellow from the outside of the group is repeated any number of times by the repeated execution of the dissolution/reconfiguration of the group. ... Tohoku University

06/08/17 / #20170162308

Alloy powder and magnetic component

Alloy powder of a composition formula fe100-a-b-c-d-e-fcoabbsicpdcuecf having an amorphous phase as a main phase is provided. Parameters satisfy the following conditions: 3.5≦a≦4.5 at %, 6≦b≦15 at %, 2≦c≦11 at %, 3≦d≦5 at %, 0.5≦e≦1.1 at %, and 0≦f≦2 at %. ... Tohoku University

05/11/17 / #20170130299

Method for manufacturing copper alloy and copper alloy

A method for manufacturing a copper alloy according to the present invention comprises (a) weighing a copper powder and one of a cu—zr master alloy and a zrh2 powder such that an alloy composition of cu-xzr (x is the atomic % of zr, and 0.5≦x≦8.6 is satisfied) is obtained and pulverizing and mixing the copper powder and the one of the cu—zr master alloy and the zrh2 powder in an inert atmosphere until an average particle diameter d50 falls within the range of from 1 μm to 500 μm to thereby obtain a powder mixture; and (b) subjecting the powder mixture to spark plasma sintering by holding the powder mixture at a prescribed temperature lower than eutectic temperature while the powder mixture is pressurized at a pressure within a prescribed range.. . ... Tohoku University

05/11/17 / #20170128498

Pluripotent stem cell for treatment of chronic kidney disease

An object of the present invention is to provide a novel medical application to regenerative medicine that uses pluripotent stem cells (muse cells). The present invention provides a cell preparation for treating chronic kidney disease that contains ssea-3-positive pluripotent stem cells isolated from mesenchymal tissue in the body or cultured mesenchymal cells. ... Tohoku University

05/11/17 / #20170128494

Pluripotent stem cell for treatment of cerebral infarction

An object of the present invention is to provide a novel medical application to regenerative medicine that uses pluripotent stem cells (muse cells). The present invention provides a cell preparation for treating cerebral infarction and sequelae associated therewith that contains ssea-3-positive pluripotent stem cells isolated from mesenchymal tissue in the body or cultured mesenchymal cells. ... Tohoku University

05/04/17 / #20170123212

Image display apparatus

An image display apparatus includes a projection unit configured to project an image and a plurality of concave reflectors in which contact surfaces with optical axes of the concave reflectors with respect to the optical axis of the projection unit are disposed at different angles from one another. A first concave reflector of the plurality of concave reflectors reflects at least a portion of an image projected by the projection unit to form a first image based on the image. ... Tohoku University

04/20/17 / #20170110654

Magnetoresistive element and magnetic memory

Provided are a magneto resistive effect element with a stable magnetization direction perpendicular to a film plane and with a controlled magnetoresistance ratio, and a magnetic memory using the magneto resistive effect element. Ferromagnetic layers of the magneto resistive effect element are formed from a ferromagnetic material containing at least one type of 3d transition metal such that the magnetoresistance ratio is controlled, and the film thickness of the ferromagnetic layers is controlled on an atomic layer level such that the magnetization direction is changed from a direction in the film plane to a direction perpendicular to the film plane.. ... Tohoku University

03/30/17 / #20170089924

Method of testing for pulmonary hypertension

A primary object of the present invention is to provide a method for conveniently and accurately testing for pulmonary hypertension. To achieve this object, the present invention provides a method for testing for pulmonary hypertension using as an indicator the concentration of selenoprotein p protein in a sample derived from a subject.. ... Tohoku University

03/23/17 / #20170084949

Quasi-solid state electrolyte and all solid state lithium secondary battery using same

It is an objective of the invention to provide a quasi-solid state electrolyte that has a well-balanced combination of contact performance with electrode active materials, conductivity, and chemical and structural stability, each at a high level, and an all solid state lithium secondary battery using the quasi-solid state electrolyte. There is provided a quasi-solid state electrolyte comprising: metal oxide particles; and an ionic conductor, the ionic conductor being a mixture of either a glyme or deme-tfsi and a lithium salt that includes lifsi, and being carried by the metal oxide particles.. ... Tohoku University

03/02/17 / #20170062691

Thermoelectric conversion apparatus

A thermoelectric conversion apparatus includes a substrate, and a power generation part formed on the substrate for generating a thermoelectric power. The power generation part includes a magnetic layer with magnetization and an electrode layer including a material exhibiting a spin-orbit interaction and formed on the magnetic layer. ... Tohoku University

03/02/17 / #20170056042

Jet stream generating device and jet stream generating method

A jet stream generating device that generates a jet stream of liquid includes: a cylindrical liquid chamber; a nozzle configured to open an end part of the liquid chamber and inject liquid f in the liquid chamber to outside; a liquid supply path configured to supply liquid f into the liquid chamber; a laser beam irradiation part configured to irradiate a pulse laser beam into the liquid chamber, and vaporize the liquid f in the liquid chamber; and a laser oscillator configured to control laser beam intensity and laser beam pulse width independently. An inner surface of the liquid chamber has a mirror plane for reflecting and guiding the pulse laser beam emitted from the laser beam irradiation part to the end part of the liquid chamber, and an adjusting part configured to adjust a distance between the nozzle and the laser beam irradiation part is included.. ... Tohoku University

02/23/17 / #20170051313

Method for producing polyisoprenoid, transformed plant, method for producing pneumatic tire and method for producing rubber product

Provided is a method for producing a polyisoprenoid, which can increase natural rubber production by enhancing the rubber synthesis activity of rubber particles. The present invention provides methods for producing a polyisoprenoid using a gene coding for a cis-prenyltransferase (cpt) family protein, a gene coding for a nogo-b receptor (ngbr) family protein and a gene coding for a rubber elongation factor (ref) family protein, specifically a method for producing a polyisoprenoid in vitro using rubber particles bound to proteins coded for by these genes, and a method for producing a polyisoprenoid in vivo using a recombinant organism (plant) having these genes introduced therein.. ... Tohoku University

02/23/17 / #20170049933

Bone regeneration material

A method for producing a bone regeneration material containing an octacalcium phosphate-gelatin complex, the method including: co-precipitating octacalcium phosphate with gelatin to produce an octacalcium phosphate-gelatin co-precipitate; washing the co-precipitate with a washing liquid to remove gelatin from the co-precipitate, thereby obtaining an octacalcium phosphate slurry; dispersing the octacalcium phosphate slurry or dry granules formed using the slurry in an aqueous gelatin solution; and drying the dispersion of octacalcium phosphate dispersed in the aqueous gelatin solution to produce an octacalcium phosphate-gelatin complex.. . ... Tohoku University

02/09/17 / #20170037502

Hard lubricating coating film and hard lubricating coating film-covered tool

Provided are: a hard lubricating coating film which is hard and has wear resistance; and a hard lubricating coating film-covered tool. A hard coating film (10), which is hard and has wear resistance, and an end mill (12) can be obtained by alternately forming two or more (cramobwcvdbe)1-x-ycxny layers a (22) and two or more (cramobwcvdbe)1-x-y-zcxnyoz layers b (24) by controlling the composition ratios of cr, mo, w, v and b and various reaction gases during the film formation, or alternatively by controlling only the various reaction gases during the film formation. ... Tohoku University

02/09/17 / #20170037156

Rubber particle fractionation method, transport method, and storage method

The present invention provides an effective method for fractionating rubber particles in natural rubber latex by particle size, and effective methods for transporting or preserving rubber particles. The present invention relates to a method for fractionating rubber particles in natural rubber latex by particle size, the method including centrifuging natural rubber latex in at least four stages at forces of 800 to 3,000×g, 6,500 to 10,000×g, 17,000 to 22,000×g, and 40,000 to 60,000×g to fractionate rubber particles. ... Tohoku University

02/02/17 / #20170027497

Living body state estimation apparatus, living body state estimating method, and non-transitory computer-readable medium

A living body state estimation apparatus acquires information indicating a state of a living body. The living body state estimation apparatus is configured to include an electrocardiogram signal acquisition unit which acquires an electrocardiogram signal of the living body and an information acquisition unit which acquires a parameter as the information, the parameter specifying a predetermined function indicating a probability distribution for a reference wave interval which is a time interval between peaks of consecutive predetermined reference waves in the acquired electrocardiogram signal.. ... Tohoku University

01/26/17 / #20170025600

Magnetoresistive element and magnetic memory

A magnetoresistive element includes a reference layer having a fixed magnetization direction and including a ferromagnetic material containing fe or co, a recording layer having a variable magnetization direction and including a ferromagnetic material, and one non-magnetic layer that is formed between the reference layer and the recording layer and that contains oxygen. One of the reference layer and the recording layer contains fe. ... Tohoku University

01/12/17 / #20170007143

Fetal state estimation apparatus, fetal state estimating method, and non-transitory computer-readable medium

A fetal state estimation apparatus estimates a state of a fetus in a maternal body based on a potential signal indicating a change in potential on a surface of the maternal body. The fetal state estimation apparatus is configured to include a rotation angle estimation unit which estimates a rotation angle of the fetus with respect to the maternal body at every beating of a heart of the fetus based on the potential signal and a fetal movement estimation unit which estimates a fetal movement which is a movement of the fetus based on the potential signal and the estimated rotation angle.. ... Tohoku University

01/05/17 / #20170002102

Method for producing rubber particles with reduced coagulation tendency, method for producing pneumatic tire, and method for producing rubber product

Provided is a method for producing rubber particles with a reduced coagulation tendency. The present invention relates to a method for producing rubber particles with a reduced coagulation tendency, the method including a step of performing protein synthesis in the presence of both rubber particles and a cell-free protein synthesis solution containing an mrna coding for a rubber elongation factor (ref) family protein to bind the ref family protein to the rubber particles.. ... Tohoku University








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