公开(公告)号：US20240186047A1

公开(公告)日：2024-06-06

申请号：US18284964

申请日：2022-03-01

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Yuichi FUJITA ,  Yuya SAKURABA ,  Yoshio MIURA ,  Taisuke SASAKI ,  Kazuhiro HONO

IPC: H01F10/32 ,  G11B5/39

CPC classification number: H01F10/3254 ,  G11B5/39 ,  G11B2005/3996

Abstract: The present invention provides a current-perpendicular-to-plane giant magneto-resistive element that can use a high spin polarization (β) and spin asymmetry (γ) at the interface between layers, and that has a multilayered structure for easy film thickness design.
Used is a current-perpendicular-to-plane giant magneto-resistive element comprising: a substrate (11) made of an MgO substrate; and a giant magneto-resistive effect layer (17) that has at least one multilayer having first non-magnetic layers (13a), (13b), a lower ferromagnetic layer (14a), a lower Heusler alloy layer (14b), a second non-magnetic layer (15), an upper Heusler alloy layer (16b), and an upper ferromagnetic layer (16a) formed on the substrate (11).

公开(公告)号：US20240101898A1

公开(公告)日：2024-03-28

申请号：US18528010

申请日：2023-12-04

Applicant: Mitsubishi Chemical Corporation ,  NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Tomoyuki Kurushima ,  Yuhei Inata ,  Naoto Hirosaki

IPC: C09K11/77 ,  F21S43/16 ,  H01L33/50

CPC classification number: C09K11/77346 ,  C09K11/7706 ,  C09K11/77348 ,  F21S43/16 ,  H01L33/504 ,  H01L33/58

Abstract: A phosphor having a favorable emission peak wavelength, narrow full width at half maximum, and/or high emission intensity is provided. Additionally, a light-emitting device, an illumination device, an image display device, and/or an indicator lamp for a vehicle having favorable color rendering, color reproducibility and/or favorable conversion efficiency are provided. The present invention relates to a phosphor including a crystal phase having a composition represented by a specific formula, and when, in a powder X-ray diffraction spectrum of the phosphor, the intensity of a peak that appears in a region where 2θ=38-39° is designated as Ix and the intensity of a peak that appears in a region where 2θ=37-38° is designated as Iy, the relative intensity Ix/Iy of Ix to Iy is 0.140 or less, and a light-emitting device comprising the phosphor.

公开(公告)号：US20240094126A1

公开(公告)日：2024-03-21

申请号：US17768198

申请日：2020-11-04

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Masanobu IWANAGA

IPC: G01N21/64 ,  B82Y30/00 ,  G01N33/553 ,  G01N33/58

CPC classification number: G01N21/645 ,  B82Y30/00 ,  G01N21/6428 ,  G01N33/553 ,  G01N33/582 ,  G01N2021/7763

Abstract: The present invention has for its object to provide an inspection chip using a metasurface for detection of biomolecules by a fluorescence detection method.
The inspection chip comprises a first substrate having a metasurface, and a second substrate positioned in opposition to the first substrate and having a microchannel, as shown in FIG. 1. The metasurface includes a gap for efficient immobilization of the biomolecules to be detected, and induces or develops fluorescence enhancement in a region including a wavelength range of fluorescence emitted by the biomolecules to be detected. The second substrate is formed of a material transparent to visible light or near infrared light, and the fluorescence resonates between the first substrate and second substrate.

公开(公告)号：US20240079198A1

公开(公告)日：2024-03-07

申请号：US17622994

申请日：2020-06-29

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Jie TANG ,  Shuai TANG ,  Ta-Wei CHIU ,  Wataru HAYAMI ,  Luchang QIN

IPC: H01J37/065

CPC classification number: H01J37/065 ,  H01J2237/06316 ,  H01J2237/06341

Abstract: The present invention provides an emitter made of a hafnium carbide (HfC) single crystal that stably emits electrons with high efficiency, a method for manufacturing the emitter, and an electron gun and an electronic device using the emitter. An emitter according to an embodiment of the present invention is an emitter including a nanowire, in which the nanowire is made of the hafnium carbide (HfC) single crystal, at least an end of the nanowire through which electrons are to be emitted is coated with hafnium oxycarbide (HfC1−xOx: 0

公开(公告)号：US11915920B2

公开(公告)日：2024-02-27

申请号：US17768017

申请日：2020-10-20

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Jie Tang ,  Shuai Tang ,  Ta-Wei Chiu ,  Tadakatsu Ohkubo ,  Jun Uzuhashi ,  Kazuhiro Hono ,  Luchang Qin

IPC: H01J9/02 ,  H01J1/02 ,  H01J37/30

CPC classification number: H01J9/02 ,  H01J1/02 ,  H01J37/30

Abstract: The present invention provides a simpler method for sharpening a tip of an emitter. In addition, the present invention provides an emitter including a nanoneedle made of a single crystal material, an emitter including a nanowire made of a single crystal material such as hafnium carbide (HfC), both of which stably emit electrons with high efficiency, and an electron gun and an electronic device using any one of these emitters. A method for manufacturing the emitter according to an embodiment of the present invention comprises processing a single crystal material in a vacuum using a focused ion beam to form an end of the single crystal material, through which electrons are to be emitted, into a tapered shape, wherein the processing is performed in an environment in which a periphery of the single crystal material fixed to a support is opened.

公开(公告)号：US11884857B2

公开(公告)日：2024-01-30

申请号：US18192690

申请日：2023-03-30

Applicant: Mitsubishi Chemical Corporation ,  NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Tomoyuki Kurushima ,  Yuhei Inata ,  Naoto Hirosaki

IPC: C09K11/77 ,  H01L33/50 ,  F21S43/16 ,  H01L33/58

CPC classification number: C09K11/77346 ,  C09K11/7706 ,  C09K11/77348 ,  F21S43/16 ,  H01L33/504 ,  H01L33/58

Abstract: A phosphor having a favorable emission peak wavelength, narrow full width at half maximum, and/or high emission intensity is provided. Additionally, a light-emitting device, an illumination device, an image display device, and/or an indicator lamp for a vehicle having favorable color rendering, color reproducibility and/or favorable conversion efficiency are provided. The present invention relates to a phosphor including a crystal phase having a composition represented by a specific formula, and when, in a powder X-ray diffraction spectrum of the phosphor, the intensity of a peak that appears in a region where 2θ=38-39° is designated as Ix and the intensity of a peak that appears in a region where 2θ=37-38° is designated as Iy, the relative intensity Ix/Iy of Ix to Iy is 0.140 or less, and a light-emitting device comprising the phosphor.

公开(公告)号：US11856664B2

公开(公告)日：2023-12-26

申请号：US16483815

申请日：2018-02-02

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Jin Kawakita ,  Toyohiro Chikyo

IPC: H05B3/84 ,  B60S1/08 ,  G01N27/26 ,  G01N27/416 ,  G01M3/04

CPC classification number: H05B3/84 ,  B60S1/0822 ,  G01M3/04 ,  G01N27/26 ,  G01N27/416

Abstract: The present invention is to provide a prevention method and a prevention system for preventing dew condensation and light scattering due to the dew condensation. According to one embodiment of the present invention, a fine liquid droplet capable of causing dew condensation is detected by a detection means for detecting a fine liquid droplet, and then the fine liquid droplet is removed on the basis of the detection. The detection means comprises a first thin wire made of a first metal, and a second thin wire made of a second metal or a semiconductor, the second metal is different from the first metal, the first thin wire and the second thin wire are disposed in juxtaposition with each other on an insulating substrate, and a spacing between the first thin wire and the second thin wire is in a range of 20 nm or more and 10000 nm or less. Further, provided is a prevention system including a detection means for detecting a fine liquid droplet, a removing means for removing the fine liquid droplet, and a control means for controlling the removing means on the basis of information from the detection means.

公开(公告)号：US20230311212A1

公开(公告)日：2023-10-05

申请号：US18322782

申请日：2023-05-24

Applicant: TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION ,  NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Takehisa HINO ,  Hiroshi HARADA ,  Kyoko KAWAGISHI ,  Toshio OSADA ,  Tadaharu YOKOKAWA ,  Yutaka KOIZUMI ,  Makoto OSAWA ,  Toru TANAKA ,  Hideshi NAKANO ,  Rie SUMIYA ,  Kazuhiro KITAYAMA ,  Yoshiaki SAKAI ,  Akihiro SAKAMOTO

IPC: B22F10/38 ,  B22F10/28 ,  B22F7/08 ,  B22F10/366 ,  B33Y10/00 ,  B33Y80/00 ,  C30B1/00

CPC classification number: B22F10/38 ,  B22F10/28 ,  B22F7/08 ,  B22F10/366 ,  B33Y10/00 ,  B33Y80/00 ,  C30B1/00

Abstract: There is provided a method for manufacturing a turbine component which enables obtaining a single crystal structure more easily and manufacturing a good turbine component. In the seed crystal placing step, the seed crystal is placed on the surface of the base in a manner that a first direction along of the seed crystal has an angle within 15 degrees in absolute value in relation to a laminating direction. In the shaped layer forming step, scanning is performed in a manner that the scan direction has an angle within 20 degrees in absolute value in relation to a second direction being orthogonal to the first direction of the seed crystal.

公开(公告)号：US11767582B2

公开(公告)日：2023-09-26

申请号：US16760950

申请日：2018-11-08

Applicant: NATIONAL INSTITUTE FOR MATERIALS SCIENCE

Inventor： Tadanobu Inoue ,  Hai Qiu ,  Rintaro Ueji

IPC: C22C38/04 ,  C21D8/02 ,  C22C38/02 ,  C22C38/06 ,  C21D9/46

CPC classification number: C22C38/04 ,  C21D8/0205 ,  C21D8/0221 ,  C21D9/46 ,  C22C38/02 ,  C22C38/06 ,  C21D2201/00

Abstract: The present invention provides a steel material which has a plate shape and achieves both high strength and high rigidity by imparting large nonuniform deformation to the steel material utilizing rolling using a large-diameter work roll. The steel plate according to an embodiment of the present invention is produced by performing rolling using a rolling mill having a work roll diameter of 650 mm or more in a warm temperature region so that a nonuniform metallographic structure is formed in a plate thickness direction and thus the steel plate of the present invention is a high-strength and high-rigidity steel plate in which a yield strength is 580 MPa or more and a Young's modulus at a plate thickness center portion or a surface layer portion is 210 GPa or more and a difference in Young's moduli at the plate thickness center portion and the surface layer portion is 5 GPa or more in a case in which a tensile direction in a tensile test is at least any one of a rolling direction, a plate width direction, or a direction forming an angle difference of 45 degrees from the rolling direction and the plate width direction.

公开(公告)号：US11763989B2

公开(公告)日：2023-09-19

申请号：US17038904

申请日：2020-09-30

Applicant: Samsung Electronics Co., Ltd. ,  National Institute for Materials Science

Inventor： Hyungjun Kim ,  Taniguchi Takaaki ,  Sasaki Takayoshi ,  Osada Minoru ,  Chan Kwak ,  Youngnam Kwon ,  Changsoo Lee

IPC: H01G4/12 ,  H01G4/005 ,  H01L49/02

CPC classification number: H01G4/1209 ,  H01G4/005 ,  H01L28/56

Abstract: Provided are a dielectric monolayer thin film, a capacitor and a semiconductor device each including the dielectric monolayer thin film, and a method of forming the dielectric monolayer thin film, the dielectric monolayer thin film including an oxide which is represented by Formula 1 and has a perovskite-type crystal structure, wherein the oxide has a surface chemically bonded with hydrogen.

A2Bn−3CnO3n+1  



wherein, in Formula 1, A is a divalent element,
B is a monovalent element,
C is a pentavalent element, and
n is a number from 3 to 8.