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81. 发明专利

JP2000258519A MAGNETIC SHIELD IN AMPLIFIER EMPLOYING SUPERCONDUCTING QUANTUM INTERFEROMETER 失效
公开(公告)号：JP2000258519A
公开(公告)日：2000-09-22
申请号：JP5774999
申请日：1999-03-04
申请人： AGENCY IND SCIENCE TECHN , RIKAGAKU KENKYUSHO
发明人： IKEDA TOKIHIRO , SHIMIZU HIROHIKO , SATO HIROMI , OTANI KO , KATO HIROSHI , MIYASAKA HIROMASA , OTANI TOMOYUKI , KAWAI KAZUHIKO , OKU TAKAYUKI , WATANABE HIROSHI , TAKIZAWA YOSHIYUKI , NAKAGAWA HIROSHI , AOYANAGI MASAHIRO , AKAHO HIROSHI
IPC分类号： G01R33/02 , G01R33/035 , H01L39/22 , H03F19/00
摘要： PROBLEM TO BE SOLVED: To obtain a magnetic shield satisfying various requirements for employing an SQUID amplifier chip by providing another container-like shield made of a material exhibiting high permeability regardless of the temperature and covering one shield from the outside. SOLUTION: The magnetic shield comprises a container-like superconducting niobium magnetic shield 16 containing an SQUID amplifier chip 22, and a container-like outer permalloy shield 26 covering the superconducting niobium magnetic shield 16 from the outside. The superconducting magnetic shield 16 internally fixed with a board 24 for supporting the SQUID amplifier chip 22 is secured into the recess 14 of a socket 12 by means of a cover 18 for positioning the superconducting magnetic shield 16. The superconducting magnetic shield 16 is further covered with the container-like outer permalloy shield 26 from the outside and shielded from the outside.

82. 发明专利

JP2000258260A CAPACITIVE FORCE MEASURING APPARATUS 失效
公开(公告)号：JP2000258260A
公开(公告)日：2000-09-22
申请号：JP5738199
申请日：1999-03-04
申请人： RIKAGAKU KENKYUSHO , ST RES KK
发明人： YAMAGATA YUTAKA , OZAKI NOBUHIKO , MOROZOV VIKTOR , INOUE KOZO
IPC分类号： G01L1/14 , G01B7/16 , G01D5/24 , G01N33/543 , G01Q60/32 , G01R27/04
摘要： PROBLEM TO BE SOLVED: To provide a capacitive force measuring apparatus which can measure a micro force stably with high sensitivity regardless of fluctuation in the temperature or humidity or aging. SOLUTION: A force acting on a probe 14 to the forward end at the resiliently deforming part of a sensor unit 11 bonded integrally with the resiliently deforming part 12 and the base part 13 with no intermediary of spacer is measured as a variation of capacity between electrodes provided on the opposite faces of the resiliently deforming part and the base part. These electrodes are connected with the resonance circuit of a high frequency oscillation circuit 22 and in order to measure the variation in the resonance frequency caused by the force, output signal from the high frequency oscillation circuit is measured over a specified time by means of a digital frequency counter 23.

83. 发明专利

JP2000256444A SILICON-CONTAINING POLYMER AND PREPARATION THEREOF 失效
公开(公告)号：JP2000256444A
公开(公告)日：2000-09-19
申请号：JP6108099
申请日：1999-03-09
申请人： RIKAGAKU KENKYUSHO
发明人： WAKATSUKI YASUO , MISE TAKAYA , UMEMIYA TAKESHI
IPC分类号： C08G61/12
摘要： PROBLEM TO BE SOLVED: To provide a process for preparing in a high yield a silicon-containing polymer compound having a repetitive structural component of the formula: ≡Si-CH=CH-. SOLUTION: In the preparation process of a silicon-containing polymer, one or two or more monomers having the structure of the formula (wherein R is an aryl group, heteroaryl group or cycloalkyl group; R1-R4 are each hydrogen atom or an alkyl group; a and c are each an integer of 0 or larger; and b is 0 or 1) are polymerized in the presence of a ruthenium-containing compound which either possesses a Ru-H bond or Ru-Si bond or forms a Ru-H bond or Ru-Si bond in the reaction system.

84. 发明专利

JP2000246613A SPHERICAL LENS GRINDING DEVICE 失效
公开(公告)号：JP2000246613A
公开(公告)日：2000-09-12
申请号：JP5593099
申请日：1999-03-03
申请人： RIKAGAKU KENKYUSHO
发明人： OMORI HITOSHI , YAMAGATA YUTAKA , MORIYASU KIYOSHI
IPC分类号： B24B11/02
摘要： PROBLEM TO BE SOLVED: To efficiently realize high degree of working accuracy and excellent surface roughness in one process without fitting a work again by grinding the work with the mill grinding method while performing the electrolytic dressing to a lower surface of a cylinder of a cup grinding wheel. SOLUTION: A lower surface 11 of a ring-like cylinder of a cup grinding wheel 12 to be rotated around a vertical axis (z) is made to contact with a work 1 fitted to a top surface of a rotary table 14 to be rotated around an axis (y) arranged at an angle α against the axis (z) of the cup grinding wheel, and the work is worked into a spherical surface by the mill grinding. The predetermined voltage is applied between the cup grinding wheel 12 and an electrode 16 by a voltage applying device 20 while flowing the conductive grinding liquid between them with a grinding liquid supply device 18, and the work is ground while performing the electrolytic dressing to the lower surface 11 of the cylinder of the cup grinding wheel 12. With this structure, abrasive grains of the cup grinding wheel 12 is fined down so as to improve the shape accuracy and reduce the shape error, and plugging of chips of the grinding wheel can be prevented by dressing.

85. 发明专利

JP2000244308A SINGLE MAGNETIC FLUX QUANTUM DIGITAL ELEMENT 失效
公开(公告)号：JP2000244308A
公开(公告)日：2000-09-08
申请号：JP4014199
申请日：1999-02-18
申请人： RIKAGAKU KENKYUSHO
发明人： KANDA AKINOBU , ISHIBASHI KOJI , AOYANAGI KATSUNOBU , SUGANO TAKUO
IPC分类号： H03K19/195 , B82B1/00 , H01L39/22
摘要： PROBLEM TO BE SOLVED: To provide a high speed single magnetic flux quantum digital element with low power consumption where a circuit design similar to that of an existing semiconductor element can easily be realized. SOLUTION: The single magnetic flux quantum digital element 10 is provided with a 1st superconducting line 1a extending in a ring, a 2nd superconducting line 1b connected to the 1st superconducting line 1a, a superconducting single electron transistor(TR)2 to increase/decrease a superconducting current flowing through the 2nd superconducting line 1b, and a micro tunnel junction element 5 to detect a change in a superconducting current through the 1st superconducting line 1a. The 1st superconducting line 1a forms a large ring extending along a path ABCDA and the 2nd superconducting line 1b divides the large ring path ABCDA into two small rings AEFDA and EBCFE. The two small rings AEFDA and EBCFE have nearly the same shape and area, and the micro tunnel junction element 5 is connected to a connecting point E between the 1st superconducting line 1a and the 2nd superconducting line 1b.

86. 发明专利

JP2000214585A PHOTOSENSITIVE RESIN COMPOSITION 失效
公开(公告)号：JP2000214585A
公开(公告)日：2000-08-04
申请号：JP1517699
申请日：1999-01-25
申请人： RIKAGAKU KENKYUSHO , SUMITOMO BAKELITE CO
发明人： TAJIMA YUUSUKE , TAKEUCHI KAZUO , TAKEUCHI ETSU
IPC分类号： H01L21/027 , C08G73/10 , C08K3/04 , C08L79/08 , C09D5/00 , G03F7/028 , G03F7/037
摘要： PROBLEM TO BE SOLVED: To provide a negative photosensitive resin composition applicable to manufacture semiconductor elements and circuit boards and the like and high in sensitivity and resolution and superior in heat resistance by incorporating a polyamic acid or polyimide each having cis-diene structures on the side chains and an oxygen sensitizing dye. SOLUTION: This photosensitive resin composition contains a oxygen sensitizer and polyamic acid or polyimide each substituted by the cis-diene structures represented by the formula in which at least one of R1-R4 is a monovalent organic group having the cis-diene structure and each of the others is, independently, an H atom or a hydroxyl or carboxyl or 1-20C alkyl or such alkoxy group. The cis-diene structure is a furan or thiophene or pyrrole, and the oxygene sensitizer is a flarene compound and the structural units of the formula amount to >=30 mol. % of the total diamine structural units, thus the resin layer to be enhanced in sensitivity and resolution and heat resistance is obtained.

87. 发明专利

JP2000196191A LASER AND ITS MANUFACTURING METHOD 失效
公开(公告)号：JP2000196191A
公开(公告)日：2000-07-14
申请号：JP37203298
申请日：1998-12-28
申请人： RIKAGAKU KENKYUSHO
发明人： CHO SHINI , KOMURO SHUJI , ISSHIKI HIDEO , AOYANAGI KATSUNOBU , SUGANO TAKUO
IPC分类号： H01S5/30 , H01L21/203 , H01S3/063 , H01S3/16 , H01S5/00
摘要： PROBLEM TO BE SOLVED: To provide a laser that can be created on an Si substrate and permits an optical device, such as a light memory, to be manufactured on the Si substrate, and its manufacturing method. SOLUTION: The strip structure of a nano microcrystalline Si film layer, where rare earth elements are doped, is produced on an oxide film layer 104 that is formed on an Si substrate 102, an oxide film layer 108 is deposited on the strip structure of the nano microcrystalline Si film layer 106 where the rare earth elements are doped, the oxide film layer 108 is deposited on the strip structure, and then cleaving is made, thus producing an optical waveguide 110.

88. 发明专利

JP2000175695A PRODUCTION OF POLYPEPTIDE BY ACELLULAR PROTEIN SYNTHETIC SYSTEM 失效
公开(公告)号：JP2000175695A
公开(公告)日：2000-06-27
申请号：JP35466598
申请日：1998-12-14
申请人： RIKAGAKU KENKYUSHO
发明人： YOKOYAMA SHIGEYUKI , KIKAWA TAKANORI , YABUKI TAKASHI
IPC分类号： C12N15/09 , C07K1/02 , C07K1/34 , C12N1/20 , C12N9/10 , C12P21/00 , C12R1/19
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a polypeptide in a short period of time in a large synthetic amount at a low cost by producing the polypeptide by intermediating a transcription, translation, or the like., of a nucleic acid encoding the polypeptide in an acellular protein synthetic system containing a concentrated cellular extract. SOLUTION: This method for producing a polypeptide in a shorter period of time in a large synthetic amount and at a low cost by an acellular protein synthetic system using a dialysis method comprises producing the polypeptide by intermediating a translation or a transcription/translation of a nucleic acid encoding the polypeptide in the acellular protein synthetic system containing a concentrated cellular extract and performing a shaking or an agitation dialysis of the acellular protein synthetic system consisting of a synthetic reaction liquid containing the cellular extract as an inner liquid of the dialysis and a polypeptide synthetic substrate solution as an outer liquid of the dialysis, which system is separated by a dialysis membrane enabling the mass transfer of the inner liquid and the outer liquid to recover the polypeptide.

89. 发明专利

JP2000173521A ELECTRON BEAM SOURCE 失效
公开(公告)号：JP2000173521A
公开(公告)日：2000-06-23
申请号：JP34315198
申请日：1998-12-02
申请人： RIKAGAKU KENKYUSHO , NICHIMEN DENSHI KOKEN KK
发明人： HAMAGAKI MANABU , TADA SHIGEKAZU , SAKAMOTO YUICHI
IPC分类号： H01J37/077
摘要： PROBLEM TO BE SOLVED: To provide an electron beam source capable of emitting a large diameter electron beam with homogeneous current density, with a simple structure. SOLUTION: An electron beam exciting plasma generation device 10 has a cathode 1 for plasma generation as an electron beam source to emit the electronic beam toward a sample 7, an auxiliary anode 2 with an open hole 2a to let the plasma penetrate, a porous anode 3 for plasma generation with a plurality of open holes 3a to let electrons in plasma penetrate, a porous electrode 4 for electron acceleration with a plurality of open holes 4a corresponding to each open hole 3a of the anode 3 to let electrons in plasma penetrate. A permanent magnet 8 is provided between the auxiliary anodes 2 and the anode 3 to generate a specific magnetied field to widen discharging current I (current of electrons) in plasma in radial direction. The permanent magnet 8 constitutes a circular member which extends around the central axis L of the discharging current I in plasma, and electric field B runs out radially in the direction which is almost orthogonal to the axis L of the discharging current in plasma.

90. 发明专利

JP2000162182A CAPILLARY ELECTROPHORETIC DEVICE 失效
公开(公告)号：JP2000162182A
公开(公告)日：2000-06-16
申请号：JP33889798
申请日：1998-11-30
申请人： RIKAGAKU KENKYUSHO , SHIMADZU CORP
发明人： HAYASHIZAKI YOSHIHIDE , FUJIWAKE HIDEJI
IPC分类号： G01N27/447
摘要： PROBLEM TO BE SOLVED: To detect the fluorescence from a fluorescent pigment bonded to a sample as a label without being influenced by Raman scattering or Rayleigh's scattering. SOLUTION: A sample is separated, and the separated component is successively sent to a part to be detected 2c. A laser beam of 600 nm or more from the laser beam source 12 of an optical measurement part 10 is emitted to the part to be detected 2c through a dichroic mirror 14 and a lens 16 to absorb multiple photons to a fluorescent pigment bonded to the separated component, and the fluorescent pigment is excited to generate fluorescence. The fluorescence is taken into the optical measurement part 10 to detect the fluorescence having a wavelength of 510 nm or less by a photomultiplier 20, the fluorescence having a wavelength more than 510 nm and not more than 560 nm by a photomultiplier 24, the fluorescence having a wavelength exceeding 560 nm and not more than 580 nm by a photomultiplier 28, and the fluorescence having a wavelength exceeding 580 nm by a photomultiplier 30, respectively.

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