Search Results - "Kuroiwa, Takeharu"
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Magnetically pinned ring dots for spin valve or magnetic tunnel junction memory cells
Published in Journal of magnetism and magnetic materials (01-02-2005)“…Ni–Fe/Mn–Ir asymmetric ring dots with partially planed outer sides are investigated in order to confirm a method for obtaining pinned layers in magnetic…”
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13 kV SiC-DMOSFETs and body diodes for HVDC MMC converters
Published in Japanese Journal of Applied Physics (01-01-2022)“…Abstract Power electronics utilizing SiC power devices will become key components in next-generation power systems based on renewable energy, which are…”
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PREPARATION OF Bi3.25+xLa0.75Ti3O12+y FILMS ON RUTHENIUM ELECTRODES
Published in Jpn.J.Appl.Phys ,Part 1. Vol. 41, no. 4A, pp. 2105-2109. 2002 (2002)“…Bi3.25+xLa0.75Ti3O12+y (BLT) films were prepared on Ru electrodes by the sol-gel spin-coating method. The samples crystallized at 650 C in O2 atmosphere and…”
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Fatigueless Ferroelectric Capacitors with Ruthenium Bottom and Top Electrodes Formed by Metalorganic Chemical Vapor Deposition
Published in Japanese Journal of Applied Physics (01-01-2005)“…Ferroelectric Ru/Bi 4- x La x Ti 3 O 12 /Ru capacitors were fabricated by combining metalorganic chemical vapor deposition (MOCVD) of top and bottom Ru…”
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Dielectric relaxation of (Ba, Sr)TiO3 thin films
Published in Japanese journal of applied physics (1995)Get full text
Conference Proceeding -
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Influence of SiC epitaxial wafer quality on yield of 1.2kV SiC-DMOSFETs
Published in 2022 IEEE International Reliability Physics Symposium (IRPS) (01-03-2022)“…This work presents the influence of SiC epitaxial wafer quality on yield of 1.2kV SiC-DMOSFETs. Various wafer quality indicators were estimated by an…”
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Conference Proceeding -
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Dielectric properties of (BaxSr1-x)TiO3 thin films prepared by RF sputtering for dynamic random access memory application
Published in Japanese journal of applied physics (1994)Get full text
Conference Proceeding -
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EFFECTS OF OXYGEN VACANCY DIFFUSION ON LEAKAGE CHARACTERISTICS OF Pt/(Ba0.5Sr0.5)TiO3/Pt CAPACITOR
Published in Jpn.J.Appl.Phys ,Part 2. Vol. 39, no. 5A, pp. L416-L419. 2000 (2000)“…Authors investigated leakage characteristics of Pt/(Ba0.5Sr0.5)TiO3(BST)/Pt capacitors by measuring current-voltage characteristics during annealing in vacuum…”
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Electric properties of SrTiO3 thin films prepared by RF sputtering
Published in Japanese journal of applied physics (01-09-1992)Get full text
Conference Proceeding -
10
High Speed, Low Loss and Energy Recovery in Pulsed Power Circuit Using Ultra-High Voltage SiC Devices
Published in 2024 10th Euro-Asian Pulsed Power Conference, 25th International Conference on High-Power Particle Beams and 20th International Symposium on Electromagnetic Launch Technology (EAPPC/BEAMS/EML) (22-09-2024)“…Ultra-high voltage SiC devices were used as the switching device in pulsed power circuits. It is hard to realize both high breakdown voltage and fast…”
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Improved fabrication process for Ru/BST/Ru capacitor by liquid source chemical vapor deposition
Published in Thin solid films (22-04-2002)“…We have investigated (Ba,Sr)TiO 3 (BST) films grown on Ru by a liquid source chemical vapor deposition (CVD). Inductively coupled plasma mass spectrometry…”
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13
High-temperature operations of rotation angle sensors with spin-valve-type magnetic tunnel junctions
Published in IEEE transactions on magnetics (01-10-2005)“…Direction detection of a magnetic field by spin-valve-type magnetic tunnel junction (MTJ) has been investigated at temperatures ranging from room to 150/spl…”
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Chemical Vapor Deposition of Ru Bottom Electrode for Ferroelectric Bi4 − x La x Ti3O12 Capacitors
Published in Integrated ferroelectrics (01-09-2003)“…Ruthenium films formed by metalorganic chemical vapor deposition were investigated, taking account of the application to the bottom electrode of ferroelectric…”
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Chemical Vapor Deposition of Ru Bottom Electrode for Ferroelectric Bi 4 − x La x Ti 3 O 12 Capacitors
Published in Integrated ferroelectrics (01-09-2003)Get full text
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Preparation of Bi 3.25+ x La 0.75 Ti 3 O 12+ y Films on Ruthenium Electrodes
Published in Japanese Journal of Applied Physics (15-04-2002)Get full text
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Read-cycle endurance of magnetic random access memory elements
Published in IEEE transactions on magnetics (01-07-2004)“…The read-cycle endurance of a magnetic tunneling junction (MTJ) has been investigated, focusing on the spin-dependent tunneling current at high temperatures…”
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Journal Article Conference Proceeding -
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Chemical Vapor Deposition of Ru Bottom Electrode for Ferroelectric Bi 4 - x La x Ti 3 O 12 Capacitors
Published in Integrated ferroelectrics (01-06-2003)Get full text
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Effects of Oxygen Vacancy Diffusion on Leakage Characteristics of Pt/(Ba 0.5 Sr 0.5 )TiO 3 /Pt Capacitor
Published in Japanese Journal of Applied Physics (01-05-2000)“…We investigated leakage characteristics of Pt/(Ba 0.5 Sr 0.5 )TiO 3 (BST)/Pt capacitors by measuring current-voltage characteristics during annealing in vacuum…”
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Dielectric Relaxation of (Ba, Sr)TiO 3 Thin Films
Published in Japanese Journal of Applied Physics (01-09-1995)“…The dielectric relaxation of (Ba 0.5 Sr 0.5 )TiO 3 thin films with high electric resistivity is investigated. The films are deposited by an rf-magnetron…”
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