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Katsuhiko Koi

Observed names: K Koi, K. Koi, Koi, Katsuhiko
OpenAlex ID: A5110023086
The applicability of CPP-GMR heads for magnetic recording
2002 · M. Takagishi, K. Koi, et al. · IEEE Transactions on Magnetics · 140
MR Ratio Enhancement by NOL Current-Confined-Path Structures in CPP Spin Valves
2004 · H. Fukuzawa, H. Yuasa, et al. · IEEE Transactions on Magnetics · 107
Output enhancement of spin-valve giant magnetoresistance in current-perpendicular-to-plane geometry
2002 · H. Yuasa, M. Yoshikawa, et al. · Journal of Applied Physics · 100
Voltage-control spintronics memory (VoCSM) having potentials of ultra-low energy-consumption and high-density
2016 · H. Yoda, N. Shimomura, et al. · Technical digest - International Electron Devices Meeting/Technical digest · 83
Improved read disturb and write error rates in voltage-control spintronics memory (VoCSM) by controlling energy barrier height
2017 · T. Inokuchi, H. Yoda, et al. · Applied Physics Letters · 44
Specular spin-valve films with an FeCo nano-oxide layer by ion-assisted oxidation
2002 · Hideaki Fukuzawa, Katsuhiko Koi, et al. · Journal of Applied Physics · 41
Giant voltage-controlled magnetic anisotropy effect in a crystallographically strained CoFe system
2018 · Yushi Kato, Hiroaki Yoda, et al. · Applied Physics Express · 38
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Voltage-Control Spintronics Memory With a Self-Aligned Heavy-Metal Electrode
2017 · S. Shirotori, H. Yoda, et al. · IEEE Transactions on Magnetics · 37
Improvement of Write Efficiency in Voltage-Controlled Spintronic Memory by development of a Ta−B Spin Hall Electrode
2018 · Y. Kato, Y. Saito, et al. · Physical Review Applied · 34
Real-time observation of fast and highly reliable magnetization switching in Voltage-Control Spintronics Memory (VoCSM)
2019 · T. Inokuchi, H. Yoda, et al. · Applied Physics Letters · 24
NOL specular spin-valve heads using an ultrathin CoFe free layer
2001 · Hideaki Fukuzawa, Katsuhiko Koi, et al. · Journal of Magnetism and Magnetic Materials · 24
Giant magnetoresistance in ion beam deposited spin-valve films with specular enhancement
2001 · S. Sant, M. Mao, et al. · Journal of Applied Physics · 22
Nanoconstricted structure for current-confined path in current-perpendicular-to-plane spin valves with high magnetoresistance
2005 · H. Fukuzawa, H. Yuasa, et al. · Journal of Applied Physics · 15
Saturation magnetostriction of an ultrathin CoFe free-layer on double-layered underlayers
2002 · Hideaki Fukuzawa, Yuzo Kamiguchi, et al. · Journal of Applied Physics · 14
Analysis of Effective Field Gradient in Microwave-Assisted Magnetic Recording
2014 · Naoyuki Narita, Kenichiro Yamada, et al. · IEEE Transactions on Magnetics · 13
14nm High-Performance MTJ with Accelerated STT-Switching and High-Retention Doped Co-Pt Alloy Storage Layer for 1Znm MRAM
2023 · Masahiko Nakayama, Soichi Oikawa, et al. · Technical digest - International Electron Devices Meeting/Technical digest · 12
Magnetic properties of specular spin-valves containing nano-oxide layers
2001 · J.C.S. Kools, S.B. Sant, et al. · IEEE Transactions on Magnetics · 12
Soft magnetic characteristics of an ultrathin CoFeNi free layer in spin-valve films
2005 · Hideaki Fukuzawa, Hitoshi Iwasaki, et al. · Journal of Magnetism and Magnetic Materials · 11
Spin-filter spin-valve films with an ultrathin CoFe free layer
2001 · H. Fukuzawa, H. Iwasaki, et al. · Journal of Applied Physics · 9
Low write current and strong durability in high-speed spintronics memory (spin-Hall MRAM and VoCSM) through development of a shunt-free design process and W spin-Hall electrode
2019 · Yushi Kato, Hiroaki Yoda, et al. · Journal of Magnetism and Magnetic Materials · 6
From STT-MRAM to Voltage-Control Spintronics Memory (VoCSM) in Pursuit of Memory Systems with Lower Energy Consumption
2019 · H. Yoda, Y. Ohsawa, et al. · Journal of Magnetics · 5
Voltage-control spintronics memory (VoCSM) toward development of a 4F2-cell with strained in-plane-MTJ
2019 · Y. Ohsawa, H. Yoda, et al. · IEEE Electron Devices Technology & Manufacturing Conference (EDTM) · 5
Ultra-high-efficient Writing in Voltage-Control Spintronics Memory(VoCSM); the Most Promising Embedded Memory for Deep Learning
2018 · Y. Ohsawa, H. Yoda, et al. · IEEE Electron Devices Technology & Manufacturing Conference (EDTM) · 5
Spin filter spin valve heads with ultrathin CoFe free layers
1999 · H. Iwasaki, H. Fukuzawa, et al. · IEEE International Magnetics Conference · 5
Microscopic Modeling of MgO Barrier Degradation Due to Interface Oxygen Frenkel Defects in Scaled MTJ Toward High-Density STT-MRAM
2024 · Rina Takashima, Takeo Koike, et al. · IEEE International Reliability Physics Symposium proceedings · 4
Works count: 48
Citation count: 830
H-index: 14
I10-index: 18
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