Interfacial Fe segregation and its influence on magnetic properties of CoFeB/MgFeO multilayers

Tomohiro Ichinose , Tatsuya Yamamoto , Takayuki Nozaki , Kay Yakushiji
Applied Physics Express 16 ( 11) 113002 -113002

2
2023
Understanding voltage-controlled magnetic anisotropy effect at Co/oxide interface

Tomohiro Nozaki , Jun Okabayashi , Shingo Tamaru , Makoto Konoto
Scientific Reports 13 ( 1) 10640 -10640

2
2023
Strong Impact of Underlayers on the Voltage‐Controlled Magnetic Anisotropy in Interface Engineered Co/MgO Junctions with Heavy Metals

Hiroyasu Nakayama , Takayuki Nozaki , Tomohiro Nozaki , Shinji Yuasa
Advanced Materials Interfaces 10 ( 16) 2300131 -2300131

2
2023
Improvement in perpendicular magnetic anisotropy and its voltage control efficiency in CoFeB/MgO tunnel junctions with Ta/Mo layered adhesion structures

Tomohiro Ichinose , Tatsuya Yamamoto , Jun Uzuhashi , Takayuki Nozaki
Journal of Applied Physics 131 ( 21)

2
2022
Magneto-transport properties in perpendicularly magnetized magnetic tunnel junctions using an Mg40Fe10O50 tunnel barrier

Tatsuya Yamamoto , Tomohiro Ichinose , Jun Uzuhashi , Takayuki Nozaki
Acta Materialia 119749 -119749

2024
Voltage-controlled magnetic anisotropy effect through a high-k MgO/ZrO2/MgO hybrid tunneling barrier

Hiroshige Onoda , Tomohiro Nozaki , Takayuki Nozaki , Shinji Yuasa
Applied Physics Express 17 ( 2) 023001 -023001

2024
Large voltage-controlled magnetic anisotropy effect in magnetic tunnel junctions prepared by deposition at cryogenic temperatures

Takayuki Nozaki , Tomohiro Ichinose , Jun Uzuhashi , Tatsuya Yamamoto
APL Materials 11 ( 12)

2023
Large Tunneling Magnetoresistance in Perpendicularly Magnetized Magnetic Tunnel Junctions Using Co 75 Mn 25/Mo/Co 20 Fe 60 B 20 Multilayers

Tatsuya Yamamoto , Tomohiro Ichinose , Jun Uzuhashi , Takayuki Nozaki
Physical Review Applied 19 ( 2) 024020 -024020

2023
Voltage-induced coercivity change in Pt/Co/CoO/amorphous TiOx structure

Tomohiro Nozaki , Shingo Tamaru , Makoto Konoto , Takayuki Nozaki
IEICE Technical Report; IEICE Tech. Rep. 121 ( 193) 13 -16

2021
Magnetic element, magnetic memory device, and magnetic sensor

Takayuki Nozaki , Shinji Yuasa , Rachwal Anna Koziol , Masahito Tsujikawa

2021
Magnetic memory device and method for controlling a write pulse

Yoichi Shiota , Takayuki Nozaki , Shinji Yuasa

2021
Magnetic element

Rie Matsumoto , Takayuki Nozaki , Shinji Yuasa , Hiroshi Imamura

2021
Interfacial enhancement of g-factor at CoFeB/MgO characterized by a high sensitivity ferromagnetic resonance spectroscopy

Tatsuya Yamamoto , Shingo Tamaru , Takayuki Nozaki , Kay Yakushiji
JSAP Annual Meetings Extended Abstracts The 68th JSAP Spring Meeting 2021 1757 -1757

2021
Improved accuracy of voltage-torque-driven magnetization switching using microwave-superimposed voltage pulse

Tatsuya Yamamoto , Takayuki Nozaki , Hiroshi Imamura , Shingo Tamaru
JSAP Annual Meetings Extended Abstracts The 80th JSAP Autumn Meeting 2019 2195 -2195

2019
Fabrication of closely packed magnetic arrays for physical reservoir computing

Hitoshi Kubota , Kay Yakushiji , Akio Fukushima , Shingo Tamaru
JSAP Annual Meetings Extended Abstracts The 80th JSAP Autumn Meeting 2019 2204 -2204

2019
Evaluation of higher order magnetic anisotropy in a perpendicularly magnetized epitaxial ultrathin Fe layer modified by applied voltage

Atsushi Sugihara , Takayuki Nozaki , Hitoshi Kubota , Hiroshi Imamura
JSAP Annual Meetings Extended Abstracts The 80th JSAP Autumn Meeting 2019 2210 -2210

2019
Influence of FeCo termination layer insertion on voltage-controlled magnetic anisotropy effect in the Ir-doped Fe/MgO junction

Takayuki Nozaki , Masaki Endo , Tatsuya Yamamoto , Tomohiro Nozaki
JSAP Annual Meetings Extended Abstracts The 80th JSAP Autumn Meeting 2019 2194 -2194

2019
Improvement of write-error rate in voltage-torque-driven magnetization switching

Tatsuya Yamamoto , Takayuki Nozaki , Hiroshi Imamura , Yoichi Shiota
IEICE Technical Report; IEICE Tech. Rep. 119 ( 79) 49 -52

2019
Improvement in perpendicular magnetic anisotropy and voltage-controlled magnetic anisotropy effect by Ir and W doping

Takayuki Nozaki , Hitoshi Kubota , Akio Fukushima , Yoshishige Suzuki
JSAP Annual Meetings Extended Abstracts The 79th JSAP Autumn Meeting 2018 2102 -2102

2018