フォロー
Kohei Hamaya
Kohei Hamaya
確認したメール アドレス: ee.es.osaka-u.ac.jp
タイトル
引用先
引用先
Electrical injection and detection of spin-polarized electrons in silicon through an Fe_3Si/Si Schottky tunnel barrier
Y Ando, K Hamaya, K Kasahara, Y Kishi, K Ueda, K Sawano, T Sadoh, ...
Applied physics letters 94 (18), 182105-182105-3, 2009
1522009
Room-temperature generation of giant pure spin currents using epitaxial Co2FeSi spin injectors
T Kimura, N Hashimoto, S Yamada, M Miyao, K Hamaya
NPG asia materials 4 (3), e9-e9, 2012
1372012
Epitaxial ferromagnetic Fe Si/Si (111) structures with high-quality hetero-interfaces
K Hamaya, K Ueda, Y Kishi, Y Ando, T Sadoh, M Miyao
Applied physics letters 93 (13), 132117-132117-3, 2008
1362008
Ferromagnetism and Electronic Structures of Nonstoichiometric Heusler-Alloy Epilayers Grown on Ge(111)
K Hamaya, H Itoh, O Nakatsuka, K Ueda, K Yamamoto, M Itakura, ...
Physical review letters 102 (13), 137204, 2009
1172009
Kondo effect in a semiconductor quantum dot coupled to ferromagnetic electrodes
K Hamaya, M Kitabatake, K Shibata, M Jung, M Kawamura, K Hirakawa, ...
Applied Physics Letters 91 (23), 2007
1102007
Spin transport through a single self-assembled InAs quantum dot with ferromagnetic leads
K Hamaya, S Masubuchi, M Kawamura, T Machida, M Jung, K Shibata, ...
Applied physics letters 90 (5), 2007
1072007
Effect of atomically controlled interfaces on Fermi-level pinning at metal/Ge interfaces
K Yamane, K Hamaya, Y Ando, Y Enomoto, K Yamamoto, T Sadoh, ...
Applied Physics Letters 96 (16), 2010
962010
Estimation of the spin polarization for Heusler-compound thin films by means of nonlocal spin-valve measurements: Comparison of Co_{2}FeSi and Fe_{3}Si
K Hamaya, N Hashimoto, S Oki, S Yamada, M Miyao, T Kimura
Physical Review B 85 (10), 100404, 2012
952012
Magnetotransport study of temperature dependent magnetic anisotropy in a (Ga, Mn) As epilayer
K Hamaya, T Taniyama, Y Kitamoto, R Moriya, H Munekata
Journal of applied physics 94 (12), 7657-7661, 2003
942003
Spin accumulation created electrically in an n-type germanium channel using Schottky tunnel contacts
K Kasahara, Y Baba, K Yamane, Y Ando, S Yamada, Y Hoshi, K Sawano, ...
Journal of Applied Physics 111 (7), 2012
862012
Significant growth-temperature dependence of ferromagnetic properties for Co2FeSi/Si (111) prepared by low-temperature molecular beam epitaxy
S Yamada, K Hamaya, K Yamamoto, T Murakami, K Mibu, M Miyao
Applied Physics Letters 96 (8), 2010
852010
Electric-field control of tunneling magnetoresistance effect in a Ni/InAs/Ni quantum-dot spin valve
K Hamaya, M Kitabatake, K Shibata, M Jung, M Kawamura, K Hirakawa, ...
Applied physics letters 91 (2), 022107-022107-3, 2007
852007
High carrier mobility in orientation-controlled large-grain (≥ 50 μm) Ge directly formed on flexible plastic by nucleation-controlled gold-induced-crystallization
JH Park, K Kasahara, K Hamaya, M Miyao, T Sadoh
Applied Physics Letters 104 (25), 2014
812014
Greatly enhanced generation efficiency of pure spin currents in Ge using Heusler compound Co2FeSi electrodes
K Kasahara, Y Fujita, S Yamada, K Sawano, M Miyao, K Hamaya
Applied Physics Express 7 (3), 033002, 2014
802014
Electric-field control of spin accumulation signals in silicon at room temperature
Y Ando, Y Maeda, K Kasahara, S Yamada, K Masaki, Y Hoshi, K Sawano, ...
Applied Physics Letters 99 (13), 2011
792011
Spin transport and relaxation in germanium
K Hamaya, Y Fujita, M Yamada, M Kawano, S Yamada, K Sawano
Journal of Physics D: Applied Physics 51 (39), 393001, 2018
702018
Bias current dependence of spin accumulation signals in a silicon channel detected by a Schottky tunnel contact
Y Ando, K Kasahara, K Yamane, Y Baba, Y Maeda, Y Hoshi, K Sawano, ...
Applied Physics Letters 99 (1), 2011
692011
Giant spin accumulation in silicon nonlocal spin-transport devices
A Spiesser, H Saito, Y Fujita, S Yamada, K Hamaya, S Yuasa, R Jansen
Physical Review Applied 8 (6), 064023, 2017
682017
Spin Transport and Relaxation up to 250 K in Heavily Doped -Type Ge Detected Using Electrodes
Y Fujita, M Yamada, M Tsukahara, T Oka, S Yamada, T Kanashima, ...
Physical Review Applied 8 (1), 014007, 2017
642017
Oscillatory changes in the tunneling magnetoresistance effect in semiconductor quantum-dot spin valves
K Hamaya, M Kitabatake, K Shibata, M Jung, M Kawamura, S Ishida, ...
Physical Review B—Condensed Matter and Materials Physics 77 (8), 081302, 2008
642008
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