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J-GLOBAL ID：200901068928190872   Update date: Feb. 01, 2024

Yamamoto Masafumi

ヤマモト マサフミ | Yamamoto Masafumi
Affiliation and department：
Hokkaido University Graduate School of Information Science and Technology, Division of Electronics for Informatics, Advanced Electronics

About Hokkaido University Graduate School of Information Science and Technology, Division of Electronics for Informatics, Advanced Electronics


Job title： Professor
Homepage URL  (1)： http://nsed.ist.hokudai.ac.jp/index.html
Research field  (4)： Crystal engineering ,  Applied materials ,  Electronic devices and equipment ,  Electric/electronic material engineering
Research keywords  (32)： スピントロニクス ,  ハーフメタル ,  ホイスラー合金 ,  エピタキシャル成長 ,  強磁性トンネル接合 ,  スピン源 ,  スピン注入 ,  MRAM ,  トンネル磁気抵抗 ,  ハーフメタル強磁性体 ,  Co_2MnSi ,  強磁性多重トンネル接合 ,  スピン依存トンネリング ,  共鳴トンネル現象 ,  スピン輸送特性 ,  フルホイスラー合金 ,  スピン共鳴トンネル現象 ,  トンネル現象 ,  フルホイスラー合金薄膜 ,  ハーフメタル強磁性 ,  強磁性トシネル接合 ,  MgOバリア ,  ヘテロ構造 ,  ホイスラー合金薄膜 ,  トンネル磁気抵抗デバイス ,  スピン偏極率 ,  半導体Ge ,  ユビキタス ,  ナノバイオマシン ,  高強度ゲル ,  電子デバイス・電子機器 ,  電子・電気材料工学
Research theme for competitive and other funds  (13)：
  • 2011 - 2012 ハーフメタルと高移動度半導体の高品質ヘテロ構造の製作と半導体スピン輸送特性の研究
  • 2010 - 2012 Highly-efficient spin-polarized current source using half-metallic ferromagnet/superconductor junctions.
  • 2009 - 2011 Fundamental research on spin-dependent functional devices based on half-metallic ferromagnet/semiconductor hybrid structures
  • 2008 - 2010 Fabrication of high-quality heterostructures with half-metallic ferromagnets and creation of spin tunneling devices
  • 2007 - 2010 Exploration and creation of highly efficient spin sources using half-metallic ferromagnets
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Papers (159)：
  • Y. Ebina, T. Akiho, H. Liu, M. Yamamoto, T. Uemura. Effect of CoFe insertion on spin injection properties of Co2MnSi/CoFe/n-GaAs junctions. 58th Annual Conf. on Magnetism and Magnetic Materials, Abstracts. 2013. 108 (AX-01)
  • R. Fetzer, Y. Ohdaira, H. Naganuma, M. Oogane, Y. Ando, T. Taira, T. Uemura, M. Yamamoto, M. Aeschlimann, M. Cinchetti. Spin and symmetry properties of the buried Co2MnSi/MgO interface. 58th Annual Conf. on Magnetism and Magnetic Materials, Abstracts. 2013. 624 (GB-14)
  • F. Shi, H. Liu, M. Yamamoto, P. Voyles. Non-symmetric Interfaces in Symmetric Mn-Deficient Co2MnSi/MgO/Co2MnSi Magnetic Tunnel Junctions Investigated by High Resolution Scanning Transmission Electron Microscopy. 58th Annual Conf. on Magnetism and Magnetic Materials, Abstracts. 2013. 658 (GH-05)
  • T. Akiho, M. Yamamoto, T. Uemura. Spin-dependent transport properties of strained InGaAs channel investigated through all electrical spin. 58th Annual Conf. on Magnetism and Magnetic Materials, Abstracts. 2013. 716 (HB-10)
  • T. Kawami, H. Liu, Y. Honda, K. M. Ayele, T. Uemura, F. Shi, P. M. Voyles, M. Yamamoto. Giant tunnel magnetoresistance in fully epitaxial Co2(Mn,Fe)Si/MgO/Co2(Mn,Fe)Si magnetic tunnel junctions. 58th Annual Conf. on Magnetism and Magnetic Materials, Abstracts. 2013. 614 (FX-03)
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MISC (128)：
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Patents (14)：
  • 半導体論理回路
  • Quantum Interference Devices and Complementary Logic Utilizing Thereof
  • 相補型論理回路
  • 電子波干渉装置
  • 電子波干渉装置
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Lectures and oral presentations  (110)：
  • Effect of CoFe insertion on spin injection properties of Co2MnSi/CoFe/n-GaAs junctions
    (58th Annual Conf. on Magnetism and Magnetic Materials 2013)
  • Spin and symmetry properties of the buried Co2MnSi/MgO interface
    (58th Annual Conf. on Magnetism and Magnetic Materials 2013)
  • Non-symmetric Interfaces in Symmetric Mn-Deficient Co2MnSi/MgO/Co2MnSi Magnetic Tunnel Junctions Investigated by High Resolution Scanning Transmission Electron Microscopy
    (58th Annual Conf. on Magnetism and Magnetic Materials 2013)
  • Spin-dependent transport properties of strained InGaAs channel investigated through all electrical spin
    (58th Annual Conf. on Magnetism and Magnetic Materials 2013)
  • Giant tunnel magnetoresistance in fully epitaxial Co2(Mn,Fe)Si/MgO/Co2(Mn,Fe)Si magnetic tunnel junctions
    (58th Annual Conf. on Magnetism and Magnetic Materials 2013)
ｍore...
Professional career (1)：
  • Master of Science (Hokkaido University)
Work history (2)：
  • 2004/04 - 現在 Garduate School of Information Science and Technology, Hokkaido University Professor
  • 2000/04 - 2004/03 Graduate Schhol of Engineering, Hokkaido University Professor
Committee career (16)：
  • 2010 - 2011 応用物理学会 2011年国際固体素子・材料コンファレンス プログラム委員
  • 2010 - 2011 The Japan Society of Applied Physics Program Committee Member, 2011 International Conference on Solid State Devices and Materials
  • 2011 - 応用物理学会 2012年国際固体素子・材料コンファレンス プログラム委員
  • 2011 - The Japan Society of Applied Physics Program Committee Member, 2012 International Conference on Solid State Devices and Materials
  • 2009 - 2010 応用物理学会 2010年国際固体素子・材料コンファレンス プログラム委員
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Association Membership(s) (14)：
日本金属学会 ,  日本磁気学会 ,  米国電気電子学会 ,  電子情報通信学会 ,  応用物理学会 ,  日本物理学会 ,  The Japan Institute of Metals ,  The Magnetics Society of Japan ,  Inc. ,  The Institute of Electrical and Electronics Engineers ,  Information and Communication Engineers ,  The Institute of Electronics ,  The Japan Society of Applied Physics ,  The Physical Society of Japan
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