2007年度採択

谷山 智康

論文

[25] T. Taniyama, I. Suzuki, E. Wada, Y. Shirahata, T. Naito, M. Itoh, and M. Yamaguchi, "Optically oriented electron spin transmission across ferromagnet/semiconductor interfaces", Proc. SPIE 8100 (2011) 81000A-1-8.

[24] T. Taniyama, E. Wada, M. Itoh, and M. Yamaguchi, "Electrical and optical spin injection in ferromagnet/semiconductor heterostructures", NPG Asia Materials 3 (2011) 65-73.

[23] Y. Shirahata, E. Wada, M. Itoh, and T. Taniyama, "Inversion of Spin Dependent Photocurrent at Fe3O4/Modulation Doped GaAs Heterointerfaces", J. Appl. Phys. 109(7) (2011) 07E105-1-3.

[22] T. Naito, I. Suzuki, M. Itoh, and T. Taniyama, "Effect of Spin Polarized Current on Magnetic Phase Transition of Ordered FeRh Wires", J. Appl. Phys. 109(7) (2011) 07C911-1-3.

[21] I. Suzuki, T. Naito, M. Itoh, T. Sato, and T. Taniyama, "Clear Correspondence between Magnetoresistance and Magnetization of Epitaxially Grown Ordered FeRh Thin Films", J. Appl. Phys. 109(7) (2011) 07C717-1-3.

[20] E. Wada, Y. Shirahata,T. Naito, M. Itoh, M. Yamaguchi, and T. Taniyama, "Spin Polarized Electron Transmission into GaAs Quantum Well Across Fe3O4: Optical Spin Orientation Analysis", Appl. Phys. Lett. 97(17) 172509 (2010).

[19] E. Wada, Y. Shirahata, T. Naito, M. Itoh, M. Yamaguchi, and T. Taniyama, "Inversion of Spin Photocurrent Due to Resonant Transmission", Phys. Rev. Lett. 105(15) 156601 (2010).

[18] E. Wada, K. Watanabe, Y. Shirahata, M. Itoh, M. Yamaguchi, and T. Taniyama, "Efficient Spin Injection into GaAs Quantum Well across Fe3O4 Spin Filter", Appl. Phys. Lett. 96(10) 102510 (2010).

[17] T. Obata, M. Pioro-Ladriere, Y. Tokura, Y. -S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Coherent Manipulation of Individual Electron Spin in a Double Quantum Dot Integrated with a Micromagnet", Phys. Rev. B 81(8) 085317 (2010).

[16] T. Obata, M. Pioro-Ladriere, Y. Tokura, R. Brunner, Y. -S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Selective Addressing of Single Electron Spins in a Semiconductor Double Qnantum Dot Integrated with a Micro-magnet", AIP Conference Proceedings 29th International Conference on the Physics of Semiconductors 1199 381-382 (2010).

[15] T. Obata, M. Pioro-Ladriere, Y. Tokura, R. Brunner, Y.-S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Dynamical Polarization Effect of Nuclear Spin Bath Dragged by Electron Spin Resonance in Double Quantum Dot Integrated with Micro-magnet", Journal of Physics: Conference Series 193(1) 012046 (2009).

[14] K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, S. Ishida, T. Taniyama, K. Hirakawa, Y. Arakawa, and T. Machida, "Spin-Related Current Suppression in a Semiconductor-Quantum-Dot Spin-Diode Structure", Phys. Rev. Lett. 102(23) 236806 (2009).

[13] K. Hamaya, H. Itoh, O. Nakatsuka, K. Ueda, K. Yamamoto, M. Itakura, T. Taniyama, T. Ono, and M. Miyao, "Ferromagnetism and Electronic Structures of Nonstoichiometric Heusler-Alloy Fe3-xMnxSi Epilayers Grown on Ge(111)", Phys. Rev. Lett. 102(13) 137204 (2009).

[12] H. Sakuma, H. Kawano, K. Ishii, and T. Taniyama, "Low-temperature Ordering in FePt Films Deposited by Gas Flow Sputtering", Journal of the Magnetics Society of Japan 33(3) 167-170 (2009).

[11] Tomoyasu Taniyama, Kyohei Akasaka, Desheng Fu, and Mitsuru Itoh, "Artificially Controlled Magnetic Domain Structures in Ferromagnetic Dots Ferroelectric Heterosturctures", J. Appl. Phys. 105(7) 07D901 (2009).

[10] Ippei Suzuki, Takayoshi Koike, Mitsuru Itoh, Tomoyasu Taniyama, and Tetsuya Sato, "Stability of Ferromagnetic State of Epitaxially Grown Ordered FeRh Thin Films", J. Appl. Phys. 105(7) 07E501 (2009).

[9] E. Wada, M. Itoh, T. Taniyama, and Y. Yamaguchi., "Spin Polarization of Electrons Injected from Fe into GaAs Quantum Well Characterized using Oblique Hanle Effect", Materials Research Socieity Symposium Proceedings 1183 FF06-05 (2009).

[8] Michel Pioro-Ladri`ere, Toshiaki Obata, Yasuhiro Tokura, You-Sok Shin, Toshihiro Kubo, Katsuharu Yoshida, Tomoyasu Taniyama, and Seigo Tarucha, "Selective Manipulation of Electron Spins with Electric Fields", Progress of Theoretical Physics Supplement 176 322-340 (2008).

[7] T. Taniyama, K. Akasaka, D. Fu, M. Itoh, "Artificially controlled magnetic domain structures in ferromagnetic dots/ferroelectric heterostructures", J. Appl. Phys. (in press).

[6] I. Suzuki, T. Koike, M. Itoh, T. Taniyama, "Stability of ferromagnetic stateof epitaxially grown ordered FeRh thin films", J. Appl. Phys. (in press).

[5] K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, S. Ishida, T. Taniyama, K. Hirakawa , Y. Arakawa, and T. Machida, "Tunneling magnetoresistance effect in a few-electron quantum-dot spin valve", Appl. Phys. Lett. 93(22) 222107 (2008).

[4] M. PIORO-LADRIE` RE, T. OBATA, Y. TOKURA, Y.-S. SHIN, T. KUBO, K. YOSHIDA, T. TANIYAMA, AND S. TARUCHA, "Electrically driven single electron spin resonance in a slanting Zeeman field", Nature Physics 4(10) 776-779 (2008).

[3] K. Hamaya, M. Kitabatake, K. Shibata, M. Jung, M. Kawamura, S. Ishida, T. Taniyama, K. Hirakawa, Y. Arakawa, and T. Machida, "Oscillatory changes in the tunneling magnetoresistance effect in semiconductor quantum-dot spin valves", Phys. Rev. B 77(8) 081302(R) (2008).

[2] T. Taniyama, T. Mori, K. Watanabe, E. Wada, M. Itoh, and H. Yanagihara, "Optically spin oriented electron transmission across fully epitaxial Fe3O4/GaAs(001) interfaces", J. Appl. Phys. 103(7) 07D705 (2008).

[1] K. Yoshino, A. Kinoshita, Y. Shirahata, and T. Taniyama, "Carrier induced magnetic anomalies in Mn-doped AgGaSe2 magnetic semiconductor", J. Appl. Phys. 103(7) 07D103 (2008).

学会

[53] T. Taniyama, E. Wada, Y. Shirahata, M. Itoh, and M. Yamaguchi, "Resonant Electron Spin Transmission Across Ferromagnetic Metal/semiconductor Interfaces", International Conference on Materials for Advanced Technologies (ICMAT2011)、Singapore (2011/6/26-7/1).

[52] Y. Shirahata, E. Wada, T. Isozaki, M. Itoh, and T. Taniyama, "Spin Filtering Effect at Fe/GaAs(001) Interfaces in Oblique Magnetic Fields", International Conference on Materials for Advanced Technologies (ICMAT2011)、Singapore (2011/6/26-7/1).

[51] I. Suzuki, M. Itoh, and T. Taniyama, "Interface strain effect on the magnetic properties of ordered FeRh thin films", International Conference on Materials for Advanced Technologies (ICMAT2011)、Singapore (2011/6/26-7/1).

[50] 鈴木 一平, 内藤 朋之, 伊藤 満, 谷山 智康, "界面歪によるFeRh薄膜の磁気特性への影響", 日本物理学会第66回年次大会、新潟 (2011/3/25-28).

[49] 白幡 泰浩, 和田 詠史, 磯﨑 俊之, 伊藤 満, 谷山 智康, "強磁性薄膜/GaAs(001)における円偏光励起スピン偏極電子伝導の励起波長依存性", 日本物理学会第66回年次大会、新潟 (2011/3/25-28).

[48] 谷山 智康, "磁性薄膜／半導体量子井戸ヘテロ 界面を介したスピン輸送の光学的検出", 酸化物特異構造の形成と機能創発ワークショップ (2011/1/25-26).

[47] T. Naito, I. Suzuki, M. Itoh, and T. Taniyama, "Effect of Spin Polarized Current on Magnetic Phase Transition of Ordered FeRh Wires", 55th Annual Conference on Magnetism & Magnetic Materials, Atlanta, Georgia, USA (2010/11/14).

[46] I. Suzuki, T. Naito, M. Itoh, T. Sato, and T. Taniyama, "Clear Correspondence between Magnetoresistance and Magnetization of Epitaxially Grown Ordered FeRh Thin Films", 55th Annual Conference on Magnetism & Magnetic Materials, Atlanta, Georgia, USA (2010/11/14).

[45] Y. Shirahata, E. Wada, M. Itoh, and T. Taniyama, "Inversion of Spin Dependent Photocurrent at Fe3O4/Modulation Doped GaAs Heterointerfaces", 55th Annual Conference on Magnetism & Magnetic Materials, Atlanta, Georgia, USA (2010/11/14).

[44] E. Wada, K. Watanabe, Y. Shirahata, M. Itoh, M. Yamaguchi, and T. Taniyama, "Efficient Spin Injection from Fe3O4 into GaAs Triggered by Verwey Transition", 55th Annual Conference on Magnetism & Magnetic Materials, Atlanta, Georgia, USA (2010/11/14).

[43] Y. Shirahata, M. Itoh, and T. Taniyama, "Interface Related Magnetic Properties in Ferromagnetic-Semiconductor-Ferroelectric Hybrid Structures", 2010 Tokyo Tech - Asia Materials Week, Fuji, Japan (2010/11/11).

[42] 鈴木 一平, 内藤 朋之, 伊藤 満, 谷山 智康, "FeRh磁性電極を持つトンネル接合における磁気抵抗", 日本物理学会2010年秋季大会、堺 (2010/9/25).

[41] 内藤 朋之, 鈴木 一平, 伊藤 満, 谷山 智康, "FeRh/Co細線におけるスピン注入Ⅱ", 日本物理学会2010年秋季大会、堺 (2010/9/25).

[40] 和田 詠史, 白幡 泰浩, 内藤 朋之, 伊藤 満, 山口 雅史, 谷山 智康, "GaAs量子井戸構造を用いたスピン注入円偏光発光とスピン依存光電流", 2010年秋季第71回応用物理学会学術講演会、長崎 (2010/9/14).

[39] 谷山 智康, "スピン偏極の外的制御とチューナブルスピン源の創製", 2010年秋季第71回応用物理学会学術講演会、長崎 (2010/9/15).

[38] 和田 詠史, 白幡 泰浩, 内藤 朋之, 伊藤 満, 山口 雅史, 谷山 智康, "スピン依存光電流の効率的検出とスパイク状符号反転", 日本磁気学会第34回学術講演会、つくば (2010/9/7).

[37] Yasuhiro Shirahata, Eiji Wada, Mitsuru Itoh, Tomoyasu Taniyama, "Spin Filtering Effect at Fe3O4/Modulation Doped GaAs Interfaces", 2nd International Symposium on Advanced Magnetic Materials and Applications, Sendai, Japan (2010/7/16).

[36] 谷山 智康, "異種材料複合化によるナノ磁性スピントロニクス", 日本磁気学会第34回ナノマグネティックス専門研究会、東京 (2010/5/14).

[35] R. Brunner, Y. -S. Shin, T. Obata, T. Kubo, Y. Tokura, M. Pioro-Ladrière, K. Yoshida, T. Taniyama, S. Tarucha, "Spin SWAP in a Scalable Qubit System including a Split Micro-Magnet", Quantum Dot 2010, UK (2010/4/29).

[34] 内藤 朋之, 鈴木 一平, 白幡 泰浩, 和田 詠史, 伊藤 満, 谷山 智康 , "FeRh/Co細線におけるスピン注入 ", 日本物理学会第65回年次大会、岡山 (2010/3/20).

[33] 鈴木 一平, 内藤 朋之, 白幡 泰浩, 伊藤 満, 谷山 智康 , "FeRh/GaAs(001)ヘテロ構造とスピン注入 ", 日本物理学会第65回年次大会、岡山 (2010/3/20).

[32] 白幡 泰浩, 和田 詠史, 小池 高寿, 伊藤 満, 谷山 智康, "Fe3O4/GaAs(001)ヘテロ界面におけるスピンフィルター効果 ", 日本物理学会第65回年次大会、岡山 (2010/3/20).

[31] 谷山 智康, "磁性体ヘテロ構造におけるスピントロニクス研究", Nano Materials for the Future、東京 (2009/11/24).

[30] 小幡 利顕, 申 潤錫, 都倉 康広, 鈴木 孝輔, ローランド・ブルーナー, 久保 敏広. 吉田 勝治, 谷山 智康, 樽茶 清悟, "微小磁石集積量子ドット電子双極子スピン共鳴におけるオーバーハウザー場の緩和測定セットアップ", 日本物理学会2009年秋季大会、熊本 (2009/9/25).

[29] 高倉 樹, ミシェル・ビオロラドリエル, 小幡 利顕, 申 潤錫, ローランド・ブルーナー, 吉田 勝治, 谷山 智康, 樽茶 清悟, "3スピン量子ビットの実装に向けた横型3重量子ドットの作製と評価", 日本物理学会2009年秋季大会、熊本 (2009/9/25).

[28] Tomoyasu Taniyama, Mitsuru Itoh, Parmanand Sharma, Hisamichi Kimura, and Akihisa Inoue, "Strain Driven Spin Reorientation Transition in Glassy Ferromagnet/Ferroelectric Heterostructures", The Third International Conference on the Characterization and Control of Interfaces for High Quality Advanced Materials and Joining Technology for New Metallic Glasses and Inorganic Materials, Kurashiki, Japan (2009/9/7).

[27] 谷山 智康, "酸化物材料を利用したスピントロニクスの最近の進展", 未踏・ナノデバイステクノロジー第151委員会材料分化会合同公開シンポジウム、東京 (2009/8/31).

[26] T. Obata, M. Pioro-Landriere, Y. Tokura, R. Brunner, Y-S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Dynamical Polarization Effect of Nuclear Spin Bath Dragged by Electron Spin Resonance in Double Quantum Dot Integrated with Micro-Magnet", 16th International Conference on Electron Dynamics in Semiconductors, Optoelectronics and Nanostructures, Montpellier, France (2009/8/24-28).

[25] Eiji Wada, Kazunori Watanabe, Yasuhiro Shirahata, Mitsuru Itoh, Tomoyasu Taniyama, and Masahiro Yamaguchi, "Spin Injection into a GaAs Quantum Well through an Fe3O4 Epilayer", International Conference on Magnetism, Kalsruhe, Germany (2009/7/28).

[24] Tomoyasu Taniyama, Mitsuru Itoh, Parmanand Sharma, Hisamichi Kimura, and Akihisa Inoue, "Spin Reorientation Transition in Glassy Ferromagnet/Ferroelectric Heterostructures", International Conference on Magnetism, Kalsruhe, Germany (2009/7/27).

[23] R. Brunner, M. Pioro-Ladriere, Y. Tokura, T. Obata, Y.-S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Coherent Single Electron Manipulation in a Double Quantum Dot Specially Designed for Scalable Qubits", The 18th International Conference on Electronic Properties of Two-Dimensional Systems, Kobe, Japan (2009/6/23).

[22] T. Takakura, M. Pioro-Ladriere, T. Obata, Y.-S. Shin, R. Brunner, K. Yoshida, T. Taniyama, and S. Tarucha, "Triple Quantum Dots with Micro-Magnets for Implementing Three Spin Qubits", The 18th International Conference on Electronic Properties of Two-Dimensional Systems, Kobe, Japan (2009/6/21).

[21] Eiji Wada, Kazunori Watanabe, Yasuhiro Shirahata, Mitsuru Itoh, Tomoyasu Taniyama, and Masahiro Yamaguchi, "Temperature Dependence of Spin Injection Efficiency in Fe3O4/GaAs Quantum Well Heterostructures", The Third International Conference on the Science and Technology for Advanced Ceramics, Yokohama, Japan (2009/6/16).

[20] Ippei Suzuki, Takayoshi Koike, Mitsuru Itoh, and Tomoyasu Taniyama, "Magnetoelectric Properties of Epitaxially Grown Ordered FeRh Thin Films on MgO (001) Substrates", The Third International Conference on the Science and Technology for Advanced Ceramics, Yokohama, Japan (2009/6/16).

[19] T. Taniyama, M. Itoh, P. Sharma, H. Kimura, A. Inoue, "Imaging of the Evolution of Spin Reorientation Transition in a Glassy Co-Fe-Ta-B Film", 2009 MRS Spring Meeting, San Francisco, USA (2009/4/16).

[18] E. Wada, M. Itoh, T. Taniyama, M. Yamaguchi, "Spin Polarization of Electrons Injected from Fe into GaAs Quantum Well Characterized Using Oblique Hanle Effect", 2009 MRS Spring Meeting, San Francisco, USA (2009/4/15).

[17] T. Taniyama, K. Akasaka, D. Fu, M. Itoh, "Magnetic Anisotropy of Artificial Multiferroic Fe Layer/BaTiO3 Heterostructure", 2009 MRS Spring Meeting, San Francisco, USA (2009/4/14).

[16] 和田 詠史, 渡邊 和典, 伊藤 満, 谷山 智康, 山口 雅史, "Fe3O4からGaAs量子井戸へのスピン注入と円偏光発光 ", 2009年春季第56回応用物理学関係連合講演会、つくば (2009/3/31).

[15] 谷山 智康, 符 徳勝, 伊藤 満, Parmanand Sharma, 木村 久道, 井上 明久, "CoFeTaBガラス薄膜BaTiO3ヘテロ構造におけるスピン再配向転移と内部応力の相関", 2009年春季第56回応用物理学関係連合講演会、つくば (2009/4/1).

[14] 小幡 利顕, ミシェル・ビオロラドリエル, 都倉 康広, ロランド・ブルナー, 申 潤錫, 久保 敏広. 吉田 勝治, 谷山 智康, 樽茶 清悟, "微小磁石集積型ESR量子ドットサンプルに見られる核スピンの動的分極効果", 日本物理学会第64回年次大会、東京 (2009/3/30).

[13] 鈴木一平, 小池 高寿, 伊藤満, 谷山智康 , "エピタキシャルFeRh/MgO(001)薄膜の磁気輸送", 日本物理学会第64回年次大会、東京 (2009/3/28).

[12] 和田 詠史, 渡邊 和典, 伊藤 満, 谷山 智康, 山口 雅史 , "Fe3O4を介したスピン注入と円偏光発光 ", 日本物理学会第64回年次大会、東京 (2009/3/27).

[11] 谷山 智康, "磁性体＊半導体＊誘電体ヘテロ構造系におけるスピン注入、スピン検出、スピン操作", 筑波大学学際物質科学戦略イニシアティブ研究会、つくば (2009/3/3).

[10] T. Obata, M. Pioro-Ladriere, Y. Tokura, R. Brunner, Y.-S, Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Dynamical Polarization Effect of Nuclear Spin Bath Dragged by Electron Spin Resonance in Double Quantum Dot Integrated with Micro-Magnet", International Symposium on Nanoscience and Quantum Physics, Tokyo, Japan (2009/2/23-25).

[9] T. Taniyama, K. Akasaka, D. Fu, M. Itoh, "Artificially controlled magnetic domain structures in ferromagnetic dots/ferroelectric heterostructures", 53rd Annual Conference on magnetism and Magnetic Materials, Austin, USA (2008/11/12)

[8] I. Suzuki, T. Koike, M. Itoh, T. Taniyama, "Stability of ferromagnetic stateof epitaxially grown ordered FeRh thin films", 53rd Annual Conference on magnetism and Magnetic Materials, Austin, USA (2008/11/13)

[7] 李相潤，ミシェルーピオロラドリエル，吉田勝治，小幡利顕，申潤錫，谷山智康，勝本信吾，樽茶清悟、「ナノスケール強磁性電極を有する電子フォーカシング素子における上均一磁場効果の観測《、日本物理学会2008年秋季大会、盛岡（２００８年９月２２日）

[6] 小幡利顕，ミシェルピオロラドリエル，都倉康弘，申潤錫，久保敏弘，吉田勝治，谷山智康，樽茶清悟、「微小磁石を集積した量子ドットにおける選択的ラビ振動《、日本物理学会2008年秋季大会、盛岡（２００８年９月２０日）

[5] 和田詠史、伊藤満、谷山智康、山口雅史、「Fe強磁性電極からGaAs/AlGaAs量子井戸構造へのスピン注入《、日本物理学会2008年秋季大会、盛岡（２００８年９月２１日）

[4] 鈴木一平、伊藤満、谷山智康、「FeRh/MgO(001)薄膜のエピタキシャル成長とその磁気・伝導特性《、日本物理学会2008年秋季大会、盛岡（２００８年９月２１日）

[3] T. Taniyama, K. Akasaka, D. Fu, M. Itoh, "Strain Induced Magnetization Switching of Fe/BaTiO3(001) Heterostructures", Joint Conference of The 2nd International Conference on the Science and Technology for Advanced Ceramics (STAC) and The 1st International Conference on Science and Technology of Solid Surface and Interface (STSI), Chiba (2008/5/30)

[2] 北畠未来，浜屋宏平，柴田憲治，Minkgung Jung，川村 稔，石田悟己，谷山智康，平川一彦，荒川泰彦，町田友樹、「強磁性電極/半導体量子ドット/非磁性電極ナノ接合における電気伝導特性《、2008年春季第55回応用物理学関係連合講演会、船橋（２００８年３月２７日）

[1] 小池高寿、大島敬士、伊藤満、谷山智康「反強磁性＊強磁性転移型遍歴電子磁性体Mn_3_GaC薄膜電気・磁気特性《、日本物理学会第６３回年次大会、２００８年３月２２日～２６日

招待講演

[4] T. Taniyama, "Optically oriented electron spin transmission across ferromagnet/ semiconductor interfaces", SPIE Optics+Photonics 2011, San Diego, USA (2011/8/21-25).

[3] R. Brunner, Y.-S. Shin, M. Pioro-Ladrière, Y. Tokura, T. Obata, T. Kubo, K. Yoshida, T. Taniyama, S. Tarucha, "Coherent Read-Out of Single Electron Spins in a Double Quantum Dot with Split Micro-Magnet Design", 16th International Winterschool on New Developments in Solid State Physics: Low Dimensional Systems, Austria (2010/2/23).

[2] M. Pioro-Ladriere, R. Brunner, Y. Tokura, T. Obata, Y.-S. Shin, T. Kubo, K. Yoshida, T. Taniyama, and S. Tarucha, "Manipulating Single Electron Spins with Micro-Magnets", The 18th International Conference on Electronic Properties of Two-Dimensional Systems, Kobe, Japan (2009/6/24).

[1] T. Taniyama, K. Akasaka, D. Fu, M. Itoh, P. Sharma, H. Kimura and A. Inoue, "Effect of interfacial strain on magnetism of ferromagnetic metal/ferroelectric oxide heterosturctures", The IUMRS International Conference in Asia 2008, Nagoya (2008/12/10)

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