廣畑 貴文 (ひろはた あつふみ)
受賞
2013年
2. | Royal Society Industry Fellowship 2013/03 |
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1. | Best Poster Award at the MMM-Intermag Conference in Chicago, IL, U.S.A. 2013/01/18 |
論文発表
2013年
25. | H. Kurebayashi, T. Skinner, D. Fang, C. Ciccarelli, A. J. Ferguson, K. Khazen, R. P. Campion, B. L. Gallagher, K. Olejnik, L. R. Fleet and A. Hirohata Uniaxial anisotropy of two-magnon scattering in an ultrathin epitaxial Fe layer on GaAs Applied Physics Letters |
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24. | M. S. Rummey, Y. Zhang, J. Sagar, A. Vick, L. R. Fleet and A. Hirohata Magnetic and transport properties of epitaxial Fe:MgO anti-granular films IEEE Transactions on Magnetics |
23. | A. Hirohata, J. Sagar, L. Lari, L. R. Fleet and V. K. Lazarov Heusler alloy films for spintronic devices (invited review) Applied Physics A: Materials Science and Processing |
22. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, S. Matsuzaka, Y. Ohno, H. Ohno, S. Honda, J. Inoue and A. Hirohata Correlating the interface structure to spin injection in abrupt Fe/GaAs(001) films Physical Review B, vol. 87, 024401 (2013) |
2012年
21. | Y. J. Bae, N. J. Lee, T. H. Kim, H. Cho, C. Lee, L. R. Fleet and A. Hirohata Growth and characterization of thin Cu-phthalocyanine films on MgO(100) layer for organic light-emitting diodes Nanoscale Research Letters, vol. 7, 650 (2012) |
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20. | S. Yamada, J. Sagar, S. Honda, L. Lari, G. Takemoto, H. Itoh, A. Hirohata, K. Mibu, M. Miyao and K. Hamaya Room-temperature structural ordering of a Heusler-coumound Fe3Si Physical Review B, vol. 86, 174406 (2012) |
19. | H. Endo, A. Hirohata, J. Sagar, L. R. Fleet, T. Nakayama and K. O'Grady Effect of interface structure on exchange biased Heusler alloy films IEEE Transactions on Magnetics, vol. 48, 2896 (2012) |
18. | J. Sagar, C. Yu, C. Pelter, J. Wood, A. Hirohata and K. O'Grady Effect of seed layers on polycrystalline Co2FeSi thin films IEEE Transactions on Magnetics, vol. 48, 4006 (2012) |
17. | M. S. Rummey, L. R. Fleet, H. Hing, X. Zhang and A. Hirohata Magnetic properties of epitaxial co-evaporated Fe:MgO anti-granular films IEEE Transactions on Magnetics, vol. 48, 4010 (2012) |
16. | J. Sagar, H. Sukegawa, L. Lari, V. K. Lazarov, S. Mitani, K. O'Grady and A. Hirohata The effect of interfaces on magnetic activation volumes in single crystal Co2FeSi Heusler alloy thin films Applied Physics Letters, vol. 101, 102410 (2012) |
15. | Y. Sakai, E. Tamura, S. Toyokawa, E. Shikoh, V. K. Lazarov, A. Hirohata, T. Shinjo, Y. Suzuki and M. Shiraishi Observation of magnetic switching and multiferroic-like behavior of Co nanoparticles in a C60 matrix Advanced Functional Materials, vol. 22, 3845 (2012) |
2011年
14. | M. S. Rummey, L. R. Fleet, H. Hing, X. Zhang and A. Hirohata Magnetic properties of epitaxial co-evaporated Fe:MgO anti-granular films IEEE Transactions on Magnetics |
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13. | J. Sagar, C. Yu, C. Pelter, J. Wood, A. Hirohata and K. O'Grady Effect of seed layers on polycrystalline Co2FeSi thin films IEEE Transactions on Magnetics |
12. | H. Endo, A. Hirohata, J. Sagar, L. R. Fleet, T. Nakayama and K. O'Grady Effect of interface structure on exchange biased Heusler alloy films IEEE Transactions on Magnetics |
11. | Y. Sakai, E. Tamura, S. Toyokawa, E. Shikoh, V. K. Lazarov, A. Hirohata, T. Shinjo, Y. Suzuki and M. Shiraishi Observation of magnetic switching and multiferroic-like behavior of Co nanoparticles in a C60 matrix Advanced Functional Materials |
10. | L. R. Fleet, G. Cheglakov, K. Yoshida, V. K. Lazarov, T. Nakayama and A. Hirohata Layer-by-layer crystallization of Co2FeSi Heusler alloy thin films Journal of Physics D: Applied Physics, vol. 45, 032001(FTC) (2012) |
9. | A. Yamaguchi, A. Hirohata, T. Ono and H. Miyajima Temperature estimation in a ferromagnetic Fe-Ni nanowire involing a current-driven domain wall motion Journal of Physics: Condensed Matter, vol. 24, 024201 (2012) |
8. | A. Hirohata (Guest Editor) Special cluster issue on "Spin-transfer-torque-induced phenomena" Journal of Physics D: Applied Physics, vol. 44, 383001 (2011) |
7. | N. P. Aley, S. Takayama, A. Hirohata and K. O'Grady Enhancement of exchange bias in the Co2FeSi/IrMn system IEEE Transactions on Magnetics, vol. 47, 3490 (2011) |
6. | L. R. Fleet, H. Kobayashi, Y. Ohno and A. Hirohata Atomic interfacial structures in Fe/GaAs films IEEE Transactions on Magnetics, vol. 47, 2756 (2011) |
5. | J. Sagar, L. R. Fleet, A. Hirohata and K. O'Grady Activation volumes in Heusler alloy thin films IEEE Transactions on Magnetics, vol. 47, 2440 (2011) |
4. | H. Endo, A. Hirohata, J. Sagar, L. R. Fleet, T. Nakayama and K. O'Grady Effect of grain size on exchange-biased Heusler alloys Journal of Physics D: Applied Physics, vol. 44, 345003 (2011) |
3. | V. K. Lazarov, K. Yoshida, J. Sato, P. J. Hasnip, M. Oogane, A. Hirohata and Y. Ando The effect of film and interface structure on the transport properties of Heusler based current-perpendicular-to-plane spin valves Applied Physics Letters, vol. 98, 242508 (2011) |
2. | H. Endo, A. Hirohata, T. Nakayama and K. O'Grady Optimization of exchange-biased Heusler alloys Journal of Physics D: Applied Physics, vol. 44, 145003 (2011) |
1. | L. R. Fleet, H. Kobayashi, Y. Ohno, J.-Y. Kim, C. H. W. Barnes and A. Hirohata Interfacial structure and transport properties of Fe/GaAs Journal of Applied Physics, vol. 109, 07C504 (2011) |
口頭発表
2013年
38. | A. Hirohata, A. J. Vick, R. M. Abdullah, H. Hui, H. Liu and T. F. Alhuwaymel Spin-current operation in a non-magnetic nano-ring 12th Joint MMM_Intermag Conference (2013) (Chicago, IL, USA) |
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37. | J. Sagar, L. Lari, A. Hirohata and K. O'Grady Optimisation of seed layers for polycrystalline Co2FeSi Heusler alloy thin films 12th Joint MMM_Intermag Conference (2013) (Chicago, IL, USA) |
2012年
36. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, S. Matsuzaka, Y. Ohno, H. Ohno, S. Honda, J. Inoue and A. Hirohata Transport and structural properties of the Fe/GaAs(001) Joint European Magnetics Symposia (JEMS 2012) (Parma, Italy) |
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2011年
35. | J. Sagar, H. Sukegawa, L. Lari, V. K. Lazarov, S. Mitani and A. Hirohata Characterisation of epitaxial and polycrystalline Co2FeSi thin films 19th International Conference on Magnetism (ICM) (Busan, Korea) |
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34. | L. R. Fleet, M. J. Walsh, J. Sagar, T. Nakayama and A. Hirohata Low temperature crystallization process in Co2FeSi Heusler alloy thin films 19th International Conference on Magnetism (ICM) (Busan, Korea) |
33. | A. Hirohata, J. Sagar, L. R. Fleet, M. J. Walsh, K. Yoshida, H. Sukegawa, S. Mitani, V. K. Lazarov, E. D. Boyes and T. Nakayama The effect of an inhomogeneous interface on the transport properties across Fe/GaAs(001) films 19th International Conference on Magnetism (ICM) (Busan, Korea) |
32. | A. Hirohata Nano-spintronics Seagate European Magnetic Storage Conclave (ANSIN, Belfast, UK) |
31. | L. R. Fleet, M. J. Walsh, J. Sagar, T. Nakayama and A. Hirohata Low- temperature in-situ crystallisation of Co2FeSi Heusler alloy thin films International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
30. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, S. Matsuzaka, Y. Ohno, H. Ohno, S. Honda, J. Inoue and A. Hirohata Spin injection across abrupt Fe/GaAs(001) interfaces International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
29. | 本多 周太、伊藤 博介、井上 順一郎、廣畑 貴文 Fe/GaAs接合におけるスピン注入の第一原理計算による解析 第67回日本物理学会年次大会 (関西学院大学) |
2011年
28. | J. Sagar, H. Sukegawa, A. Hirohata, S. Mitani and K. O'Grady Structural and compositional characterisation of single crystal and polycrystalline Co2FeSi Heusler alloy thin films Condensed Matter and Materials Physics (CMMP11) (Manchester, UK) |
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27. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Ohno and A. Hirohata The interfacial structure and transport properties of Fe/GaAs(001) heterostructures Condensed Matter and Materials Physics (CMMP11) (Manchester, UK) |
26. | A. Hirohata Nano-spintronics Korea-U.K. International Workshop on New Trends in Magnetism and Magnetic Materials (Jeju, Korea) |
25. | V. K. Lazarov, L. Lari, J. Sato, J. Sizeland, P. J. Hasnip, M. Oogane, A. Hirohata and Y. Ando Atomic resolution structural study of the Heusler electrodes in Co2(Fe,Mn)Si/Ag/Co2(Fe,Mn)Si spin valves 56th Conference on Magnetism and Magnetic Materials (MMM) (Scottsdale, AZ, USA) |
24. | J. Sagar, H. Sukegawa, A. Hirohata, S. Mitani and K. O'Grady Activation volumes in epitaxial Co2FeSi thin films 56th Conference on Magnetism and Magnetic Materials (MMM) (Scottsdale, AZ, USA) |
23. | N. Lee, Y. Bae, T. Kim, H. Cho, C. Lee, L. R. Fleet, A. Hirohata and E. Ito Tailoring and understanding metal/organic semiconductor interfaces using a thin oxide layer 56th Conference on Magnetism and Magnetic Materials (MMM) (Scottsdale, AZ, USA) |
22. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Ohno and A. Hirohata Schottky barrier distributions in Fe/GaAs devices 56th Conference on Magnetism and Magnetic Materials (MMM) (Scottsdale, AZ, USA) |
21. | A. Hirohata, L. R. Fleet, M. J. Walsh, J. Sagar, G. Cheglakov, K. Yoshida, V. K. Lazarov, Y. Ohba, E. D. Boyes and T. Nakayama Crystalline formation of polycrystalline Co-based full-Heusler alloy films observed by HRTEM with in-situ annealing (invited) 56th Conference on Magnetism and Magnetic Materials (MMM) (Scottsdale, AZ, USA) |
20. | J. Sagar, L. R. Fleet, A. Hirohata and K. O'Grady Magnetic and structural characterisation of Co2FeSi ploycrystalline thin films 6th International School and Conference on Spintronics and Quantum Information Technology (Spintech6) (Matsue, Japan) |
19. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Ohno and A. Hirohata Atomic interfacial structures in Fe/GaAs 6th International School and Conference on Spintronics and Quantum Information Technology (Spintech6) (Matsue, Japan) |
18. | L. R. Fleet and A, Hirohata Atomic interfacial structures in Fe/GaAs films JSPS York-Tohoku Research Symposium on "Magnetic Materials and Spintronics" (York, UK) |
17. | A, Hirohata Crystallisation and magnetic properties of polycrystalline Co-based full-Heusler alloy films JSPS York-Tohoku Research Symposium on "Magnetic Materials and Spintronics" (York, UK) |
16. | L. R. Fleet, H. Kobayashi, Y. Ohno and A. Hirohata Correlations between atomic interfacial structures and transport properties in Fe/GaAs International Magnetics Conference (Intermag) 2011 (Taipei, Taiwan) |
15. | N. P. Aley, S. Takayama, A. Hirohata and K. O'Grady Enhancement of exchange bias in the Co2FeSi/IrMn system International Magnetics Conference (Intermag) 2011 (Taipei, Taiwan) |
14. | J. Sagar, L. R. Fleet, A. Hirohata and K. O'Grady Activation volumes in Heusler alloy thin films International Magnetics Conference (Intermag) 2011 (Taipei, Taiwan) |
13. | L. R. Fleet, G. Cheglakov, K. Yoshida, V. K. Lazarov, T. Nakayama and A. Hirohata Crystallization and magnetic properties of Heusler alloy films International Magnetics Conference (Intermag) 2011 (Taipei, Taiwan) |
12. | H. Endo, A. Hirohata, J. Sagar, L. R. Fleet, T. Nakayama and K. O'Grady Effect of grain size on exchange-biased Heusler alloy films International Magnetics Conference (Intermag) 2011 (Taipei, Taiwan) |
11. | 廣畑 貴文 ナノ・スピンモーターの開発 第34回スピントロニクス研究会 (東京大学) |
2010年
10. | V. K. Lazarov, J. Sato, M. Oogane, K. Yoshida, A. Hirohata and Y. Ando The effect of film and interface structure on transport properties of current-perpendicular-to-plane Heusler spin valves 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
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9. | H. Kobayashi, S. Ikeda, L. R. Fleet, A. Hirohata, Y. Ohno and H. Ohno Electrical detection of spin-polarized electrons in n-GaAs/MgO/CoFe junctions 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
8. | L. R. Fleet, A. Hirohata, K. O'Grady, H. Kobayashi and Y. Ohno lectrical detection of spin transport in lateral Fe-GaAs devices 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
7. | A. Hirohata, I. Sugai, J.-G. Kang, M. Mizuguchi, K. Takanashi and S. N. Holmes Measurement of a spin-polarised persistent current in a non-magnetic nanoring in a non-uniform field 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
6. | A. Hirohata Generation and applications of a spin current in a nano-electronic devices Current Research in Magnetism (Manchester, UK) |
5. | A. Hirohata and K. O'Grady Techniques for spin polarisation for spintronic devices UK-Japan Workshop on Advanced Materials (Cambridge, UK) |
4. | A. Hirohata, I. Sugai, M. Mizuguchi, K. Takanashi and S. N. Holmes Experimental demonstration of a persistent current in a Au nanoring under the presence of a non-uniform magnetic field 4th International Workshop on Spin Currents and 2nd International Workshop on Spin Caloritronics (Sendai, Japan) |
3. | A. Yamaguchi, H. Miyajima, T. Sato, Y. Nakatani, A. Hirohata, T. Yamaoka, T. Uchiyama and Y. Utsumi Self-homodyne detection of multi-votex motion induced by rf current in micron-sized Fe19Ni81 ellipse dots 11th Joint MMM_Intermag Conference (2010) (Washington, DC, USA) |
2. | A. Hirohata, I. Sugai, M. Mizuguchi, K. Takanashi and S. N. Holmes Experimental demonstration of a persistent current 11th Joint MMM_Intermag Conference (2010) (Washington, DC, USA) |
1. | L. R. Fleet, K. Yoshida, A. Hirohata, H. Kurebayashi, J.-Y. Kim, C. H. W. Barnes, H. Kobayashi and Y. Ohno Interface diffusion and Schottky barrier height in Fe/GaAs films 11th Joint MMM_Intermag Conference (2010) (Washington, DC, USA) |
その他
2013年
10. | R. Carpenter, A. Vick, G. Vallejo-Fernandez, A. Hirohata and K. O'Grady Grain size effects in exchange bias elements 12th Joint MMM_Intermag Conference (2013) (Chicago, IL, USA) |
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9. | L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, S. Matsuzaka, Y. Ohno, H. Ohno, S. Honda, J. Inoue and A. Hirohata Transport and structural properties of the abrupt Fe/GaAs(001) interface 12th Joint MMM_Intermag Conference (2013) (Chicago, IL, USA) |
8. | M. S. Rummey, J. Sagar, A. Vick, L. R. Fleet, Y. Zhang and A. Hirohata Structural and magnetic properties of epitaxial Fe:MgO anti-granular films 12th Joint MMM_Intermag Conference (2013) (Chicago, IL, USA) |
2012年
7. | Y. J. Bae, N. J. Lee, T. H. Kim, H. Cho, C. Lee, L. R. Fleet, A. Hirohata, Y.-A. Soh and G. Aeppli Spin transport phenomena through MgO/CuPC hybrid barrier in magnetic tunnel junctions International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
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6. | M. S. Rummey, L. R. Fleet, H. Hing, X. Zhang and A. Hirohata Magnetic properties of epitaxial co-evaporated Fe:MgO anti-granular films International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
5. | J. Sagar, C. Yu, C. Pelter, J. Wood, A. Hirohata and K. O'Grady The effect of seed layer in polycrystalline Co2FeSi thin films International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
4. | H. Endo, A. Hirohata, T. Nakayama and K. O'Grady Effect of interface structure on exchange biased Heusler alloy films International Magnetics Conference (Intermag) 2012 (Vancouver, BC, Canada) |
2010年
3. | Y. Bae, N. Lee, T. Kim, J. Lee, H. Cho, C. Lee, L. Fleet and A. Hirohata Spin-dependent transport properties in Fe/MgO(100)/CuPC/Py hetero tunnel junctions 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
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2. | H. Endo, A. Hirohata, T. Nakayama, B. Kaeswurm and K. O'Grady Exchange biased Heusler alloy for spin injection 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |
1. | N. Lee, Y. Bae, J. Lee, H. Cho, C. Lee, A. Hirohata, L. Fleet and T. Kim Magneto-optoelectronic properties of Fe/MgO/CuPC heterostructures 55th Conference on Magnetism and Magnetic Materiasl (MMM) (Atlanta, GA, USA) |