京都大学化学研究所研究者情報   [ English | Japanese ]


塩田 陽一(しおた よういち)

材料機能化学研究系 ナノスピントロニクス
助教
博士(工学)
URL:http://www.kuchem.kyoto-u.ac.jp/organization/lab/nano.html
E-mail: shiota-y@scl.kyoto-u.ac.jp
Tel: 0774-38-4723
Fax: 0774-38-3109

研究・教育歴
    学歴
    2009.03 大阪大学基礎工学部電子物理科学科 卒業
    2011.03 大阪大学基礎工学研究科物質創成専攻博士前期課程 修了
    2013.09 大阪大学基礎工学研究科物質創成専攻博士後期課程 修了
    2013.09 大阪大学 博士(工学)学位取得
    職歴
    2011.04-2013.09 日本学術振興会 特別研究員(DC1) 所属:大阪大学
    2013.10-2014.03 日本学術振興会 特別研究員(PD) 所属:大阪大学
    2014.04-2017.03 産業技術総合研究所 研究員
    2017.04-現在 京都大学化学研究所 助教
専門分野
    スピントロニクス
主な研究テーマ
  1. 電圧スピントロニクス
主な論文・著書
  1. Y. Shiota, T. Nozaki, S. Tamaru, K. Yakushiji, H. Kubota, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Reduction in write error rate of voltage-driven dynamic magnetization switching by improving thermal stability factor"
    Applied Physics Letters 111, 022408 (2017)
  2. H. Noguchi, K. Ikegami, K. Abe, S. Fujita, Y. Shiota, T. Nozaki, S. Yuasa, and Y. Suzuki,
    "Novel voltage controlled MRAM (VCM) with fast read/write circuits for ultra large last level cache"
    Electron Devices Meeting (IEDM), 2016 IEEE Inernational , 27.5.1-27.5.4 (2016)
  3. T. Nozaki, A. K.-Rachwal, W. Skowronski, V. Zayets, Y. Shiota, S. Tamaru, H. Kubota, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Large Voltage-Induced Changes in the Perpendicular Magnetic Anisotropy of an MgO-Based Tunnel Junction with an Ultrathin Fe Layer"
    Physical Review Applied 5, 044006 (2016)
  4. Y. Shiota, S. Miwa, S. Tamaru, T. Nozaki, H. Kubota, A. Fukushima, Y. Suzuki, and S. Yuasa,
    "Field angle dependence of voltage-induced ferromagnetic resonance under DC bias voltage"
    Journal of Magnetism and Magnetic Materials 400, 159-162 (2016)
  5. Y. Shiota, T. Nozaki, S. Tamaru, K. Yakushiji, H. Kubota, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Evaluation of write error rate for voltage-driven dynamic magnetization switching in magnetic tunnel junctions with perpendicular magnetization"
    Applied Physics Express 9, 013001 (2016)
  6. Y. Shiota, D. Sekiya, R. Matsumoto, A. Fukushima, K. Yakushiji, T. Nozaki, K. Konishi, S. Miwa, H. Kubota, S. Yuasa, and Y. Suzuki,
    "Three-Terminal Device for Realizing a Voltage-Driven Spin Transistor"
    IEEE Transactions on Magnetics 51, 4200304 (2015)
  7. D.-S. Kim, K. Nawaoka, S. Miwa, S.-Y. Park, Y. Shiota, C.-Y. You, J. Cho, B.-C. Lee, Y. Suzuki, and K. Rhie,
    "Magnetostatic Spin Wave in a Very Thin CoFeB Film Grown on an Amorphous FeZr Buffer Layer"
    Journal of the Korean Physical Society 67, 906-910 (2015)
  8. K. Tanaka, S. Miwa, Y. Shiota, N. Mizuochi, T. Shinjo, and Y. Suzuki,
    "Large voltage-induced magnetic anisotropy field change in ferrimagnetic FeGd"
    Applied Physics Express 8, 073007 (2015)
  9. D.D. Lam, F. Bonell, Y. Shiota, S. Miwa, T. Nozaki, E. Tamura, N. Mizuochi, T. Shinjo, Y. Suzuki, and S. Yuasa,
    "Growth of perpendicularly magnetized thin films on a polymer buffer and voltage-induced change of magnetic anisotropy at the MgO|CoFeB interface"
    AIP Advances 5, 067132 (2015)
  10. K. Nawaoka, S. Miwa, Y. Shiota, N. Mizuochi, and Y. Suzuki,
    "Voltage induction of Dzyaloshinskii-Moriya interaction in Au/Fe/MgO artificial multilayer"
    Applied Physics Express 8, 063004 (2015)
  11. W. Skowroński, T. Nozaki, D.D. Lam, Y. Shiota, K. Yakushiji, H. Kubota, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Underlayer material influence on electric-field controlled perpendicular magnetic anisotropy in CoFeB/MgO magnetic tunnel junctions"
    Physical Review B 91, 184410 (2015)
  12. K. Nawaoka, Y. Shiota, S. Miwa, H. Tomita, E. Tamura, N. Mizuochi, T. Shinjo, and Y. Suzuki,
    "Voltage modulation of propagating spin wave in Fe"
    Journal of Applied Physics 117, 17A905 (2015)
  13. W. Skowroński, T. Nozaki, Y. Shiota, S. Tamaru, K. Yakushiji, H. Kubota, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Perpendicular magnetic anisotropy of Ir/CoFeB/MgO trilayer system tuned by electric fields"
    Applied Physics Express 5, 053003 (2015)
  14. Y. Shiota, S. Miwa, S. Tamaru, T. Nozaki, H. Kubota, A. Fukushima, Y. Suzuki, and S. Yuasa,
    "High-output microwave detector using voltage-induced ferromagnetic resonance"
    Applied Physics Letters 105, 192408 (2014)
  15. H.-R. Lee, K. Lee, J. Cho, Y.-Ha Choi, C.-Y. You, M.-H. Jung, F. Bonell, Y. Shiota, S. Miwa, and Y. Suzuki,
    "Spin-orbit torque in a bulk perpendicular magnetic anisotropy Pd/FePd/MgO system"
    Scientific reports 4, 6548 (2014)
  16. S. Yuasa, A. Fukushima, K. Yakushiji, T. Nozaki, M. Konoto, H. Maehara, H. Kubota, T. Taniguchi, H. Arai, H. Imamura, K. Ando, Y. Shiota, F. Bonell, Y. Suzuki, N. Shimomura, E. Kitagawa, J. Ito, S. Fujita, K. Abe, K. Nomura, H. Noguchi, and H. Yoda,
    "Future prospects of MRAM technologies"
    Electron Devices Meeting (IEDM), 2013 IEEE Inernational , 3.1.1-3.1.4 (2013)
  17. T. Nozaki, T. Ohkubo, Y. Shiota, H. Kubota, A. Fukushima, K. Hono, Y. Suzuki, and S. Yuasa,
    "Growth of a High-Quality ultrathin Fe(001) layer on MgO(001) by insertion of an ultrathin γ-Fe2O3 layer"
    Applied Physics Express 6, 113004 (2013)
  18. F. Bonell, D.D. Lam, S. Yoshida, Y.T. Takahashi, Y. Shiota, S. Miwa, T. Nakamura, adn Y. Suzuki,
    "Investigation of Au and Ag segregation on Fe(001) with soft X-ray absorption"
    Surface Science 616, 125-130 (2013)
  19. Y. Shiota, F. Bonell, S. Miwa, N. Mizuochi, T. Shinjo, and Y. Suzuki,
    "Opposite signs of votlage-induced perpendicular magnetic anisotropy change in CoFeB/MgO junctions with different underlayers"
    Applied Physics Letters 103, 082410 (2013)
  20. Y.T. Takahashi, Y. Shiota, S. Miwa, F. Bonell, N. Mizuochi, T. Shinjo, and Y. Suzuki,
    "Fabrication of Fe/MgO/Gd magnetic tunnel junctions"
    IEEE Transactions on Magnetics 49, 4417-4420 (2013)
  21. D.D. Lam, F. Bonell, S. Miwa, Y. Shiota, K. Yakushiji, H. Kubota, T. Nozaki, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "MgO overlayer thickness dependence of perpendicular magnetic anisotropy in CoFeB thin films"
    Journal of the Korean Physical Society 62, 1461-1464 (2013)
  22. F. Bonell, Y.T. Takahashi, D.D. Lam, S. Yoshida, Y. Shiota, S. Miwa, T. Nakamura, and Y. Suzuki,
    "Reversible change in the oxidation state and magnetic circular dichroism of Fe driven by an electric field at the FeCo/MgO interface"
    Applied Physics Letters 102, 152401 (2013)
  23. D.D. Lam, F. Bonell, S. Miwa, Y. Shiota, K. Yakushiji, H. Kubota, T. Nozaki, A. Fukushima, S. Yuasa, and Y. Suzuki,
    "Composition dependence of perpendicular magnetic anisotropy in Ta/CoxFe80-xB20/MgO/Ta (x=0,10,60) multilayers"
    Journal of Magnetics 18, 5-8 (2013)
  24. P. Sheng, F. Bonell, S. Miwa, T. Nakamura, Y. Shiota, S. Murakami, D.D. Lam, S. Yoshida, and Y. Suzuki,
    "Detailed analysis of spin-dependent quantum interference effects in magnetic tunnel junctions with Fe quantum wells"
    Applied Physics Letters 102, 032406 (2013)
  25. Y. Shiota, S. Miwa, T. Nozaki, F. Bonell, N. Mizuochi, T. Shinjo, H. Kubota, S. Yuasa, and Y. Suzuki,
    "Pulse votlage-induced dynamic magnetization switching in magnetic tunneling junctions with high resistance-area product"
    Applied Physics Letters 101, 102406 (2012)
  26. T. Nozaki, Y. Shiota, S. Miwa, S. Murakami, F. Bonell, S. Ishibashi, H. Kubota, K. Yakushiji, T. Saruya, A. Fukushima, S. Yuasa, T. Shinjo, and Y. Suzuki,
    "Electric-field-induced ferromagnetic resonance excitation in an ultrathin ferromagnetic metal layer"
    Nature Physics 8, 491-496 (2012)
  27. Y. Shiota, T. Nozaki, F. Bonell, S. Murakami, T. Shinjo, and Y. Suzuki,
    "Induction of coherent magnetization switching in a few atomic layers of FeCo using voltage pulses"
    Nature Materials 11, 39-43 (2012)
  28. F. Bonell, S. Murakami, Y. Shiota, T. Nozaki, T. Shinjo, and Y. Suzuki,
    "Large change in perpendicular magnetic anisotropy induced by an electric field in FePd ultrathin films"
    Applied Physics Letters 98, 232510 (2011)
  29. Y. Shiota, S. Murakami, F. Bonell, T. Nozaki, T. Shinjo, and Y. Suzuki,
    "Quantitative evaluation of voltage-induced magnetic anisotropy change by magnetoresistance measurement"
    Applied Physics Express 4, 043005 (2010)
  30. T. Nozaki, Y. Shiota, M. Shiraishi, T. Shinjo, and Y. Suzuki,
    "Electrical detection of changes in voltage-induced magnetic anisotropy in magnetic tunnel junctions"
    Journal of Magnetic Society of Japan 34, 289-292 (2010)
  31. S.S. Ha, N.H. Kim, S. Lee, C.Y. You, Y. Shiota, T. Maruyama, T. Nozaki, and Y. Suzuki,
    "Voltage induced magnetic anisotropy change in ultrathin Fe80Co20/MgO junctions with Brillouin light scattering"
    Applied Physics Letters 96, 142512 (2010)
  32. T. Nozaki, Y. Shiota, M. Shiraishi, T. Shinjo, and Y. Suzuki,
    "Voltage-induced perpendicular magnetic anisotropy change in magnetic tunnel junctions"
    Applied Physics Letters 96, 022506 (2010)
  33. Y. Shiota, T. Maruyama, T. Nozaki, T. Shinjo, and Y. Suzuki,
    "Voltage-assisted magnetization switching in ultrathin Fe80Co20 alloy layers"
    Applied Physics Express 2, 063001 (2009)
  34. T. Maruyama, Y. Shiota, T. Nozaki, K. Ohta, N. Toda, M. Mizuguchi, A.A. Tulapurker, T. Shinjo, M. Shiraishi, S. Mizukami, Y. Ando, and Y. Suzuki,
    "Large voltage-induced magnetic anisotropy change in a few atomic layers of iron"
    Nature Nanotechnology 4, 158-161 (2009)


Update: Aug 10,2017