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CONTACT

Post Code: 615-8510
Department of Electronic Science and Engineering,
Kyoto University,
Katsura, Nishikyo-ku,
Kyoto, Japan

TEL／FAX：
+81-75-383-2272／2275

LAB. ADDRESS

Room 223,
Building A1,
Katsura Campus,
Kyoto University

Access to Katsura Campus

    PAPERS

    2024

  • 4.
  • K. Tatsuoka, M. Aoki, M. Funato, R. Ohshima, Y. Ando and M. Shiraishi
    "Investigation of spin-orbit torque efficiency in CuBi alloys"
    Physical Review B 110, 094419 (2024).
  • 3.
  • M. Yamamoto, T. Nishijima, R. Ohshima, Y. Ando and M. Shiraishi
    "A circular photogalvanic effect in two-dimensional electron gas on the surface of SrTiO3"
    Applied Physics Letters 124, 082401 (2024).
  • 2.
  • M. Aoki, R. Ohshima, T. Shinjo, M. Shiraishi, Y. Ando
    "Evaluation of Spin Hall Effect in Ferromagnets by Means of Unidirectional Spin Hall Magnetoresistance in Ta/Co Bilayers"
    Journal of the Magnetics Society of Japan 48, 28 (2024).
  • 1.
  • S. Yoshii, M. Müller, H. Inoue, R. Ohshima, M. Althammer, Y. Ando, H. Huebl, and M. Shiraishi
    "Significant modulation of Gilbert damping in ultrathin ferromagnetic films by altering the surface magnetic anisotropy"
    Physical Review B 109, L020406 (2024).

    • 2023

  • 6.
  • H. Inoue, H. Koike, R. Ohshima, Y. Ando and M. Shiraishi
    "Precise estimation of spin drift velocity and spin mobility in the absence of synthetic Rashba spin-orbit field in a Si metal-oxide-semiconductor"
    Physical Review B 108, 214414 (2023).
  • 5.
  • M. Aoki, Y. Yin, S. Granville, Y. Zahng, N. Medhekar, L. Leiva, R. Ohshima, Y. Ando and M. Shiraishi
    "Giant anisotropy of self-induced spin-orbit torque in Weyl ferromagnet Co2MnGa"
    Nano Letters 23, 6951 (2023).
  • 4.
  • M. Shiraishi
    "Research on Spintronic Functions of Non-Metallic Materials and Its Modulation by External Fields"
    Journal of the Magnetics Society of Japan 47, 28 (2023).
  • 3.
  • N. Fukumoto*, R. Ohshima*, M. Aoki, Y. Fuseya, M. Matsushima, E. Shigematsu, T. Shinjo, Y. Ando, S. Sakamoto, M. Shiga, S. Miwa and M. Shiraishi *Equal contribution
    "Observation of large spin conversion anisotropy in bismuth"
    Proceeding of National Academy of Science 120, e2215030120 (2023).
  • 2.
  • T. Nishijima, T. Watanabe, H. Sekiguchi, Y. Ando, E. Shigematsu, R. Ohshima, S. Kuroda and M. Shiraishi
    "Ferroic Berry curvature dipole in a topological crystalline insulator at room temperature"
    Nano Letters 23, 2247 (2023).
  • 1.
  • Y. Maruyama, R. Ohshima, E. Shigematsu, Y. Ando and M. Shiraishi
    "Modulation of Hanle magnetoresistance in an ultrathin platinum film by ionic gating"
    Applied Physics Express 16, 023004 (2023).

    • 2022

  • 9.
  • M. Aoki, E. Shigematsu, R. Ohshima, T. Shinjo, M. Shiraishi, and Y. Ando
    "Anomalous sign inversion of spin-orbit torque in ferromagnetic/nonmagnetic bilayer systems due to self-induced spin-orbit torque"
    Physical Review B 106, 174418 (2022).
  • 8.
  • S. Yoshii, K. Kato, E. Shigematsu, R. Ohshima, Y. Ando, K. Usami and M. Shiraishi
    "Significant suppression of two-magnon scattering in ultrathin Co by controlling the surface magnetic anisotropy at the Co/nonmagnet interfaces"
    Physical Review B 106, 174414 (2022).
  • 7.
  • K. Ohnishi, M. Aoki, R. Ohshima, E. Shigematsu, Y. Ando, T. Takenobu and M. Shiraishi
    "All-electric spin device operation using the Weyl semimetal, WTe2, at room temperature"
    Advanced Electronic Materials 2200647 (2022).
  • 6.
  • N. Yamashita, E. Shigematsu, S. Honda, R. Ohshima, M. Shiraishi and Y. Ando
    "Realization of efficient tuning of the Fermi level in iron-based ferrimagnetic alloys"
    Physical Review Materials 9, 104405 (2022).
  • 5.
  • E. Shigematsu, E. Tamura, R. Ohshima, Y. Ando and M. Shiraishi
    "Full calculation of inter-conversion between charge, spin, and heat current using a common partial differential equation platform"
    Journal of Applied Physics 131, 243903 (2022).
  • 4.
  • L. Leiva, S. Granville, Y. Zhang, S. Dushenko, E. Shigematsu, R. Ohshima, Y. Ando and M. Shiraishi
    "Efficient room temperature magnetization direction detection by means of the enhanced anomalous Nernst effect in a Weyl ferromagnet"
    Physical Review Materials 6, 064201 (2022).
  • 3.
  • Motomi Aoki, Ei Shigematsu, Ryo Ohshima, Teruya Shinjo, Masashi Shiraishi, and Yuichiro Ando
    "Current-induced out-of-plane torques in a single permalloy layer with lateral structural asymmetry"
    Physical Review B 105, 144407 (2022).
  • 2.
  • S. Mae, R. Ohshima, E. Shigematsu, Y. Ando, T. Shinjo and M. Shiraishi
    "Influence of adjacent metal films on magnon propagation in Y3Fe5O12"
    Physical Review B 105, 104415 (2022).
  • 1.
  • S. Gupta, R. Ohshima, Y. Ando, T. Endo, Y. Miyata and M. Shiraishi
    "Electrical transport properties of atomically thin WSe2 using perpendicular magnetic anisotropy metal contacts"
    Applied Physics Letters 120, 013102 (2022).

    • 2021

  • 9.
  • R. Ohshima#, Y. Kohsaka#, Y. Ando, T. Shinjo and M. Shiraishi (#co-author)
    "Modulation of spin-torque ferromagnetic resonance with a nanometer-thick platinum by ionic gating"
    Scientific Reports 11, 21779 (2021).
  • 8.
  • M. Aoki, E. Shigematsu, R. Ohshima, T. Shinjo, M. Shiraishi and Y. Ando
    "Coexistence of low-frequency spin-torque ferromagnetic resonance and unidirectional spin Hall magnetoresistance"
    Physical Review B 104, 094401 (2021).
  • 7.
  • K. Ohnishi, S. Gupta, S. Kasahara, Y. Kasahara, Y. Matsuda, E. Shigematsu, R. Ohshima, Y. Ando and M. Shiraishi
    "Observation of a superconducting state of a topological superconductor candidate FeTe0.6Se0.4 equipping ferromagnetic electrodes with perpendicular magnetic anisotropy"
    Applied Physics Express 14, 093002 (2021).
  • 6.
  • S. Lee, H. Koike, M. Goto, S. Miwa, Y. Suzuki, N. Yamashita, R. Ohshima, E. Shigematsu, Y. Ando and M. Shiraishi
    "Synthetic Rashba spin-orbit system using a silicon metal-oxide semiconductor"
    Nature Material 20, 1228 (2021).
  • 5.
  • N. Yamashita, S. Lee, R. Ohshima, E. Shigematsu, H. Koike, Y. Suzuki, S. Miwa, M. Goto, Y. Ando and M. Shiraishi
    "Investigation of the thermal tolerance of silicon-based lateral spin valves"
    Scientific Reports 11, 10583 (2021).
  • 4.
  • E. Shigematsu, L. Liensberger, M, Weiler, R. Ohshima, Y. Ando, T. Shinjo, H. Huebl and M. Shiraishi
    "Spin to charge conversion in Si/Cu/ferromagnet systems investigated by ac inductive measurements"
    Physical Review B 103, 094430 (2021).
  • 3.
  • S. Gupta, F. Rortais, R. Ohshima, Y. Ando, T. Endo, Y. Miyata and M. Shiraishi
    "Approaching barrier-free contacts to monolayer MoS2 employing [Co/Pt] multilayer electrodes"
    NPG Asia Materials 13, 13 (2021).
  • 2.
  • M. Aoki, E. Shigematsu, M. Masayuki, R. Ohshima, S. Honda, T. Shinjo, M. Shiraishi and Y. Ando
    "Enhancement of low-frequency spin-orbit-torque ferromagnetic resonance signals by frequency tuning observed in Pt/Py, Pt/Co, and Pt/Fe bilayers"
    AIP Advances 11, 025206 (2021).
  • 1.
  • L. Leiva, S. Granville, Y. Zhang, S. Dushenko, E. Shigematsu, T. Shinjo, R. Ohshima, Y. Ando and M. Shiraishi
    "Giant spin Hall angle in the Heusler alloy Weyl ferromagnet Co2MnGa"
    Physical Reivew B (Letter) 103, L041114 (2021).

    • 2020

  • 9.
  • M. Aoki, E. Shigematsu, M. Matsushima, R. Ohshima, S. Honda, T. Shinjo, M. Shiraishi and Y. Ando
    "In-plane spin-orbit torque magnetization switching and its detection using the spin rectification effect at sub-GHz frequencies",
    Physical Review B 102, 174442 (2020).
  • 8.
  • Shugo Yoshii, Ryo Ohshima, Yuichiro Ando, Teruya Shinjo and Masashi Shiraishi
    "Detection of ferromagnetic resonance from 1 nm-thick Co",
    Scientific Reports 10, 15764 (2020).
  • 7.
  • N. Yamashita, S. Lee, R. Ohshima, E. Shigematsu, H. Koike, Y. Suzuki, S. Miwa, M. Goto, Y. Ando and M. Shiraishi
    "Enhancement of spin signals by thermal annealing in silicon-based lateral spin valves",
    AIP Advances 10, 095021 (2020).
  • 6.
  • Shin-ichiro Yoshitake, Ryo Ohshima, Teruya Shinjo, Yuichiro Ando and Masashi Shiraishi
    "Modulation of spin conversion in a 1.5 nm-thick Pd film by ionic gating",
    Applied Physics Letters 117, 092406 (2020).
  • 5.
  • M. Matsushima, S. Miwa, S. Sakamoto, T. Shinjo, R. Ohshima, Y. Ando, Y. Fuseya and M. Shiraishi
    "Sizable spin-transfer torque in Bi/Ni80Fe20 bilayer film",
    Applied Physics Letters 117, 042407 (2020).
  • 4.
  • H. Koike, S. Lee, R. Ohshima, E. Shigematsu, M. Goto, S. Miwa, Y.Suzuki, T. Sasaki, Y. Ando and M. Shiraishi
    "Over 1% magnetoresistance ratio at room temperature in non-degenerate silicon-based lateral spin valves",
    Applied Physics Experess 13, 083002 (2020).
  • 3.
  • Kenjiro Matsuki, Ryo Ohshima, Livio Leiva, Yuichiro Ando, Teruya Shinjo, Toshiyuki Tsuchiya and Masashi Shiraishi
    "Spin transport in a lateral spin valve with a suspended Cu channel",
    Scientific Reports 10, 10699 (2020).
  • 2.
  • R. Ishihara, Y. Ando, S. Lee, R. Ohshima, M. Goto, S. Miwa, Y. Suzuki, H. Koike and M. Shiraishi
    "Gate-Tunable Spin xor Operation in a Silicon-Based Device at Room Temperature",
    Physycal Review Applied 13, 044010 (2020).
  • 1.
  • S. Lee, F. Rortais, R. Ohshima, Y. Ando, M. Goto, S. Miwa, Y. Suzuki, H. Koike and M. Shiraishi
    "Investigation of gating effect in Si spin MOSFET",
    Applied Physics Letters 116, 022403 (2020).

    • 2019

  • 5.
  • R. Ishihara, S. Lee, Y. Ando, R. Ohshima, M. Goto, S. Miwa, Y. Suzuki, H. Koike and M. Shiraishi
    "Stability of spin XOR gate operation in silicon based lateral spin device with large variations in spin transport parameter",
    AIP Advances 9, 125326 (2019).
  • 4.
  • S. Dushenko, Y. Ando, T. Shinjo and M. Shiraishi
    "Ferromagnetic resonance imbalance at high microwave power: Effect on the Gilbert damping parameter",
    Journal of Applied Physics 126, 203904 (2019).
  • 3.
  • S. Gupta, F. Rortais, R. Ohshima, Y. Ando, T. Endo, Y Miyata, and M. Shiraishi
    "Monolayer MoS2 field effect transistor with low Schottky barrier height with ferromagnetic metal contacts",
    Scientific Reports 9, 17032 (2019).
  • 2.
  • E. Shigematsu, Ryo Ohshima, Yuichiro Ando, Teruya Shinjo, Tsunenobu Kimoto, and Masashi Shiraishi
    "Spin transport in n-type 3C-SiC observed in a lateral spin-pumping device",
    Solid State Communications 305, 113754 (2020).
  • 1.
  • S. Lee, F. Rortais, R. Ohshima, Y. Ando, Y. Suzuki, S. Miwa, H. Koike and M. Shiraishi
    "Quantitative and systematic analyses of bias dependence of spin accumulation voltage in a nondegenerate Si-based spin valve",
    Physicsl Review B 99, 064408 (2019).

    • 2018

  • 4.
  • F. Rortais, S. Lee, S. Dushenko, R. Ohshima, Y. Ando and M. Shiraishi
    "Spin-Orbit Coupling Induced by Bismuth Doping in Silicon Thin Films",
    Applied Physics Letters 113,122408(2018).
  • 3.
  • S. Dushenko#, M. Hokazono#, K. Nakamura, Y. Ando, T. Shinjo and M. Shiraishi(#Co-author)
    "Tunable inverse spin Hall effect in nanometer-thick platinum films by ionic gating",
    Nature Communications 9,3118(2018).
  • 2.
  • Ei Shigematsu, Yuichiro Ando, Sergey Dushenko, Teruya Shinjo, and Masashi Shiraishi
    "Spin-wave-induced lateral temperature gradient in a YIG thin film/GGG system excited in an ESR cavity",
    Appl. Phys. Lett 112,212401 (2018).
  • 1.
  • Naoto Yamashita, Yuichiro Ando, Hayato Koike,Shinji Miwa, Yoshishige Suzuki, and Masashi Shiraishi
    "Thermally Generated Spin Signals in a Nondegenerate Silicon Spin Valve",
    Physical Review Applied 9,054002(2018).

    • 2017

  • 6.
  • Y. Otani, M. Shiraishi, A. Oiwa, E. Saitoh and M. Murakami
    "Spin conversion on the nanoscale",
    Nature Physics DOI: 10.1038/NPHYS4192.
  • 5.
  • R. Ohshima, S. Klingler, S. Dushenko, Y. Ando, M. Weiler, H. Huebl, T. Shinjo, S. Goennenwein and M. Shiraishi
    "Spin injection into silicon detected by broadband ferromagnetic resonance spectroscopy",
    Applied Physics Leters 110, 182402 (2017).
  • 4.
  • S. Lee, N. Yamashita, Y. Ando, S. Miwa, Y. Suzuki, H. Koike and M. Shiraishi
    "Investigation of spin scattering mechanism in silicon channel of Fe/MgO/Si lateral spin valves",
    Applied Physics Leters 110,192401(2017)
  • 3.
  • M. Matsushima, Y. Ando, S. Dushenko, R. Ohshima, R. Kumamoto, T. Shinjo and M. Shiraishi
    "Quantitative investigation of the inverse Rashba-Edelstein effect in Bi/Ag and Ag/Bi on YIG",
    Applied Physics Leters 110, 072404 (2017).
  • 2.
  • R. Ohshima, Y. Ando, K. Matsuzaki, T. Susaki, M. Weiler, S. Klingler, H. Huebl, E. Shikoh, T. Shinjo, S.T.B. Goennenwein and M. Shiraishi
    "Strong evidence for d-electron spin transport at room temperature at a LaAlO3/SrTiO3 interface",
    Nature Materials 16,609-614 (2017).
  • 1.
  • Yuichiro Ando and Masashi Shiraishi
    "Spin to Charge Interconversion Phenomena in the Interface and Surface States",
    Journal of the Physical Society of Japan 86,011001(2017).

    • 2016

  • 5.
  • Fan Yang, Subhamoy Ghatak, A. A. Taskin, Kouji Segawa, Yuichiro Ando, Masashi Shiraishi, Yasushi Kanai, Kazuhiko Matsumoto, Achim Rosch, and Yoichi Ando
    "Switching of charge-current-induced spin polarization in the topological insulator BiSbTeSe2",
    Physical Review B 94,075304(2016).
  • 4.
  • T. Tahara, Y. Ando, M. Kameno, H. Koike, T. Tanaka, S. Miwa, Y. Suzuki,T. Sasaki, T. Oikawa and M. Shiraishi
    "Observation of large spin accumulation voltages in non-degenerate Si spin devicesdue to spin drift effect: Experiments and theory",
    Physical Review B 93,214406(2016).
  • 3.
  • H. Emoto, Y. Ando, G. Eguchi, R. Ohshima, E. Shikoh, Y. Fuseya, T. Shinjo and M. Shiraishi
    "Transport and spin conversion of multi-carriers in semimetal bismuth",
    Physical Review B 93,174428(2016).
  • 2.
  • E. Shigematsu, Y. Ando, R. Ohshima, S. Dushenko, Y. Higuchi,T. Shinjo, H.J. von Bardeleben and M. Shiraishi
    "Significant reduction in spin pumping efficiency in a platinum/yttriumiron garnetbilayer at low temperature",
    Applied PhysicsExpress 9,053002(2016)
  • 1.
  • S. Dushenko, H. Ago, K. Kawahara, T. Tsuda, S. Kuwabata, T. Takenobu, T. Shinjo, Y. Ando and M. Shiraishi
    "Gate-tunable spin-charge conversion and a role of spin-orbit interaction in graphene",
    Physical Review Letters 116,166102(2016)

    • 2015

  • 7.
  • Takayuki Tahara, Hayato Koike, Makoto Kameno, Tomoyuki Sasaki, Yuichiro Ando, Kazuhito Tanaka, Shinji Miwa, Yoshishige Suzuki,Masashi Shiraishi
    "Room-temperature operation of Si spin MOSFET with high on/offspin signal ratio",
    Appl. Phys. Express 8,113004(2015)
  • 6.
  • R. Ohshima, H. Emoto, T. Shinjo, Y. Ando and M. Shiraishi,
    "Temperature evolution of electromotive force from Pt on yttrium-iron-garnet under ferromagnetic resonance",
    J. Appl. Phys. 117, 17D136 (2015).
  • 5.
  • S. Dushenko, Y. Higuchi, Y. Ando, T. Shinjo & M. Shiraishi,
    "Ferromagnetic resonance and spin pumping efficiency for inverse spin-Hall effect normalization in Yttrium-Iron-Garnet-based systems",
    Appl. Phys. Express 8, 103002 (2015).
  • 4.
  • G. Eguchi, K. Kuroda, K. Shirai, Y. Ando, T. Shinjo, A. Kimura and M. Shiraishi,
    "Precise determination of two-carrier transport properties in the topological insulator TlBiSe2",
    Phys. Rev. B 91, 235117 (2015).
  • 3.
  • Kenta Kuroda, Gaku Eguchi, Kaito Shirai, Masashi Shiraishi, Mao Ye, Koji Miyamoto, Taichi Okuda, Shigenori Ueda, Masashi Arita, Hirofumi Namatame, Masaki Taniguchi, Yoshifumi Ueda, and Akio Kimura,
    "Tunable spin current due to bulk insulating property in the topological insulator Tl1-xBi1+xSe2-δ",
    Phys. Rev. B 91, 205306 (2015).
  • 2.
  • S. Dushenko, M. Koike, Y. Ando, T. Shinjo, M. Myronov, M. Shiraishi
    "Experimental demonstration of room-temperature spin transport in n-type germanium epilayers",
    Phys. Rev. Lett 114, 196602 (2015).
  • 1.
  • A. Yamamoto, Y. Ando, T. Shinjo T. Uemura and M. Shiraishi,
    "Spin transport and spin conversion in compound semiconductors with non-negligible spin-orbit interaction",
    Phys. Rev. B 91, 024417 (2015).

    •  

    2014

  • 8.
  • G. Eguchi, K. Kuroda, K. Shirai, A. Kimura and M. Shiraishi,
    "Surface Shubnikov-de Haas oscillations and nonzero Berry phases of the topological hole conduction in Tl1-xBi1+xSe2",
    Phys. Rev. B 90, 201307(R) (2014).
  • 7.
  • Y. Ando, T. Hamasaki, T. Kurokawa, F. Yang, M. Novak, S. Sasaki, K. Segawa, Yo. Ando and M. Shiraishi,
    "Electrical Detection of the Spin Polarization Due to Charge Flow in the Surface State of the Topological Insulator Bi1.5Sb0.5Te1.7Se1.3",
    Nano Lett. 14, 6226 (2014).
  • 6.
  • T. Sasaki, Y. Ando, M. Kameno, T. Tahara, H. Koike, T. Oikawa, T. Suzuki and M. Shiraishi,
    "Spin transport in non-degenerate Si with a spin MOSFET structure at room temperature",
    Phys. Rev. Applied 2, 034005 (2014).
  • 5.
  • R. Ohshima, A. Sakai, Y. Ando, T. Shinjo, K. Kawahara, H. Ago and M. Shiraishi,
    "Observation of spin-charge conversion in CVD grown single-layer graphene",
    Appl. Phys. Lett. 105, 162410 (2014).
  • 4.
  • A. Tsukahara, Y. Ando, Y. Kitamura, H. Emoto, E. Shioh, M.P. Delmo, T. Shinjo and M. Shiraishi,
    "Self-induced inverse spin Hall effect in permalloy at room temperature",
    Phys. Rev. B 89, 235317 (2014)..
  • 3.
  • Makoto Kameno, Yuichiro Ando, Teruya Shinjo, Hayato Koike, Tomoyuki Sasaki, Tohru Oikawa, Toshio Suzuki and Masashi Shiraishi,
    "Spin Drift in Highly-doped n-type Si",
    Applied Physics Letters 104, 092409 (2014).
  • 2.
  • Tomoyuki Sasaki, Toshio Suzuki, Yuichiro Ando, Hayato Koike, Tohru Oikawa, Yoshishige Suzuki, and Masashi Shiraishi,
    "Local magnetoresistance in Fe/MgO/Si lateral spin valve at room temperature",
    Applied Physics Letters 104, 052404, pages 1-4, (2014).
  • 1.
  • H. Emoto, Y. Ando, E. Shikoh, Y. Fuseya, T. Shinjo, and M. Shiraishi,
    "Conversion of pure spin current to charge current in amorphous bismuth",
    Journal of Applied Physics 115, 17C507, pages 1-3, (2014).

    •  

    2013

  • 2.
  • Y. Ando, K. Ichiba, S. Yamada, E. Shikoh, T. Shinjo, K. Hamaya, and M. Shiraishi,
    "Giant enhancement of spin pumping efficiency from Fe3Si ferromagnet",
    Physical Review B 88, 140406(R).
  • 1.
  • Zhenyao Tang, Yuta Kitamura, Eiji Shikoh, Yuichiro Ando, Teruya Shinjo, and Masashi Shiraishi,
    "Temperature Dependence of the Spin Hall Angle of Palladium",
    Applied Physics Express 6, 083001, pages 1-3, (2013).

 

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