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論文発表

年度

2022 / 2021 / 2020 / 2019 / 2018 / 2017 / 2016 / 2015 / 2014 / 2013 / 2012 / 2011 / 2010 / 2009 / 2008 / 2007 / 2006 / 2005 / 2004 / 2003 / 2002

カテゴリー

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2022

  1. ●● Y. Hwang, J. Puebla, K. Kondou, & Y. Otani, 
    Voltage signals caused by surface acoustic wave driven ferromagnetic resonance under out-of-plane external fields, 
    Adv. Mater. Interfaces 2022, 2201432 (2022).

  2. ● T. Yokouchi, S. Sugimoto, B. Rana, S. Seki, N. Ogawa, Y. Shiomi, S. Kasai, & Y. Otani,
    "Pattern recognition with neuromorphic computing using magnetic field–induced dynamics of skyrmions",
    Sci. Adv.     8,  abq5652 (2022).

  3. ● H. Isshiki, Z. Zhu, H.Mizuno, R.Uesugi, T.Higo, S.Nakatsuji, Y.Otani
    "Determination of spin Hall angle in the Weyl ferromagnet Co2MnGa by taking into account the thermoelectric contributions",
    Phys.Rev.Materials 6, 084411(2022).

  4. ● T. P. Lyons, D. J. Gillard, C. Leblanc, J. Puebla, D. D. Solnyshkov, L. Klompmaker, I. A. Akimov, C. Louca, P. Muduli, A. Genco, M. Bayer, Y. Otani, G. Malpuech, & A. I. Tartakovskii,
    "Giant effective Zeeman splitting in a monolayer semiconductor realized by spin-selective strong light-matter coupling",
    Nature Photonics 16, 632 (2022).

  5. ●● T. Higo, K. Kondou, T. Nomoto, M. Shiga, S. Sakamoto, X. Chen, D. Nishio-Hamane, R. Arita, Y. Otani, S. Miwa, & S. Nakatsuji,
    "Perpendicular full switching of chiral antiferromagnetic order by current",
    Nature 607, 474 (2022).

  6. ● A. Deka, B. Rana, R. Anami, K. Miura, H. Takahashi, Y. Otani, & Y. Fukuma,
    "Electric field induced parametric excitation of exchange magnons in a CoFeB/MgO junction",
    Phys. Rev. Research 4, 023139 (2022).

  7. ●  J. Puebla, Y. Hwang, S. Maekawa, & Y. Otani,
    "Perspectives on spintronics with surface acoustic waves",
    Appl. Phys. Lett.  120, 220502 (2022).

  8. ●● K. Kondou, M. Shiga, S. Sakamoto, H. Inuzuka, A. Nihonyanagi, F. Araoka, M. Kobayashi, S. Miwa, D. Miyajima, & Y. Otani,
    "Chirality-induced magnetoresistance due to thermally driven spin polarization",
    J. Am. Chem. Soc. 144, 7302 (2022).

  9. ● L. Liao, F. Xue, L. Han, J. Kim, R. Zhang, L. Li, J. Liu, X. Kou, C. Song, F. Pan, & Y. Otani, 
    "Efficient orbital torque in poycrystalline ferromagnetic-metal/Ru/Al2O3 stacks:Theory and experiment",
    Phys. Rev. B 105, 104434 (2022).

  10. ●●K. Zhang, L. Chen, Y. Zhang, B. Hong, Y. He, K. Lin, Zhizhong Zhang, Zhenyi Zheng, X. Feng, Youguang Zhang, Y. Otani, & W. Zhao,
    "Efficient and controllable magnetization switching induced by intermixing-enhanced bulk spin–orbit torque in ferromagnetic multilayers",
    Appl. Phys. Rev. 9, 011407 (2022).

  11. ●K. Yamamoto, M. Xu, J. Puebla, Y. Otani, & S. Maekawa,
    "Interaction between surface acoustic waves and spin waves in a ferromagnetic thin films",
    J. Magn. Magn. Mater. 545, 168672 (2022).

2021

  1. ●H. Mizuno, H. Isshiki, K. Kondou, Y. Zhu, & Y. Otani,
    "Influence of planar Hall effect on the output signal in a T-shaped spin conversion device",
    Appl. Phys. Lett. 119, 092401 (2021).

  2. ●●H. Tsai, T. Higo, K. Kondou, S. Sakamoto, A. Kobayashi, T. Matsuo, S. Miwa, Y. Otani, & S. Nakatsuji,
    "Large Hall signal due to electrical switching of an antiferromagnetic Weyl semimetal state",
    Small Sci. 1, 2000025 (2021).

  3. ●●H. Tsai, T. Higo, K. Kondou, A. Kobayashi, T. Nakano, K. Yakushiji, S. Miwa, Y. Otani, & S. Nakatsuji,
    "Spin-orbit torque switching of the antiferromagnetic state in polycrystalline Mn3Sn/Cu/heavy metal heterostructures",
    AIP Advances 11, 045110 (2021).

  4. ●T. Higo, Y. Li, K. Kondou, D. Qu, M. Ikhlas, R. Uesugi, D. Nishio-Hamane, C. L. Chien, Y. Otani, & S. Nakatsuji,
    "Omnidirectional control of large electrical output in a topological antiferromagnet",
    Adv. Funct. Mater. 2021, 2008971 (2021).

  5. ●S. Sahoo, S. N. Panda, S. Barman, Y. Otani, & A. Barman,
    "Nanochannels for spin-wave manipulation in Ni80Fe20 nanodot arrays",
    J. Magn. Magn. Mater. 522, 167550 (2021).

  6. ●Y. Otani, & T. Higo,
    "Domain structure and domain wall dynamics in topological chiral antiferromagnets from the viewpoint of magnetic octupole",
    Appl. Phys. Lett. 118, 040501 (2021).

  7. ●J. Kim, D Go, H. Tsai, D. Jo, K. Kondou, H-W Lee, & Y. Otani,
    "Nontrivial torque generation by orbital angular momentum injection in ferromagnetic-metal/Cu/Al2O3 trilayers",
    Phys. Rev. B 103, L020407 (2021).

  8. ●F. Chen, X. Ge, W. Luo, R. Xing, S. Liang, X. Yang, L. You, R. Xiong, Y. Otani, & Y. Zhang,
    "Strain-induced Megahertz Oscillation and Stable Velocity of an Antiferromagnetic Domain Wall",
    Phys. Rev. Applied. 15, 014030 (2021).

  9. ●●● K. Kondou, H. Chen, T. Tomita, M. Ikhlas, T. Higo, A. H. MacDonald, S. Nakatsuji, and Y. Otani,　
    "Giant field-like torque by the out-of-plane magnetic spin Hall effect in a topological antiferromagnet"
    Nature Commun. 12, 6491 (2021).

  10. ●●●J. Puebla Y. Hwang K. Kondou Y. Otani
    “Progress in spinconversion and its connection with band crossing”
    Ann. Phys. (Berlin), 2100398 (2021)

2020

  1.  H. Isshiki, P. Muduli, J. Kim, K. Kondou & Y. Otani,
    "Phenomenological model for the direct and inverse Edelstein effects",
    Phys. Rev. B 102, 184411-1~5 (2020).

  2.  S. Miwa, K. Kondou, S. Sakamoto, A. Nihonyanagi, F. Araoka, Y. Otani & D. Miyajima,
    "Chirality-induced effective magnetic field in a phthalocyanine molecule",
    Appl. Phys. Express 13, 113001~4 (2020).

  3.  T. Yokouchi, F. Kagawa, M. Hirschberger, Y. Otani, N. Nagaosa & Y. Tokura,
    "Emergent electromagnetic induction in a helical-spin magnet",
    Nature 586, 232-236 (2020).

  4.  S. Choudhury, A. K. Chaurasiya, A. K. Mondal, B. Rana, K. Miura, H. Takahashi, Y. Otani & A. Barman,
    "Voltage controlled on-demand magnonic nanochannels",
    Sci. Adv. 10, 085020-1~7 (2020).

  5.  Z. Zhu, T. Higo, S. Nakatsuji & Y. Otani,
    "Magnetic and transport properties of amorphous, B2 and L21 Co2MnGa thin films",
    AIP Adv. 10, 085020-1~7 (2020).

  6.  M. Xu, K. Yamamoto, J. Puebla, K. Baumgaertl, B. Rana, K. Miura, H. Takahashi, D. Grundler, S. Maekawa & Y. Otani,
    "Nonreciprocal surface acoustic wave propagation via magneto-rotation coupling",
    Sci. Adv. 6, 1724-1~4 (2020).

  7.  B. Rana, K. Miura, H. Takahashi & Y. Otani,
    "Underlayer material dependent symmetric and asymmetric behavior of voltage-controlled magnetic anisotropy in CoFeB films",
    J. Phys. Condens. Matter 32, 414002-1~8 (2020).

  8.  B. Rana, C. Akosa, K. Miura, H. Takahashi, G. Tatara & Y. Otani,
    "Nonlinear control of damping constant by electric field in ultrathin ferromagnetic films",
    Phys. Rev. Applied. 14, 014037-1~14 (2020).

  9.  Y. Hwang, J. Puebla, M. Xu, A. Lagarrigue, K. Kondou & Y. Otani,
    "Enhancement of acoustic spin pumping by acoustic distributed Bragg reflector cavity",
    Appl. Phys. Lett. 116, 252404-1~4 (2020).

  10.  S. Sugimoto, Y. Nakatani, Y. Yamane, M. Ikhlas, K. Kondou, M. Kimata, T. Tomita, S. Nakatsuji & Y. Otani,
    "Electrical nucleation, displacement, and detection of antiferromagnetic domain walls in the chiral antiferromagnet Mn3Sn",
    Commun. Phys. 3, 111-1~9 (2020).

  11.  J. Puebla, J. Kim, K. Kondou & Y. Otani,
    "Spintronic devices for energy-efficient data storage and energy harvesting",
    Commun. Mater. 1, 24-1~9 (2020).

  12.  A. Deka, B. Rana, R. Anami, K. Miura, H. Takahashi, Y. Otani & Y. Fukuma,
    "Electric-field control of interfacial in-plane magnetic anisotropy in CoFeB/MgO junctions",
    Phys. Rev. B 101, 174405-1~8 (2020).

  13.  J. Puebla, M. Xu, B. Rana, K. Yamamoto, S. Maekawa & Y. Otani,
    "Acoustic ferromagnetic resonance and spin pumping induced by surface acoustic waves",
    J. Phys. D: Appl. Phys. 53, 264002-1~7 (2020).

  14.  H. Tsai, T. Higo, K. Kondou, T. Nomoto, A. Sakai, A. Kobayashi, T. Nakano, K. Yakushiji, R. Arita, S. Miwa, Y. Otani & S. Nakatsuji,
    "Electrical manipulation of a topological antiferromagnetic state",
    Nature 580, 608-613 (2020).

  15.  M. Wu, H. Isshiki, T. Chen, T. Higo, S. Nakatsuji & Y. Otani,
    "Magneto-optical Kerr effect in a non-collinear antiferromagnet Mn3Ge",
    Appl. Phys. Lett. 116, 132408-1~4 (2020).

  16.  T. Yokouchi, S. Sugimoto, B. Rana, S. Seki, N. Ogawa, S. Kasai & Y. Otani,
    "Creation of magnetic skyrmions by surface acoustic waves",
    Nat. Nanotechnol. 15, 361-366 (2020).

  17.  H. Kim, S. Karube , J. Borge, J. Kim , K. Kondou & Y. Otani,
    "Evidence for spin swapping from modulation of transverse resistance in magnetic heterostructures with Rashba interface",
    Appl. Phys. Lett. 116, 122403-1~4 (2020).

  18.  H. Narita, T. Higo, M. Ikhlas, S. Nakatsuji & Y. Otani,
    "Effect of sample size on anomalous Nernst effect in chiral antiferromagnetic Mn3Sn devices",
    Appl. Phys. Lett. 116, 072404-1~4 (2020).

  19.  J. R. Massey, K. Matsumoto, M. Strungaru, R. C. Temple, T. Higo, K. Kondou, R. F. L. Evans, G. Burnell, R. W. Chantrell, Y. Otani & C. H. Marrows,
    "Phase boundary exchange coupling in the mixed magnetic phase regime of a Pd-doped FeRh epilayer",
    Phys. Rev. Materials 4, 024403-1~11 (2020).

  20.  K. Adhikari, S. Sahoo, A. K. Mondal, Y. Otani & A. Barman,
    "Large nonlinear ferromagnetic resonance shift and strong magnon-magnon coupling in Ni80Fe20 nanocross array",
    Phys. Rev. B 101, 054406-1~6 (2020).

  21.  A. Kobayashi, T. Higo, S. Nakatsuji & Y. Otani,
    "Structural and magnetic properties of Mn3Ge films with Pt and Ru seed layers",
    AIP Adv. 10, 015225-1~6 (2020).

  22.  S. Seki, M. Garst, J. Waizner, R. Takagi, N. D. Khanh, Y. Okamura, K. Kondou, F. Kagawa, Y. Otani & Y. Tokura,
    "Propagation dynamics of spin excitations along skyrmion strings",
    Nat. Commun. 11, 256-1~7 (2020).

2019

  1.  J. M. Flores-Camacho, J. Puebla, F. Auvray, A. Lastras-Mart匤ez, Y. Otani & R. E. Balderas-Navarro,
    "Two-dimensional electron gas in a metal/amorphous oxide interface with spin-orbit interaction",
    Phys. Rev. B 100, 235449-1~11 (2019).

  2.  B. Rana, S. Choudhury, K. Miura, H. Takahashi, A. Barman & Y. Otani,
    "Electric field control of spin waves in ultrathin CoFeB films",
    Phys. Rev. B 100, 224412-1~9 (2019).

  3.  H. Tsai, K. Kondou & Y. Otani,
    "Enhanced spin-to-charge current conversion at metal/oxide interfaces by lowering the temperature",
    Jpn. J. Appl. Phys. 58, 110907-1~4 (2019).

  4.  H. Isshiki, K. Kondou, S. Takizawa, K. Shimose, T. Kawabe, E. Minamitani, N. Yamaguchi, F. Ishii, A. Shiotari, Y. Sugimoto, S. Miwa & Y. Otani,
    "Realization of Spin-dependent Functionality by Covering a Metal Surface with a Single Layer of Molecules",
    Nano. Lett. 19, 7119-7123 (2019).

  5.  B. Rana & Y. Otani
    "Towards magnonic devices based on voltage-controlled magnetic anisotropy",
    Communications Physics 2, 90-1~12 (2019).

  6.  P. K. Muduli, T. Higo, T. Nishikawa, D. Qu, H. Isshiki, K. Kondou, D. Nishio-Hamane, S. Nakatsuji & Y. Otani
    "Evaluation of spin diffusion length and spin Hall angle of the antiferromagnetic Weyl semimetal Mn3Sn",
    Phys. Rev. B 99, 184425-1~9 (2019).

  7.  J. Puebla, F. Auvray, N. Yamaguchi, M. Xu, S-Z. Bisri, Y. Iwasa, F. Ishii & Y. Otani
    "Photoinduced Rashba spin-to-charge conversion via an interfacial unoccupied state",
    Phys. Rev. Lett. 122, 256401-~5 (2019).

  8.  M. Kimata, H. Chen, K. Kondou, S. Sugimoto, P-K. Muduli, M. Ikhlas, Y. Omori, T. Tomita, A-H. MacDonald, S. Nakatsuji & Y. Otani
    "Magnetic and magnetic inverse spin Hall effects in a non-collinear antiferromagnet",
    Nature 565, 627-630 (2019).

  9.  Y. Omori, E. Sagasta, Y. Niimi, M. Gradhand, L-E. Hueso, F. Casanova & Y. Otani,
    "Relation between spin Hall effect and anomalous Hall effect in 3d ferromagnetic metals",
    Phys. Rev. B 99, 014403-1~6 (2019).

2018

  1.  T. Higo, D. Qu, Y.Li, C. L. Chien, Y. Otani & S. Nakatsuji,
    "Anomalous Hall effect in thin films of the Weyl antiferromagnet Mn3Sn",
    Appl. Phys. Lett. 113, 242402-1~4 (2018). "Featured Articles"

  2.  S. Choudhury, S. Majumder, S. Barman, Y. Otani & A. Barman,
    "Active control of mode crossover and mode hopping of spin waves in a ferromagnetic antidot lattice",
    Phys. Rev. Appl. 10, 064044-1~9 (2018).

  3.  K. Adhikari, S. Barman, R. Mandal, Y. Otani & A. Barman,
    "Tunable angle-dependent magnetization dynamics in Ni80Fe20 nanocross structures of varying size",
    Phys. Rev. Appl. 10, 044010-1~9 (2018).

  4.  E. Sagasta, Y. Omori, S. Vélez, R. Llopis, C. Tollan, A. Chuvilin, L-E. Hueso, M. Gradhand, Y. Otani & F. Casanova,
    "Unveiling the mechanisms of the spin Hall effect in Ta",
    Phys. Rev. B 98, 060410(R)-1~7 (2018).

  5.  S. Takizawa, K. Kondou, H. Isshiki, K. Shimose, T. Kawabe, S. Miwa & Y. Otani,
    "Spin relaxation enhanced by decorating Cu surfaces with lead (II) phthalocyanine molecules",
    IEEE Transactions on Magnetics 54, 4100304-1~4 (2018).

  6.  K. Matsumoto, M. Kimata, K. Kondou, R. C. Temple, C. H. Marrows & Y. Otani,
    "Magnetothermodynamic properties and anomalous magnetic phase transition in FeRh nanowires",
    IEEE Transactions on Magnetics 54, 23009041~5 (2018).

  7.  K. Kondou, H. Tsai, H. Isshiki & Y. Otani,
    "Efficient spin current generation and suppression of magnetic damping due to fast spin ejection from nonmagnetic metal/indium-tin-oxide interfaces",
    APL Materials 6, 101105-1~8 (2018).

  8.  D. Qu, T. Higo, T. Nishikawa, K. Matsumoto, K. Kondou, D. Nishio-Hamane, R. Ishii, P. K. Muduli, Y. Otani & S. Nakatsuji,
    "Large enhancement of the spin Hall effect in Mn metal by Sn doping",
    PHYSICAL REVIEW MATERIALS 2, 102001(R)-1~7 (2018).

  9.  P. K. Muduli, M. Kimata, Y. Omori, T. Wakamura, S. P. Dash & Y. Otani,
    "Detection of interfacial exchange field at the ferromagnetic insulator-nonmagnetic metal interface with pure spin-current",
    Phys. Rev. B 98, 024416-1~9 (2018).

  10.  F. Auvray, J. Puebla, M. Xu,B. Rana, D. Hashizume, & Y. Otani,
    "Spin accumulation at nonmagnetic interface induced by direct Rashba-Edelstein effect",
    J. Materials Science : Materials in Electronics 29, 15564-15670 (2018).

  11.  S. Hirayama, S. Mitani, Y. Otani, & S. Kasai,
    "Direct current modulation of spin-Hall-induced spin torque ferromagnetic resonance in platinum/permalloy bilayer thin films",
    Jpn. J. Appl. Phys 57, 060301-1~4 (2018).

  12.  S. Mondal, S. Barman, S. Choudhury, Y. Otani, & A. Barman,
    "Influence of anisotropic dipolar interaction on the spin dynamics of Ni80Fe20 nanodot arrays arranged in honeycomb and octagonal lattices",
    J. Magn. Magn. Mater. 458, 95-104 (2018).

  13.  A. De, S. Mondal, S. Sahoo, S. Barman, Y. Otani, R. K. Mitra, & A. Barman,
    "Field-controlled ultrafast magnetization dynamics in two-dimensional nanoscale ferromagnetic antidot arrays",
    Beilstein J. Nanotechnol. 9, 1123-1134 (2018).

  14.  W. Han, Y. Otani & S. Maekawa,
    "Quantum materials for spin and charge conversion",
    npj Quantum Materials 3, 27-1~16 (2018).

  15.  M. Xu, J. Puebla, F. Auvray, B. Rana, K. Kondou & Y. Otani,
    "Inverse Edelstein effect induced by magnon-phonon coupling",
    Phys. Rev. B 97, 180301(R)-1~4 (2018).

  16.  H. Tsai, S. Karube, K. Kondou, N. Yamaguchi, F. Ishii & Y. Otani,
    "Clear variation of spin splitting by changing electron distribution at non-magnetic metal/Bi2O3 interfaces",
    Scientific Reports 8, 5564-1~8 (2018).

  17.  T. Kurihara, H. Watanabe, M. Nakajima, S. Karube, K. Oto, Y. Otani & T. Suemoto,
    "Macroscopic magnetization control by symmetry breaking of photoinduced spin reorientation with intense terahertz magnetic near field",
    Phys. Rev. Lett. 120, 107202-1~6 (2018).

  18.  B. Rana & Y. Otani,
    "Voltage-controlled reconfigurable spin-wave nanochannels and logic devices",
    Phys. Rev. Appl. 9, 014033-1~15 (2018).

  19.  S. Hirayama, S. Mitani, Y. Otani & S. Kasai,
    "Anomalous modulation of spin torque-induced ferromagnetic resonance caused by direct currents in permalloy/platinum bilayer thin films",
    Appl. Phys. Exp. 11, 013002-1~4 (2018).

2017

  1.  H. Narita, M. Ikhlas, M. Kimata, AA. Nugroho, S. Nakatsuji & Y. Otani
    "Anomalous Nernst effect in a microfabricated thermoelectric element made of chiral antiferromagnet Mn3Sn ",
    Appl. Phys. Lett. 111, 202404-1~5 (2017).

  2.  J. Kim, Y-T. Chen, S. Karube, S. Takahashi, K. Kondou, G. Tatara & Y. Otani,
    "Evaluation of bulk-interface contributions to Edelstein magnetoresistance at metal/oxide interfaces",
    Phys. Rev. B 96, 140409(R)-1~6 (2017).

  3.  S, Choudhury, S, Barman, Y. Otani & A. Barman,
    "Efficient modulation of spin waves in two-dimensional octagonal magnonic crystal",
    ACS Nano 11, 8814-8821 (2017).

  4.  A. De, S. Mondal, C. Banerjee, A. K. Chaurasiya, R. Mandal, Y. Otani, R. K. Mitra & A. Barman,
    "Investigation of magnetization dynamics in 2D Ni80Fe20 diatomic nanodot arrays",
    J. Phys. D: Appl. Phys. 50, 385002-1~11 (2017).

  5.  E. Sagasta, Y. Omori, M. Isasa, Y. Otani, L.E. Hueso & F. Casanova
    "Spin diffusion length of Permalloy using spin absorption in lateral spin valves",
    Appl. Phys. Lett. 111, 082407-1~4 (2017).

  6.  K. Yasuda, A. Tsukazaki, R. Yoshimi, K. Kondou, K.S. Takahashi, Y. Otani, M. Kawasaki & Y. Tokura
    "Current-nonlinear Hall effect and spin-orbit torque magnetization switching in a magnetic topological insulator",
    Phys. Rev. Lett. 119, 137204-1~5 (2017).

  7.  O. Del Pozo-Zamudio, J. Puebla, A. Krysa, R. Toro, A. M. Sanchez, R. Beanland, A. I. Tartakovskii, M. S. Skolnick & E. A. Chekhovich,
    "Metalorganic vapor phase epitaxy growth, transmission electron microscopy, and magneto-optical spectroscopy of individual InAsxP1?x/Ga0.5In0.5P quantum dots",
    Phys. Rev. Mat. 1, 034605-1~9 (2017).

  8.  J. Puebla, F. Auvray, M. Xu, B. Rana, A. Albouy, H. Tsai, K. Kondou, G. Tatara & Y. Otani,
    "Direct optical observation of spin accumulation at nonmagnetic metal/oxide interface (Editor's pick)",
    Appl. Phys. Lett. 111, 092402-1~4 (2017). Animation on APL facebook,     RIKEN youtube channel

  9.  M. Ikhlas, T. Tomita, T. Koretsune, M-T Suzuki, D. Nishio-Hamane, R. Arita, Y. Otani & S. Nakatsuji,
    "Large anomalous Nernst effect at room temperature in a chiral antiferromagnet",
    Nature Physics 13, 1085-1091 (2017)

  10.  B. Rana, Y. Fukuma, K. Miura, H. Takahashi & Y. Otani,
    "Excitation of coherent propagating spin waves in ultrathin CoFeB film by voltage-controlled magnetic anisotropy",
    Appl. Phys. Lett. 111, 052404-1~5 (2017).

  11.  Y. Otani, M. Shiraishi, A. Oiwa, E. Saitoh & S. Murakami,
    "Spin conversion on the nanoscale",
    Nature Physics 13, 829-832 (2017).

  12.  B. Rana, Y. Fukuma, K. Miura, H. Takahashi, & Y. Otani,
    "Effect of excitation power on voltage induced local magnetization dynamics in an ultrathin CoFeB film",
    Scientific Reports 7, 2318-1~9 (2017).

  13.  近藤 浩太, 軽部 修太郎, 大谷 義近
    "表面・界面を利用してスピン流を作る", (解説)
    日本物理学会誌 72, 320~327 (2017).

  14.  K. Adhikari, S. Choudhury, R. Mandal, S. Barman, Y. Otani & A. Barman,
    "Bias field tunable magnetic configuration and magnetization dynamics in Ni80Fe20 nano-cross structures with varying arm length",
    J. Appl. Phys. 121, 043909-1~5 (2017).

  15.  N. Hasegawa, K. Kondou, M. Kimata, & Y. Otani,
    "Spin pumping due to spin waves in magnetic vortex structure",
    Appl. Phys. Exp. 10, 053002-1~3 (2017).

  16.  K. Miura, S. Yabuuchi, M. Yamada, M. Ichimura, B. Rana, S. Ogawa, H. Takahashi, Y. Fukuma & Y. Otani
    "Voltage-induced magnetization dynamics in CoFeB/MgO/CoFeB magnetic tunnel junctions",
    Scientific Reports 7, 42511-1~8 (2017).

  17.  近藤 浩太, 大谷 義近
    "スピントロニクス実験のコツ -スピン流の計測- ",
    応用物理 86, 139~143 (2017).

  18.  S. Gupta, R. Medwal, D. Kodama, K. Kondou, Y. Otani & Y. Fukuma,
    "Important role of magnetization precession angle measurement in inverse spin Hall effect induced by spin pumping",
    Appl. Phys. Lett. 110, 022404-1~5 (2017).

  19.  K. Mukaiyama, S. Kasai, Y. K. Takahashi, K. Kondou, Y. Otani, S. Mitani & K. Hono,
    "High output voltage of magnetic tunnel junctions with a Cu(In0.8Ga0.2)Se2 semiconducting barrier with a low resistance-area product",
    Appl. Phys. Exp. 10, 013008-1~3 (2017).

2016

  1. S. Mondal, S. Choudhury, S. Barman, Y. Otani & A. Barman,
    "Transition from strongly collective to completely isolated ultrafast magnetization dynamics in two-dimensional hexagonal arrays of nanodots with varying inter-dot separation",
    RSC Advances 6, 110393-110399 (2016).

  2.  S. Choudhury, S. Saha, R. Mandal, S. Barman, Y. Otani, and A. Barman,
    "Shape-and Interface-induced control of spin dynamics of two-dimensional bicomponent magnonic crystals",
    ACS Appl. Mat. Interfaces 8, 18339-18346 (2016).

  3.  E. Sagasta, Y. Omori, M. Isasa, M. Gradhand, L. E. Hueso, Y. Niimi, Y. Otani, and F. Casanova,
    "Tuning the spin Hall effect of Pt from the moderately dirty to the superclean regime",
    Phys. Rev. B 94, 060412(R)-1~6 (2016).

  4.  K. Kondou, R. Yoshimi, A. Tsukazaki, Y. Fukuma, J. Matsuno, K. S. Takahashi, M. Kawasaki, Y. Tokura, and Y. Otani,
    "Fermi-level-dependent charge-to-spin current conversion by Dirac surface states of topological insulators",
    Nature Physics12, 1027-1031 (2016).

  5.  S. Kasai, Y. K. Takahashi, P.-H. Cheng, Ikhtiar, T. Ohkubo, K. Kondou, Y. Otani, S. Mitani, and K. Hono,
    "Large magnetoresistance in Heusler-alloy-based epitaxial magnetic junctions with semiconducting Cu(In0.8Ga0.2)Se2 spacer",
    Appl. Phys. Lett. 109, 032409-1~4 (2016).

  6.  O. Stejskala, J. Hamrle, J. Pistora, and Y. Otani,
    "Optimization of spin injection and spin detection in lateral nanostructures by geometrical means",
    J. Magn. Magn. Mater. 414, 132~143 (2016).

  7.  S. Seki, Y. Okamura, K. Kondou, K. Shibata, M. Kubota, R. Takagi, F. Kagawa, M. Kawasaki, G. Tatara, Y. Otani, and Y. Tokura,
    "Magnetochiral nonreciprocity of volume spin wave propagation in chiral-lattice ferromagnets",
    Phys. Rev. B 93, 235131-1~9 (2016).

  8.  A. Yagmur, S. Karube, K. Uchida, K. Kondou, R. Iguchi, T. Kikkawa, Y. Otani, and E. Saitoh,
    "Spin-current-driven thermoelectric generation based on interfacial spin-orbit coupling",
    Appl. Phys. Lett. 108, 242409-1~4 (2016).

  9.  N. Hasegawa, S. Sugimoto, D. Kumar, S. Barman, A. Barman, K. Kondou, and Y. Otani,
    "Observation of anisotropic energy transfer in magnetically coupled magnetic vortex pair",
    Appl. Phys. Lett. 108, 242402-1~4 (2016).

  10.  S. Takizawa, M. Kimata, Y. Omori, Y. Niimi, and Y. Otani,
    "Spin mixing conductance in Cu-Ir dilute alloys",
    Appl. Phys. Exp. 9, 063009-1~3 (2016).

  11.  S. Karube, K. Kondou, and Y. Otani,
    "Experimental observation of spin-to-charge current conversion at non-magnetic metal/Bi2O3 interfaces",
    Appl. Phys. Exp. 9, 033001-1~4 (2016).

  12.  K. Kondou, H. Sukegawa, S. Kasai, S. Mitani, Y. Niimi, and Y. Otani,
    "Influence of inverse spin Hall effect in spin-torque ferromagnetic resonance measurements",
    Appl. Phys. Exp. 9, 023002-1~4 (2016).

2015

  1.  大谷 義近, 新見 康洋,
    "スピン軌道相互作用の強い導体中のスピンホール効果",
    固体物理 50, 575~590 (2016).

  2.  S. Saha, S. Barman, Y. Otani, and A. Barman
    "All-optical investigation of tunable picosecond magnetization dynamics in ferromagnetic nanostripes with a width down to 50 nm",
    Nanoscale 7, 18312~18319 (2015).

  3.  Y. Niimi, and Y. Otani,
    "Reciprocal spin Hall effects in conductors with strong spin—orbit coupling: a review",
    Rep. Prog. Phys. 78, 124501-1~19 (2015).

  4.  Y. Niimi, M. Kimata, Y. Omori, B. Gu, T. Ziman, S. Maekawa, A. Fert, and Y. Otani
    "Strong suppression of the spin Hall effect in the spin glass state", (Supplementary information)
    Phys. Rev. Lett. 115, 196602-1~5 (2015).

  5.  S. Karube, H. Idzuchi, K. Kondou, Y. Fukuma, and Y. Otani
    "Spin relaxation characteristics in Ag nanowire covered with various oxides",
    Appl. Phys. Lett. 107, 122406-1~4 (2015).

  6.  R. Mandal, S. Barman, S. Saha, Y. Otani, and A. Barman
    "Tunable spin wave spectra in two-dimensional Ni80Fe20 antidot lattices with varying lattice symmetry",
    J. Appl. Phys. 118, 053910-1~7 (2015).

  7.  Hamed Ben Mohamed Saidaoui, Y. Otani, and A. Manchon,
    "Crossover between spin swapping and Hall effect in disordered systems",
    Phys. Rev. B 92, 024417-1~8 (2015).

  8.  M. Kimata, D. Nozaki, Y. Niimi, H. Tajima, and Y. Otani,
    "Spin relaxation mechanism in a highly doped organic polymer film",
    Phys. Rev. B 91, 224422-1~6 (2015).

  9.  H. Idzuchi, A. Fert, and Y. Otani,
    "Revisiting the measurement of the spin relaxation time in graphene-based devices",
    Phys. Rev. B 91, 241407(R)-1~5 (2015).

  10.  O. Rousseau, B. Rana, R. Anami, M. Yamada, K. Miura, S. Ogawa, and Y. Otani
    "Realization of a micrometre-scale spin-wave interferometer", (Supplementary information)
    Scientific Reports 5, 09873-1~8 (2015).

  11.  T. Wakamura, H. Akaike, Y. Omori, Y. Niimi, S. Takahashi, A. Fujimaki, S. Maekawa, and Y. Otani
    "Quasiparticle-mediated spin Hall effect in a superconductor", (Supplementary information)
    Nature Materials 14, 675-678(2015).

  12.  B. K. Mahato, S. Choudhury, R. Mandal, S. Barman, Y. Otani, and A. Barman
    "Tunable configurational anisotropy in collective magnetization dynamics of Ni80Fe20 nanodot arrays with varying dot shapes",
    J. Appl. Phys. 117, 213909-1~5 (2015).

  13.  N. Hasegawa, S. Sugimoto, H. Fujimori, K. Kondou, Y. Niimi, and Y. Otani,
    "Selective mode excitation in three-chained magnetic vortices",
    Appl. Phys. Exp. 8, 063005-1~3 (2015).

  14.  S. Saha, S. Barman, S. Sugimoto, Y. Otani, and A. Barman
    "Tunable picosecond spin dynamics in two dimensional ferromagnetic nanodot arrays with varying lattice symmetry",
    RSC Advances 5, 34027~34031 (2015).

  15.  H. Idzuchi, Y. Fukuma, and Y. Otani
    "Spin transport in non-magnetic nano-structures induced by non-local spin injection",
    Physica E 68, 239~263 (2015).

2014

  1.  C. Banerjee, S. Saha, S. Barman, O. Rousseau, Y. Otani, and A. Barman
    "Width dependent transition of quantized spin-wave modes in Ni80Fe20 square nanorings",
    J. Appl. Phys. 116, 163912-1~5 (2014).

  2.  H. Idzuchi, Y.Fukuma, H. S. Park, T. Matsuda, T. Tanigaki, S. Aizawa, M. Shirai, D. Shindo, and Y. Otani,
    "Critical exponents and domain structures of magnetic semiconductor EuS and Gd-doped EuS films near Curie temperature",
    Appl. Phys. Exp. 7, 113002-1~4 (2014).

  3.  R. L. Stamps, S. Breitkreutz, J. Akerman, A. V. Chumak, Y. Otani, G. E. W. Bauer, J-U Thiele, M. Bowen, S. A. Majetich, M. Klaui, I. L. Prejbeanu, B. Dieny, N. M. Dempsey, and B. Hillebrands,
    "The 2014 Magnetism Roadmap",
    J. Phys. D: Appl. Phys. 47, 333001-1~28 (2014).

  4.  B. K. Mahato, B. Rana, D. Kumar, S. Barman, S. Sugimoto, Y. Otani, and A. Barman,
    "Tunable spin wave dynamics in two-dimensional Ni80Fe20 nanodot lattices by varying dot shape",
    Appl. Phys. Lett. 105, 012406-1~5 (2014).

  5.  Y. Omori, F. Auvray, T. Wakamura, Y. Niimi, F. Fert, and Y. Otani,
    "Inverse spin Hall effect in a closed loop circuit",
    Appl. Phys. Lett. 104, 242415-1~4 (2014).

  6.  A. Ganguly, K. Kondou, H. Sukegawa, S. Mitani, S. Kasai, Y. Niimi, Y. Otani, and A. Barman,
    "Thickness dependence of spin torque ferromagnetic resonance in Co75Fe25/Pt bilayer films",
    Appl. Phys. Lett. 104, 072405-1~5 (2014).

  7.  S. Kasai, K. Kondou, H. Sukegawa, S. Mitani, K. Tsukagoshi, and Y. Otani,
    "Modulation of effective damping constant using spin Hall effect",
    Appl. Phys. Lett. 104, 092408-1~3 (2014).

  8.  S. Sugimoto, N. Hasegawa, Y. Niimi, Y. Fukuma, S. Kasai, and Y. Otani,
    "Detection of a symmetric circular gyration of the vortex core via the second-order harmonic magnetoresistance oscillation",
    Appl. Phys. Exp. 7, 023006-1~4 (2014).
    See also     Erratum

  9.  H. Idzuchi, Y. Fukuma, S. Takahashi, S. Maekawa, and Y. Otani,
    "Effect of anisotropic spin absorption on the Hanle effect in lateral spin valves",
    Phys. Rev. B 89, 081308(R)-1~5 (2014).

  10.  O. Rousseau, M. Yamada, K. Miura, S. Ogawa, and Y. Otani
    "Propagation of nonlinearly generated harmonic spin waves in microscopic stripes",
    J. Appl. Phys. 115, 053914-1~5 (2014).

  11.  Y. Niimi, H. Suzuki, Y. Kawanishi, Y. Omori, T. Valet, A. Fert, and Y. Otani,
    "Extrinsic spin Hall effects measured with lateral spin valve structures",
    Phys. Rev. B 89, 054401-1~10 (2014).

  12.  T. Wakamura, N. Hasegawa, K. Ohnishi, Y. Niimi, and Y. Otani,
    "Spin injection into a superconductor with strong spin-orbit coupling",
    Phys. Rev. Lett. 112, 036602-1~5 (2014).

2013

  1.  K. Fujiwara, Y. Fukuma, J. Matsuno, H. Idzuchi, Y. Niimi, Y. Otani, and H. Takagi,
    "5d iridium oxide as a material for spin-current detection",
    Nature Commun. 4, 2893-1~6 (2013).

  2.  H. Idzuchi, S. Karube, Y. Fukuma, T. Aoki, and Y. Otani,
    "Impact of interface properties on spin accumulation in dual-injection lateral spin valves",
    Appl. Phys. Lett. 103, 162403-1~4 (2013).

  3.  S. Saha, R. Mandal, S. Barman, D. Kumar, B. Rana, Y. Fukuma, S. Sugimoto, Y. Otani, and A. Barman,
    "Tunable magnonic spectra in two-dimensional magnonic crystals with variable lattice symmetry",
    Adv. Funct. Mater. 23, 2378-2386 (2013).

  4.  B. K. Mahato, B. Rana, R. Mandal, D. Kumar, S. Barman, Y. Fukuma, Y. Otani, and A. Barman,
    "Configurational anisotropic spin waves in cross-shaped Ni80Fe20 nanoelements",
    Appl. Phys. Lett. 102, 192402-1~4 (2013).

  5.  Y. P. Liu, H. Idzuchi, Y. Fukuma, O. Rousseau, Y. Otani, and W. S. Lew,
    "Spin injection properties in trilayer graphene lateral spin valves",
    Appl. Phys. Lett. 102, 033105-1~4 (2013).
    See also     Erratum

  6.  Y. Niimi, D. H. Wei, H. Idzuchi, T. Wakamura, T. Kato, and Y. Otani,
    "Experimental verification of comparability between spin-orbit and spin-diffusion lengths",
    Phys. Rev. Lett. 110, 016805-1~5 (2013).

2012

  1.  T. Wakamura, K. Ohnishi, Y. Niimi, and Y. Otani
    "Generation of Large Spin Accumulation in S/N/S Josephson Junctions",
    Journal of Physics: Conference Series 400, 022130-1~4 (2012).

  2.  M. Gradhand, D.V. Fedorov, P. Zahn, I. Mertig, Y. Otani, Y. Niimi, L. Vila, and A. Fert,
    "Perfect alloys for spin Hall current-induced magnetization switching",
    SPIN 2, 1250010-1~8 (2012).

  3.  Y. Niimi,Y. Kawanishi,D. H. Wei, C. Deranlot, H. X. Yang, M. Chshiev, T. Valet, A. Fert, and Y. Otani,
    "Giant spin Hall effect induced by skew scattering from Bismuth impurities inside thin film CuBi alloys", (Supplemental Material)
    Phys. Rev. Lett. 109, 156602-1~5 (2012).

  4.  D. H. Wei, Y. Niimi, B. Gu, T. Ziman, S. Maekawa, and Y. Otani,
    "The spin Hall effect as a probe of nonlinear spin fluctuations",
    Nature Commun. 3, 1058-1~5 (2012).

  5.  H. Idzuchi, Y. Fukuma, and Y. Otani
    "Towards coherent spin precession in pure-spin current",
    Scientific Reports 2, 628-1~5 (2012).

  6.  H. Idzuchi, Y. Fukuma, L. Wang, and Y. Otani
    "Spin relaxation mechanism in silver nanowires covered with MgO protection layer",
    Appl. Phys. Lett. 101, 022415-1~4 (2012).

  7.  K. Fukumoto, K. Arai, T. Kimura, Y. Otani, and T. Kinoshita
    "Nonlinear motion of magnetic vortex cores during fast magnetic pulses",
    Phys. Rev. B 85, 134414-1~4 (2012).

  8. R. Mandal, S. Saha, D. Kumar, S. Barman, S. Pal, K. Das, A. Raychaudhuri, Y. Fukuma, Y. Otani, and A. Barman
    "Optically Induced Tunable Magnetization Dynamics in Nanoscale Co Antidot Lattices",
    ACS Nano 6, 3397-3403 (2012).

  9.  J. Tarun, S. Huang, Y. Fukuma, H. Idzuchi, Y. Otani, N. Fukata, K. Ishibashi, and S. Oda
    "Temperature evolution of spin-polarized electron tunneling in Silicon nanowire-Permalloy lateral spin valve system",
    Appl. Phys. Exp. 5, 045001-1~3 (2012).

  10. B. Rana, D. Kumar, S. Barman, S. Pal, R. Mandal, Y. Fukuma, Y. Otani, S. Sugimoto, and A. Barman
    "Anisotropy in collective precessional dynamics in arrays of Ni80Fe20 nanoelements",
    J. Appl. Phys. 111, 07D503-1~3 (2012).

2011

  1.  Y. Otani, and T. Kimura
    "Manipulation of spin currents in metallic systems",
    Phil. Trans. R. Soc. A 369, 3136-3149 (2011).

  2.  P. Laczkowski, L. Vila, S. Ferry, A. Marty, J-M. George, H. Jaffres, A. Fert, T. Kimura, T. Yang, Y. Otani, and J-P. Attane
    "Spin signal in metallic lateral spin valves made by a multiple angle evaporation technique",
    Appl. Phys. Exp. 4, 063007-1~3 (2011).

  3.  Y. Otani, and T. Kimura
    "Nonlocal spin valves in metallic nanostructures",
    Handbook of Spin Transport and Magnetism Chap.32, 637-647 (2011).

  4. B. Rana, D. Kumar, S. Barman, S. Pal, Y. Fukuma, Y. Otani, and A. Barman
    "Detection of picosecond magnetization dynamics of 50 nm magnetic dots down to the single dot regime",
    ACS NANO 5, 9559-9565 (2011).

  5. B. Rana, S. Pal, S. Barman, Y. Fukuma, Y. Otani, and A. Barman
    "All-optical excitation and detection of picosecond dynamics of ordered arrays of nanomagnets with varying areal density",
    Appl. Phys. Exp. 4, 113003-1~3 (2011).

  6.  S. Sugimoto,Y. Fukuma, and Y. Otani
    "Manipulation of the excitation state of the coupled vortices in a pair of magnetic disks",
    IEEE Trans. Magn. 47, 2951-2953 (2011).

  7. L. Wang, Y. Fukuma, H.Idzuchi, G. Yu, Y. Jiang, and Y. Otani
    "Effect of annealing on interfacial spin polarization and resistance in Permalloy/MgO/Ag lateral spin valves",
    Appl. Phys. Exp. 4, 093004-1~3 (2011).

  8.  H. Idzuchi, Y. Fukuma, L. Wang, and Y. Otani
    "Spin injection into magnesium nanowire",
    IEEE Trans. Magn. 47, 1545-1548 (2011).

  9.  Y. Fukuma, L. Wang, H. Idzuchi, S. Takahashi, S. Maekawa, and Y. Otani
    "Giant enhancement of spin accumulation and long-distance spin precession in metallic lateral spin valves", (Supplementary material)
    Nature Materials, 10, 527~531 (2011).

  10.  F. Fohr, S. Kaltenborn, J. Hamrle, H. Schultheib, A.A. Serga, H.C. Schneider, B. Hillebrands, Y. Fukuma, L. Wang, and Y. Otani,
    "Optical detection of spin transport in nonmagnetic metals",
    Phys. Rev. Lett. 106, 226601-1~4 (2011).

  11. T. Wakamura, K. Ohnishi, Y. Niimi, and Y. Otani
    "Large spin accumulation with long spin diffusion length in Cu/MgO/Permalloy lateral spin valves",
    Appl. Phys. Exp. 4, 063002-1~3 (2011).

  12.  S. Sugimoto, Y. Fukuma, S. Kasai, T. Kimura, A. Barman, and Y. Otani,
    "Dynamics of coupled vortices in a pair of ferromagnetic disks",
    Phys. Rev. Lett. 106, 197203-1~4 (2011).

  13.  M. Morota, Y. Niimi, K. Ohnishi, D.H. Wei, T. Tanaka, H. Kontani, T. Kimura, and Y. Otani
    "Indication of intrinsic spin Hall effect in 4d and 5d transition metals",
    Phys. Rev. B 83, 174405-1~5 (2011).

  14.  K. Ohnishi, T. Kimura, and Y. Otani
    "Non-local quasi-particles current in the lateral SNS junction with transparent interfaces",
    J. Supercond. Nov. Magn. 24, 303~306 (2011).

  15.  J. Tarun, S. Huang, Y. Fukuma, H. Idzuchi, Y. Otani, N. Fukata, K. Ishibashi, and S. Oda
    "Demonstration of spin valve effects in silicon nanowires",
    J. Appl. Phys. 109, 07C508-1~3 (2011).

  16.  L. Wang, Y. Fukuma, H. Idzuchi, and Y. Otani
    "Efficient spin injection into nonmagnetic metals through low-resistance MgO",
    J. Appl. Phys. 109, 07C506-1~3 (2011).

  17.  Y. Niimi, M. Morota, D. H. Wei, C. Deranlot, M. Basletic, A. Hamzic, A. Fert, and Y. Otani,
    "Extrinsic spin Hall effect induced by Iridium impurities in Copper",
    Phys. Rev. Lett. 106, 126601-1~4 (2011).

  18.  Y. Otani, and T. Kimura
    "Spin current related phenomena in metallic nano-structures",
    Physica E 43, 735~740 (2011).

2010

  1.  A. Barman, S. Barman, T. Kimura, Y. Fukuma, and Y. Otani,
    "Gyration mode splitting in magnetostatically coupled magnetic vortices in an array",
    J. Phys. D: Appl. Phys. 43, 422001-1~6 (2010).

  2.  S. Barman, A. Barman, and Y. Otani,
    "Controlled propagation of locally excited vortex dynamics in linear nanomagnet arrays",
    J. Phys. D: Appl. Phys. 43, 335001-1~7 (2010).

  3.  Y. Fukuma, L. Wang, H. Idzuchi, and Y. Otani
    "Enhanced spin accumulation obtained by inserting low-resistance MgO interface in metallic lateral spin valves",
    Appl. Phys. Lett. 97, 012507-1~3 (2010).

  4.  S. Barman, A. Barman, and Y. Otani
    "Dynamics of 1-D chains of magnetic vortices in response to local and global excitations",
    IEEE Trans. Magn. 46, 1342-1345 (2010).

  5.  H. Idzuchi, Y. Fukuma, L. Wang, and Y. Otani
    "Spin diffusion characteristics in magnesium nanowires",
    Appl. Phys. Exp. 3, 063002-1~3 (2010).
    See also     Erratum

  6.  K. Ohnishi, T. Kimura, and Y. Otani
    "Nonlocal injection of spin current into a superconducting Nb wire",
    Appl. Phys. Lett. 96, 192509-1~3 (2010).

2009

  1.  R. Antos, and Y. Otani
    "Simulations of the dynamic switching of vortex chirality in magnetic nanodisks by a uniform field pulse",
    Phys. Rev. B 80, 140404-1~4 (2009).

  2.  A. Barman, T. Kimura, Y. Fukuma, and Y. Otani
    "Coherent suppression of magnetization precession in presence of spin waves in a Ni81 Fe19 microwire",
    IEEE Trans. Magn. 45, 4104-4107 (2009).

  3.  A. Barman, H. Sakata, T. Kimura, Y. Otani, and Y. Fukuma
    "Coherent suppression of picosecond magnetization precession in the presence of spin waves in a Ni81Fe19 microstripe",
    J. Appl. Phys. 106, 043906-1~5 (2009).

  4.  J.-B. Laloë, T. Yang, T. Kimura, and Y. Otani
    "Spin-dependent transport in a nanopillar non-local spin valve",
    J. Magn. Magn. Mater. 321, 3829-3832 (2009).

  5.  M. Morota, K. Ohnishi, T. Kimura, and Y. Otani
    "Spin Hall effect in Molybdenum wires",
    J. Appl. Phys. 105, 07C712-1~3 (2009).

  6.  大谷 義近, 木村 崇
    "スピントロニクスにおけるスピンホール効果",
    日本磁気学会誌 4, 66~72 (2009).

  7.  J.-B. Laloë, T. Yang, T. Kimura, and Y. Otani
    "Spin-current-induced dynamics in ferromagnetic nanopillars of lateral spin-valve structures",
    J. Appl. Phys. 105, 07D110-1~3 (2009).

2008

  1.  A. Barman, T. Kimura, Y. Otani, Y. Fukuma, K. Akahane, and S. Meguro
    "Benchtop time-resolved magneto-optical Kerr magnetometer",
    Rev. Sci. Instrum. 79, 123905~5 (2008).

  2.  T. Yang, T. Kimura, and Y. Otani
    "Giant spin-accumulation signal and pure spin-current-induced reversible magnetization switching",
    Nature Physics 4, 851~4 (2008).

  3.  T. Kimura, and Y. Otani
    "Local domain structure of exchange-coupled NiFe/CoO nanowire probed by nonlocal spin valve measurement",
    J. Appl. Phys. 103, 083915-1~5 (2008).

  4.  R. Antos, Y. Otani, and J. Shibata
    "Magnetic vortex dynamics",
    J. Phys. Soc. Jpn. 77, 031004-1~8 (2008).

  5.  K. Fukumoto, T. Matsushita, H. Osawa, T. Nakamura, T. Muro, K. Arai, T. Kimura, Y. Otani, and T. Kinoshita
    "Construction and development of a time-resolved x-ray magnetic circular dichroism-photoelectron emission microscopy system using femtosecond laser pulses at BL25SU SPring-8",
    Rev. Sci. Instrum. 79, 063903-1~5 (2008).

  6.  K. Ohnishi, T. Kimura, and Y. Otani
    "Improvement of superconductive properties of mesoscopic Nb wires by Ti passivation layers",
    Appl. Phys. Exp. 1, 021701-1~3 (2008).

  7.  T. Kimura, T. Sato, and Y. Otani,
    "Temperature evolution of spin relaxation in NiFe/Cu lateral spin valve",
    Phys. Rev. Lett. 100, 066602-1~4 (2008).

  8.  Y. Togawa, T. Kimura, K. Harada, T. Matsuda, A. Tonomura, Y. Otani, and T. Akashi
    "Current-excited magnetization reversal under in-plane magnetic field in a nanoscaled ferromagnetic wire",
    Appl. Phys. Lett. 92, 012505-1~3 (2008).

  9.  T. Kimura, Y. Otani, and L. Vila,
    "Spin current absorption and spin Hall effects in ferromagentic/nonmagnetic hybrid structures(invited)",
    J. Appl. Phys. 103, 07F310-1~4 (2008).

  10.  M. Hara, T. Kimura, and Y. Otani
    "Detection of paired domain walls in a ferromagnetic ring by a bend resistance measurement",
    Physica E 40, 1108~1110 (2008).

2007

  1.  T. Yang, A. Hirohata, T. Kimura, and Y. Otani,
    "Manipulating spin current in the magnetic nanopillar",
    J. Nanosci. Nanotechnol.: Special Issue on Nanotechnology for Information Storage 7, 259~264 (2007).

  2.  T. Yang, A. Hirohata, L. Vila, T. Kimura, and Y. Otani
    "Vertical stack of Co nanorings with current-perpendicular-to-plane giant magnetoresistance: Experiment and micromagnetic simulation",
    Phys. Rev. B 76, 172401-1~4 (2007).

  3.  T. Kimura, and Y. Otani
    "Large spin accumulation in a Permalloy/Silver lateral spin valve",
    Phys. Rev. Lett. 99, 196604-1~4 (2007).

  4.  L. Vila, T. Kimura, and Y. Otani
    "Evolution of the spin Hall effect in Pt nanowires: Size and temperature effects",
    Phys. Rev. Lett. 99, 226604-1~4 (2007).

  5.  T. Kimura, Y.C. Otani, and P.M. Levy
    "Electrical control of the direction of spin accumulation",
    Phys. Rev. Lett. 99, 166601-1~4 (2007).

  6.  K. Aoshima, N. Funabashi, K. Machida, Y. Miyamoto, N. Kawamura, K. Kuga, N. Shimidzu, F. Sato, T. Kimura, and Y. Otani
    "Spin transfer switching in current-perpendicular-to-plane spin valve observed by magneto-optical Kerr effect using visible light",
    Appl. Phys. Lett. 91, 052507-1~3 (2007).

  7.  M. Hara, T. Kimura, and Y. Otani
    "Controlled depinning of domain walls in a ferromagnetic ring circuit",
    Appl. Phys. Lett. 90, 242504-1~3 (2007).
    Prof. R.P. Cowburn refers to this article in Nature.
    "Champing at the bit",
    Nature, 448, NEWS & VIEWS, 544~545 (2007).

  8.  T. Kimura, and Y. Otani
    "Magnetization process of single magnetic ring detected by nonlocal spin valve measurement",
    J. Appl. Phys. 101, 126102-1~3 (2007).

  9.  J. Shibata, Y. Nakatani, G. Tatara, H. Kohno, and Y. Otani
    "Magnetic vortex dynamics induced by spin-transfer torque",
    J. Magn. Magn. Mater. 310, 2041~2042 (2007).

  10.  T. Yang, A. Hirohata, T. Kimura, and Y. Otani
    "Domain formation induced by perpendicular spin injection",
    J. Magn. Magn. Mater. 310, e690~e692 (2007).

  11.  M. Hara, J. Shibata, T. Kimura, and Y. Otani
    "Rotational dynamics of paired nano-domain walls confined in an elliptical ring",
    J. Magn. Magn. Mater. 310, 2451~2452 (2007).

  12.  T. Ishida, T. Kimura, and Y. Otani
    "Spin-current induced vortex displacement and annihilation in micro-scale Permalloy disk",
    J. Magn. Magn. Mater. 310, 2431~2432 (2007).

  13. T. Kimura, Y. Otani, T. Sato, S. Takahashi, and S. Maekawa,
    "Room temperature reversible spin Hall effect",
    Phys. Rev. Lett. 98, 156601-1~4 (2007).

  14. M. Hara, and Y. Otani,
    "Magnetization process in a ferromagnetic disk measured by a semiconductor two-dimensional electron gas",
    J. Appl. Phys. 101, 056107-1~3 (2007).

  15.  T. Kimura, Y. Otani H. Masaki, T. Ishida, R. Antos, and J. Shibata,
    "Vortex motion in chilarity-controlled pair of magnetic disks",
    Appl. Phys. Lett. 90, 132501-1~3 (2007).

  16.  T. Kimura, and Y. Otani,
    "Spin transport in lateral ferromagnetic/nonmagnetic hybrid structures (invited)",
    J. Phys.: Condens. Matter: Special Issue on Spin Electronics 19, 165216-1~13 (2007).

  17.  T. Yang, A. Hirohata, M. Hara, T. Kimura, and Y. Otani,
    "Current-induced vortex-vortex switching in a nanopillar comprising two Co nano-ring",
    Appl. Phys. Lett. 90, 092505-1~3 (2007).

  18.  T. Kimura, and Y. Otani,
    "Domain wall nucleation assisted by nonlocal spin injection",
    J. Phys. D: Appl. Phys.: Special Issue 40, 1285~1288 (2007).

2006

  1.  Y. Togawa, T. Kimura, K. Harada, T. Akashi, T. Matsuda, A. Tonomura, and Y. Otani,
    "Domain nucleation and annihilation in uniformly magnetized state under current pulses in narrow ferromagnetic wires",
    Jpn. J. Appl. Phys. 45, L1322~1324 (2006).

  2.  T. Yang, M. Hara, A. Hirohata, T. Kimura, and Y. Otani,
    "Magnetic characterization and switching of Co nanorings in current-perpendicular-to-plane configuration",
    Appl. Phys. Lett. 90, 022504-1~3 (2006).

  3.  T. Yang, A. Hirohata, M. Hara, T. Kimura, and Y. Otani,
    "Temperature dependence of intrinsic switching current of a Co nanomagnet",
    Appl. Phys. Lett. 89, 252505-1~3 (2006).

  4.  T. Yang, A. Hirohata, T. Kimura, and Y. Otani,
    "Estimation of local and nonlocal contributions to the current-induced magnetization switching",
    Phys. Rev. B 74, 153301-1~4 (2006).

  5.  T. Yang, A. Hirohata, T. Kimura, and Y. Otani,
    "Spin-transfer-induced magnetic domain formation",
    J. Appl. Phys. 100, 073906-1~4 (2006).

  6.  R. Antos, J. Mistrik, T. Yamaguchi, M. Veis, E. Liskova, S. Visnovsky, J. Pistora, B. Hillebrands, S.O. Demokritov, T. Kimura, and Y. Otani,
    "Magneto-optical spectroscopic scatterometry for analyzing patterned magnetic nanostructures",
    J. Magn. Soc. Jpn. 30, 630-636 (2006).

  7.  M. Hara, J. Shibata, T. Kimura, and Y. Otani,
    "Control of domain wall pinning by a switchable magnetic gate",
    Appl. Phys. Lett. 89, 192504-1~3 (2006).

  8.  Y. Togawa, T. Kimura, K. Harada, T. Akashi, T. Matsuda, A. Tonomura, and Y. Otani,
    "Current-excited magnetization dynamics in narrow ferromagnetic wires",
    Jpn. J. Appl. Phys. 45, L683~685 (2006).

  9.  R. Antos, J. Pistora, J. Mistrik, T. Yamaguchi, S. Yamaguchi, M. Horie, S. Visnovsky, and Y. Otani,
    "Convergence properties of critical dimension measurements by spectroscopic ellipsometry on gratings made of various materials",
    J. Appl. Phys. 100, 054906-1~11 (2006).

  10.  T. Ishida, T. Kimura, and Y. Otani,
    "Current-induced vortex displacement and annihilation in a single permalloy disk",
    Phys. Rev. B 74, 014424-1~5 (2006).

  11.  Y. Otani, and T. Kimura,
    "Manipulation of the magnetic state of a small ferromagnetic particle by means of nonlocal spin-injection techniques (invited)",
    J. Appl. Phys. 99, 08G506-1~4 (2006).

  12.  T. Kimura, Y. Otani, and J. Hamrle,
    "Enhancement of spin accumulation in a nonmagnetic layer by reducing junction size",
    Phys. Rev. B 73, 132405-1~4 (2006).

  13.  T. Yang, A. Hirohata, T. Kimura, and Y. Otani,
    "Influence of capping layer on the current-induced magnetization switching in magnetic nanopillars",
    J. Appl. Phys. 99, 073708-1~5 (2006).

  14.  M.Hara, J.Shibata, T.Kimura, and Y.Otani,
    "Detection of magnetic state in a nano-scale ferromagnetic ring by using ballistic semiconductor two-dimensional electron gas",
    Appl. Phys. Lett. 88, 082501-1~3 (2006).

  15.  柴田 絢也, 多々良 源, 河野 浩,
    スピン流による磁壁生成,
    固体物理 41 No.2, 35~43 (2006).

  16.  J. Shibata, Y. Nakatani, G. Tatara, H. Kohno, and Y. Otani,
    "Current-induced magnetic vortex motion by spin-transfer torque",
    Phys. Rev. B 73, 020403(R)-1~4 (2006).

  17.  T. Kimura, Y. Otani, and J. Hamrle,
    "Switching magnetization of nanoscale ferromagnetic particle using nonlocal spin injection",
    Phys. Rev. Lett. 96, 037201-1~4 (2006).

  18.  T. Yang, J. Hamrle, T. Kimura, and Y. Otani,
    "Roles of spin-polarized current and spin accumulation in the current-induced magnetization switching",
    J. Magn. Magn. Mater. 301, 389~397 (2006).

2005

  1.  多々良 源, 河野 浩, 柴田 絢也, 仲谷 栄伸, 山口 明啓, 小野 輝男,
    電流による磁壁駆動,
    応用物理 74 No.12, 1598~1602 (2005).

  2.  J. Hamrle, T. Kimura, T. Yang, and Y. Otani,
    "Three-dimensional distribution of the spin-polarized current inside nanostructures",
    J. Appl. Phys. 98, 064301-1~7 (2005).

  3.  T. Yang, J. Hamrle, T. Kimura, and Y. Otani,
    "Influence of top electrode on the current-induced magnetic switching in magnetic nanopillars",
    Appl. Phys. Lett. 87, 162502-1~3 (2005).

  4.  J. Shibata, G. Tatara, H. Kohno, and Y. Otani,
    "Current-induced domain nucleation in ferromagnet",
    IEEE Trans. Magn. 41, 2595-2597 (2005).

  5.  T. Kimura, Y. Otani, and J. Hamrle,
    "Determination of magnetic vortex chirality using lateral spin valve geometry",
    Appl. Phys. Lett. 87 172506-1~3 (2005).
    also see     the cover of the issue　on October 24, 2005.

  6.  T. Kimura, J. Hamrle, and Y. Otani,
    "Influence of Au capping layer on spin accumulation in a lateral spin-valve structure",
    IEEE Trans. Magn. 41(2005) 2600-2602.

  7.  多々良 源, 河野 浩, 柴田 絢也, 斎藤 英治,
    電流による磁壁駆動の物理,
    固体物理 40 No.8, 545~558 (2005).

  8.  T. Kimura, J. Hamrle, and Y. Otani,
    "Estimation of spin-diffusion length from the magnitude of spin-current absorption: multiterminal ferromagnetic/nonferromagnetic hybrid structures",
    Phys. Rev. B 72, 014461-1~6 (2005).

  9.  J. Hamrle, T. Kimura, T. Yang, and Y. Otani,
    "Three-dimensional distribution of spin-polarized current inside (Cu/Co) pillar structures",
    Phys. Rev. B 71, 094434-1~7 (2005).

  10.  T. Yang, T. Kimura, and Y. Otani,
    "Spin-injection-induced intermediate state in a Co nanopillar",
    J. Appl. Phys. 97, 064304-1~4 (2005).

  11.  J. Hamrle, T. Kimura, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Current distribution inside Py/Cu lateral spin-valve devices",
    Phys. Rev. B 71, 094402-1~10 (2005).

  12.  T. Kimura, J. Hamrle, and Y. Otani,
    "Spin-polarized current induced in a single ferromagnetic strip due to inhomogeneous spin injection",
    J. Appl. Phys. 97, 076102-1~3 (2005).

  13.  木村 崇, ヤロスラフ ハムル, 大谷 義近,
    非局所手法を用いたスピン蓄積およびホール効果の測定,
    日本応用磁気学会誌 29, 192~198 (2005).

  14.  J. Shibata, G. Tatara, and H. Kohno,
    "Effect of spin current on uniform ferromagnetism: Domain nucleation",
    Phys. Rev. Lett. 94, 076601-1~4 (2005).

  15.  T. Kimura, J. Hamrle, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Effect of probe configuration on spin accumulation in lateral spin valve structure",
    J. Magn. Magn. Mater. 286, 88~90 (2005).

2004

  1.  T. Kimura, J. Hamrle, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Enhancement of nonlocal spin-valve signal using spin accumulation in local spin-valve configuration",
    Appl. Phys. Lett. 85, 5382~5384 (2004).

  2.  T. Kimura, J. Hamrle, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Suppression of spin accumulation in nonmagnet due to ferromagnetic ohmic contact",
    Appl. Phys. Lett. 85, 3795~3796 (2004).

  3.  T. Kimura, J. Hamrle, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Spin-dependent boundary resistance in the lateral spin valve structure",
    Appl. Phys. Lett. 85, 3501~3503 (2004).

  4.  大谷 義近,
    ナノ磁気円盤格子の多彩な磁気物性,
    パリティ 19 No.4, 44~48 (2004).

  5.  赤羽 浩一, 木村 崇, 大谷 義近,
    "高感度マイクロKerr磁化測定装置の開発",
    日本応用磁気学会誌 28, 122~127 (2004).

  6.  T. Kimura, Y. Otani, I. Yagi, K. Tsukagoshi, and Y. Aoyagi,
    "Domain wall drag due to dc current injection into ferromagnetic nano-wires",
    J. Magn. Magn. Mater. 272-276, E1347~E1348 (2004).

  7.  T. Kimura, Y. Otani, K. Tsukagoshi, and Y. Aoyagi,
    "Non-local Hall resistance measured in submicron-scale non-magnetic/ferromagnetic junctions Domain wall drag due to dc current injection into ferromagnetic nano-wires",
    J. Magn. Magn. Mater. 272-276, E1333~E1334 (2004).

  8.  J. Shibata, K. Shigeto, and Y. Otani,
    "Dynamics of nano-scale magnetic vortices in ferromagnetic dot arrays",
    J. Magn. Magn. Mater. 272-276, 1688~1689 (2004).

  9.  G. Counil, J.-V. Kim, K. Shigeto, Y. Otani, T. Devolder, P. Crozat, H. Hurdequint, and C. Chappert,
    "Inductive measurement of the high frequency permeability of a Permalloy thin film Dynamics of nano-scale magnetic vortices in ferromagnetic dot arrays",
    J. Magn. Magn. Mater. 272-276, 290~292 (2004).

  10.  J. Shibata, and Y. Otani,
    "Magnetic vortex dynamics in a two-dimensional square lattice of ferromagnetic nanodisks",
    Phys. Rev. B 70, 012404-1~4 (2004).

  11.  G. N. Kakazei, P. E. Wigen, K. Y. Guslienko, V. Novosad, A. N. Slavin, V. O. Golub, N. A. Lesnik, and Y. Otani,
    "Spin-wave spectra of perpendicularly magnetized circular submicron dot arrays",
    Appl. Phys. Lett. 85, 443~445 (2004).

  12.  大谷 義近,
    スピンエレクトロニクスの基礎と最前線 第9章配列ドット格子と磁気物性,
    シーエムシー出版, 東京 105~116 (2004).

  13.  G. Counil, J.-V. Kim, T. Devolder, C. Chappert, K. Shigeto, and Y. Otani,
    "Spin wave contributions to the high-frequency magnetic response of thin films obtained with inductive methods",
    J. Appl. Phys. 95, 5646~5652 (2004).

2003

  1.  V. Novosad, M. Grimsditch, J. Darrouzet, J. Pearson, S. D. Bader, V. Metlushko, K. Guslienko, Y. Otani, H. Shima, and K. Fukamichi,
    " Shape effect on magnetization reversal in chains of interacting ferromagnetic elements",
    Appl. Phys. Lett. 82, 3716~3718 (2003).

  2.  J. Shibata, K. Shigeto, and Y. Otani,
    "Dynamics of magnetostatically coupled vortices in magnetic nanodisks",
    Phys. Rev. B 67, 224404-1~5 (2003).

  3.  G. N. Kakazei, P. E. Wigen, K. Yu Guslienko, R. W. Chantrell, N. A. Lesnik, V. Metlushko, H. Shima, K. Fukamichi, Y Otani, and V. Novosad,
    "In-plane and out-of-plane uniaxial anisotropies in rectangular arrays of circular dots studied by ferromagnetic resonance",
    J. Appl. Phys. 93, 8418~8420 (2003).

  4.  T. Kimura, Y. Otani, I. Yagi, K. Tsukagoshi, and Y. Aoyagi,
    "Spin-current-assisted domain-wall depinning in a submicron magnetic wire",
    J. Appl. Phys. 94, 7947~7949 (2003).

  5.  T. Kimura, Y. Otani, I. Yagi, K. Tsukagoshi, and Y. Aoyagi,
    "Suppressed pinning filed of a trapped domain wall due to direct current injection",
    J. Appl. Phys. 94, 7266~7268 (2003).

2002

  1.  V. Novosad, M. Grimsditch, K. Guslienko, P. Vavassori, Y. Otani, and S.D. Bader,
    "Spin excitations in magnetic vortices in ferromagnetic nanodots",
    Phys. Rev. B 66, 052407-1~4 (2002).

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