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高崎量子応用研究所

研究発表 - プロジェクト二次元物質スピントロニクス

掲載日:2018年12月26日更新
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研究発表REPORT

2018

2017

2016

2015

2014

  • Multi-charged heavy ion acceleration from the ultra-intense short pulse laser system interacting with the metal target, M. Nishiuchi, H. Sakaki, S. Maeda, A. Sagisaka, A. Pirozhkov, T. Pikuz, A. Faenov, K. Ogura, M. Kanasaki, K. Matsukawa, T. Kusumoto, A. Tao, T. Fukami, T. Esirkepov, J. Koga, H. Kiriyama, H. Okada, T. Shimomura, M. Tanoue, Y. Nakai, Y. Fukuda, S. Sakai, J. Tamura, K. Nishio, H. Sako, M. Kando, T. Yamauchi, Y. Watanabe, S. Bulanov, K. Kondo, Rev. Sci. Inst. 85 , 02B904-1-3 (2014).
  • Contact-induced spin polarization of monolayer hexagonal boron nitride on Ni(111), M. Ohtomo, Y. Yamauchi, A. A. Kuzubov, N. S. Eleseeva, P. V. Avramov, S. Entani, Y. Matsumoto, H. Naramoto, S. Sakai, Appl. Phys. Lett. 104 , 051604-1-4 (2014).
  • Atomic structure and physical properties of fused porphyrin nanoclusters, P. V. Avramov, A. A. Kuzubov, S. Sakai, M. Ohtomo, S. Entani, Y. Matsumoto, N. S. Elseeva, V. A. Pomogaev, H. Naramoto, J. Porphyrins Phthalocyanines 18 , 552-568 (2014).
  • The adsorption of h-BN monolayer on the Ni(111) surface studied by density functional theory calculations with a semiempirical long-range dispersion correction, X. Sun, A. Pratt, Z. Y. Li, M. Ohtomo, S. Sakai, Y. Yamauchi, J. Appl. Phys. 115 , 17C117-1-3 (2014).
  • Contact-induced spin polarization in BNNT(CNT)/TM (TM=Co, Ni) nanocomposites, A. A. Kuzubov, E. A. Kovaleva, P. Avramov, A. V. Kuklin, N. S. Mikhaleva, F. N. Tomilin, S. Sakai, S. Entani, Y. Matsumoto, H. Naramoto, J. Appl. Phys. 116 , 084309-1-4 (2014).
  • Enhancement of IR photoluminescence of β-FeSi2 nanocrystals by Cu-doping and study of its mechanism, Y. Maeda, T. Tatsumi, Y. Kawakubo, Y. Noguchi, H. Kobayashi, K. Narumi, S. Sakai, phys. status solidi (c) 11 , 1570-1573 (2014).
  • Ion beam analysis of Heusler alloy Fe3Si epitaxially grown on Si(111), Y. Maeda, Y. Kawakubo, Y. Noguchi, K. Narumi, S. Sakai, phys. status solidi (c) 11 , 1570-1573 (2014).
  • グラフェン / ニッケル薄膜界面の電子スピン物性 (Spin-dependent electronic states of graphene-nickel thin film interface), 松本 吉弘 , 小出明広 , 藤川 高志 , 雨宮 健太 , 大伴真名歩 , 圓谷 志郎 , パベル V. アブラモフ , 楢本 洋 , 境 誠司 , Photon Factory News 32 , 15-18 (2014).

2013

  • High spin polarization at the Fe/C 60 interface in the Fe-doped C 60 film, S. Sakai, Y. Matsumoto, M. Ohtomo, S. Entani, P. V. Avramov, P. B. Sorokin, H. Naramoto, Synthetic Metals 173 , 22-25 (2013).
  • In-Plane Orientation Control of 2,7-Diphenyl[1]benzothieno[3,2-b][1]benzothiophene Monolayer on Bismuth-Terminated Si(111) Vicinal Surfaces with Wettability Optimization, M. Ohtomo, Y. Tsuchida, N. Muraya, T. Yanase, S. Sakai, T. Yonezawa, T. Nagahama, T. Hasegawa, T. Shimada, J. Phys. Chem. C 117 , 11555-11561 (2013).
  • Controllable fabrication of amorphous Si layer by energetic cluster ion bombardment, V. Lavrentiev, V. Vorlicek, A. Dejneka, D. Chvostova, A. Jäger, J. Vacik, L. Jastrabik, H. Naramoto, K. Narumi, Vacuum , 98 49-55 (2013).
  • Spin polarization of single-layer graphene epitaxially grown on Ni(111) thin film, S. Entani, M. Kurahashi, X. Sun, Y. Yamauchi, Carbon , 61 , 134-139 (2013). (press release 2013年6月18日)
  • Spin Orientation Transition Across the Single-layer Graphene/Nickel Thin Film Interface, Y. matsumoto, S. Entani, A. Koide, M. Ohtomo, P. V. Avramov, H. Naramoto, K. Amemiya, T. Fujikawa, S. Sakai, J. Mater. Chem C 1 , 5533-5537 (2013) (press release 2013年7月16日).
  • Ion beam analysis of quaternary Heusler alloy Co 2 (Mn 1–x Fe x )Si(111) epitaxially grown on Ge(111), Y. Kawakubo, Y. Noguchi, T. Hirata, K. Narumi, S. Sakai, S. Yamada, K. Hamaya, M. Miyao, Y. Maeda, Phys. Stat. Solidi (c) 10 , 1828-1831 (2013).
  • RBS study of disordering of Fe 3-x Mn x Si/Ge(111) heteroepitaxial interfaces, Y. Noguchi, T. Hirata, Y. Kawakubo, K. Narumi, S. Sakai, Y. Maeda, Phys. Stat. Solidi (c) 10 , 1732-1734 (2013).
  • Spin polarization study of graphene on the Ni(111) surface by density functional theory calculations with a semiempirical long-range dispersion correction, X. Sun, S. Entani, Y. Yamauchi, A. Pratt, M. Kurahashi, J. Appl. Phys. 114 , 143713-1-7 (2013).

2012

  • Bias voltage dependence of tunneling magnetoresistance in granular C 60 –Co films with current-perpendicular-to-plane geometry, S. Sakai, S. Mitani, Y. Matsumoto, S. Entani, P. V. Avramov, M. Ohtomo , H. Naramoto, K. Takanashi, J. Mag. Magn . Mater. 324 , 1970-1974 (2012).
  • Local structures and magnetic properties of Fullerene-Co systems studied by XAFS and XMCD analyses, I. Hojo, A. Koide, Y. Matsumoto, T. Maruyama, S. Nagamatsu , S. Entani, S. Sakai, T. Fujikawa , J. Electron Spectrosc . Relat . Phenom. 185 , 32-38 (2012).
  • Contact-induced spin polarization in graphene/h-BN/Ni nanocomposites, P. V. Avramov, A. A. Kuzubov, S. Sakai, M. Ohtomo, S. Entani, Y. Matsumoto, H. Naramoto, N. S. Eleseeva , J. Appl. Phys. 112 , 114303-1-10 (2012).
  • Photoluminescence properties of carbon-doped β-FeSi 2 nanocrystals, Y. Maeda, K. Nishimura, T. Nakajima, B. Matsukura, K. Narumi, S. Sakai, Phys. Status Solidi C 9 , 1884-1887 (2012).
  • Enhancement of IR light emission from β-FeSi 2 nanocrystals embedded in Si, Y. Maeda, K. Nishimura, T. Nakajima, B. Matsukura, K. Narumi, S. Sakai, Phys. Stat. Solidi (c) , 9 , 1888-1891 (2012).
  • High hydrogen-adsorption-rate material based on graphane decorated with alkali metals, L. Yu. Antipina, P. V. Avramov, S. Sakai, H. Naramoto, M. Ohtomo , S. Entani, Y. Matsumoto, P. B. Sorokin, Phys. Rev. B 86 , 085435-1-7 (2012).
  • Quasi-monochromatic pencil beam of laser-driven protons generated using a conical cavity target holder, M. Nishiuchi, A. S. Pirozhkov , H. Sakaki, K. Ogura, T. Zh . Esirkepov , T. Tanimoto, M. Kanasaki , A. Yogo, T. Hori, A. Sagisaka , Y. Fukuda, Y. Matsumoto, S. Entani, S. Sakai, C. M. Brenner, D. Neely, T. Yamauchi, S. V. Bulanov, K. Kondo, Phys. Plasmas 19 , 030706-1-4 (2012).
  • Intrinsic Edge Asymmetry in Narrow Zigzag Hexagonal Heteroatomic Nanoribbons Causes their Subtle Uniform Curvature, P. V. Avramov, D. G. Fedorov, P. B. Sorokin, S. Sakai, S. Entani, M. Ohtomo , Y. Matsumoto, H. Naramoto, J. Phys. Chem. Lett. 3 , 2003-2008 (2012).
  • Structure Determination of Self-Assembled Monolayer on Oxide Surface by Soft-X-Ray Standing Wave, Y. Baba, A. Narita, T. Sekiguchi, I. Shimoyama , N. Hirao, S. Entani, S. Sakai, e-J. Surf. Sci. Nanotech. 10 , 69-73 (2012).
  • Functionalization of Silicon Crystal Surface by Energetic Cluster Ion Bombardment, V. Lavrentiev , J. Vacik , A. Dejneka , L. Jastrabik , V. Vorlicek, D. Chvostova , Z. Potucek, K. Narumi, H. Naramoto, J. Nanosci . Nanotech. 12 , 9136-9141 (2012).
  • Precise control of single- and bi-layer graphene growths on epitaxial Ni(111) thin film, S. Entani, Y. Matsumoto, M. Ohtomo, P. V. Avramov, H. Naramoto, S. Sakai, J. Appl. Phys. 111 , 064324-1-6 (2012). (press release 2012年3月30日)
  • High-capacity electrode material BC 3 for lithium batteries proposed by ab initio simulations, A. A. Kuzubov, A. S. Fedorov, N. S. Eliseeva , F. N. Tomilin , P. V. Avramov, D. G. Fedorov , Phys. Rev. B 85 , 195415-1-4 (2012).
  • Self organization of FeGe/FeSi/FeGe layered structures on Ge and their electrical conduction properties, B. Matsukura, Y. Hiraiwa , T. Makajima, K. Narumi, S. Sakai, T. Sadoh , M. Miyao , Y. Maeda, Phys. Proc. 23 , 21-24 (2012 ).

2011

  • Determination of silicon vacancy in ion-beam synthesized b-FeSi 2 , Y. Maeda, T. Ichikawa, T. Jonishi, K. Narumi, Physics Procedia 11 , 83-86 (2011).
  • Size-derived effects in electronic and elastic properties of diamanes , L. A. Chernozatonskii, P. B. Sorokin, A. A. Kuzubov, B. P. Sorokin, A. G. Kvashnin, D. G. Kvashnin, P. V. Avramov, B. I. Yakobson , J. Phys. Chem. C 115 , 132-136 (2011).
  • Interface Properties of Ag and Au/Graphene Heterostructures Studied by Micro-Raman Spectroscopy, S. Entani, S. Sakai, Y. Matsumoto, H. Naramoto, T. Hao , Y. Maeda, Jpn J. Appl. Phys. 50 , 04DN03-1-5 (2011).
  • Ab initio LC-DFT study of graphene, multilayer graphenes and graphite, P. V. Avramov, S. Sakai, S. Entani, Y. Matsumoto, H. Naramoto, Chem. Phys. Lett. 508 , 86-89 (2011).
  • Effect of cotunneling and spin polarization on the large tunneling magnetoresistance effect in granular C 60 -Co films, S. Sakai, S. Mitani , I. Sugai , K. Takanashi, Y. Matsumoto, S. Entani, H. Naramoto, P. Avramov, Y. Maeda, Phys. Rev. B 83 , 174422-1-6 (2011).
  • 多重散乱理論による Co-C 60 薄膜の XAS 解析 ( Multiplet Scattering Approach to XAS for Co-C 60 Films), 北條 育子,松本 吉弘,丸山 喬,永松 伸一,圓谷 志郎,境 誠司,小西健久,藤川 高志 , Photon Factory News 29 , 20-25 (2011).
  • Thermo-dynamical contours of electronic-vibrational spectra simulated using the statistical quantum–mechanical methods, V. Pomogaev , A. Pomogaeva , P. Avramov, K. J. Jalkanen , S. Kachin, Theor . Chem. Acc. (2011). DOI 10.1007/s00214-011-0936-6.
  • Ferromagnetic interlayer coupling in C 60 -Co compound / Ni bilayer structure, Y. Matsumoto, S. Sakai, S. Entani, Y. Takagi, T. Nakagawa, H. Naramoro , P. Avramov, T. Yakoyama , Chem. Phys. Lett . 511 , 68-72 (2011).
  • Ion channeling study of epitaxy of iron based Heusler alloy films on Ge(111), Y. Maeda, K. Narumi, S. Sakai, Y. Terai, K. Hamaya , T. Sadoh , M. Miyao , Thin Solid Films 519 , 8461-8467 (2011).

2010

  • Thermal Effect on Structure Organizations in Cobalt-Fullerene Nanocomposition , V. Lavrentiev , J. Vacik, H. Naramoto, S. Sakai, J. Nanosci . & Nanotech. 10 , 2624-2629 (2010).
  • RBS study of diffusion under strong centrifugal force in bimetallic Au/Cu thin films, T. Hao, M. Ono, S. Okayasu, S. Sakai, K. Narumi, Y. Hiraiwa , H. Naramoto, Y. Maeda, Nucl . Instr. and Meth. in Phys. Res. B 268 , 1867-1870 (2010).
  • Composition dependence of magnetic and magnetotransport properties in C 60 -Co granular thin films, I. Sugai , S. Sakai, Y. Matsumoto, H. Naramoto, S. Mitani , K. Takanashi, Y. Maeda, J. Appl. Phys. 108 , 063920-1-6 (2010).
  • Effect of ion irradiation on structure and thermal evolution of the Ni-C 60 hybrid systems, J. Vacik , V. Lavrentiev , V. Vorlicek , L. Bacakova, K. Narumi, Nucl . Instr. and Meth. in Phys. Res. B 268 , 1976-1979 (2010).
  • Observation of intermolecular N-I interaction during the growth of a 4-cyano-4'-iodobiphenyl molecular crystal on GeS (001), R. Sumii, M. Sakamaki , Y. Matsumoto, K. Amemiya, K. Kanai, K. Seki, Surf. Sci. 604 , 1100-1104 (2010).
  • Interface Properties of Metal/Graphene Heterostructures Studied by Micro-Raman Spectroscopy, S. Entani, S. Sakai, Y. Matsumoto, H. Naramoto, T. Hao , Y. Maeda, J. Phys. Chem. C 114 , 20042-20048 (2010 ).
  • Comparison of secondary ion emission yields for poly-tyrosine between cluster and heavy ion impacts, K. Hirata, Y. Saitoh , A. Chiba, K. Yamada, Y. Takahashi, K. Narumi, Nucl . Instr. and Meth. in Phys. Res. B 268 , 2930-2932 (2010).
  • Atomic Structure and Energetic Stability of Complex Chiral Silicon Nanowires, P. V. Avramov, S. Minami, S. Irle, L. A. Chernozatonskii, K. Morokuma , J. Phys. Chem. C 114 , 14692-14696 (2010).
  • Theoretical Study of Atomic Structure and Elastic Properties of Branched Silicon Nanowires, P. B. Sorokin, A. G. Kvashnin, D. G. Kvashnin, J. A. Filicheva , P. V. Avramov, A. S. Fedorov , ACS Nano 4 , 2784-2790 (2010).
  • Theoretical Study of Elastic Properties of SiC Nanowires of Different Shapes, P. B. Sorokin, D. G. Kvashnin, A. G. Kvashnin, P. V. Avramov, L. A. Chernozatonskii, J. Nanosci . & Nanotech. 10 , 4992-4997 (2010).
  • Beta-phase silicon nanowires: structure and electronic properties, P. B. Sorokin, P. V. Avramov, V. A. Demin, L. A. Chernozatonskii, JETP Letters 92 , 352-355 (2010 ).

著書

Books

  • The elastic properties of branched silicon nanowires: the theoretical study, P. B. Sorokin, A. G. Kvashnin, D. G. Kvashnin, P. V. Avramov, L. A. Chernozatonskii, Handbook of Chemistry, Biochemistry and Biology: New Frontiers , 331-336, Nova Publishers (2010).
  • The study of the atomic structure and elastic properties of the silicon carbide nanowires, P. B. Sorokin, A. G. Kvashnin, D. G. Kvashnin, P. V. Avramov, L. A. Chernozatonskii, Handbook of Chemistry, Biochemistry and Biology: New Frontiers , 325-330, Nova Publishers (2010).
  • 「ニッケル単結晶基板上グラフェンのスピン偏極」 (10 章 ), 山内 泰 , 圓谷 志郎 , グラフェンの機能と応用展望 , シーエムシー 出版

【招待講演】

Invitated talks

  • Spin polarization of organic molecules on magnetic surfaces probed by a metastable helium beam, Y. Yamauchi, 18th International Workshop on Inelastic Ion-Surface Collisions , Gatlinburg, USA (2010).
  • High interface spin polarization and its mechanism in fullerene-magnetic metal systems, S. Sakai, Worldwide Universities Network 4th International Conference on Spintronics (WUN-SPIN 2012) , Sydney, Australia (2012).
  • Graphene-magnetic metal interface for graphene spintronics , S. Sakai, The 2nd International Congress on Advanced Materials , Zhenjiang, China (2013). (Keynote lecture) • Graphene-magnetic metal interfaces in view of spintronic applications, S. Sakai, The 8th Pacific Rim International Congress on Advanced Materials and Processing (PRICM8) , Waikoloa, Hawaii, USA (2013).
  • Spin-dependent electronic properties of graphene/magnetic metal interface, S. Sakai, 2013 EMN Fall Meeting , Orlando, USA (2013).
  • Interface properties of graphene-based magnetic junctions for spintronic applications, S. Sakai, EMN Phuket Meeting , Phuket, Thailand (2015).
  • Graphene-based hybrid structures for spintronic applications, S. Sakai, 2nd International Symposium on Nanoparticles/Nanomaterials and Applications , Lisbon, Portugal (2016).
  • Graphene-based hybrid structures for spintronic applications, S. Sakai, JST UK-Japan Workshop on “Advanced Materials” , S. Sakai, York, England (2016 ).

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