OHMORI GROUP

MEMBERS

Postdoctoral Fellow

Masaya Kunimi

Department of Photo-Molecular Science,
Institute for Molecular Science (IMS),
National Institutes of Natural Sciences

38 Nishigo-Naka, Myodaiji,
Okazaki 444-8585, Japan
TEL +81-564-55-7368
FAX +81-564-54-2254
kunimi[AT]ims.ac.jp

CV

2019.4 - Today Postdoctoral Fellow, Department of Photo-Molecular Science, Institute for Molecular Science
2016.4 - 2019.3 JSPS Research Fellow (PD) at Kyoto University
2018.4 - 2018.9 Part-time instructor, Kinki University
2014.4 - 2016.3 Postdoctoral Fellow at University of Electro-communications, Hiroki Saito's group
2011.4 - 2014.3 Department of basic science, University of Tokyo (Doctor course)
2011.4 - 2014.3 JSPS Research Fellow (DC1)
2009.4 - 2011.3 Department of basic science, University of Tokyo (Master course)
2005.4 - 2009.3 Department of Physics, School of Science, Hokkaido University (Undergraduate course)

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Awards

  1. 2009.3.25 Clark Award
  2. 2006.6.13 Nitobe Award, Hokkaido University

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Publications

  1. Kazuma Nagao, Masaya Kunimi, Yosuke Takasu, Yoshiro Takahashi, and Ippei Danshita, "Semiclassical quench dynamics of Bose gases in optical lattices",
    Phys. Rev. A 99, 023622 (2019).
  2. Masaya Kunimi and Ippei Danshita,
    "Decay mechanisms of superflow of Bose-Einstein condensates in ring traps" (accepted for publication in Physical Review A), arXiv:1712.09493 [cond-mat.quant-gas]
  3. Masaya Kunimi and Ippei Danshita,
    "Thermally activated phase slips of one-dimensional Bose gases in shallow optical lattices,"
    Phys. Rev. A 95, 033637 (2017).
  4. Yujiro Eto, Masahiro Takahashi, Masaya Kunimi, Hiroki Saito, and Takuya Hirano,
    "Non-equilibrium dynamics induced by miscible-immiscible transition in binary Bose-Einstein condensates,"
    New J. Phys. 18, 073029 (2016).
  5. Yujiro Eto, Masahiro Takahashi, Keita Nabeta, Ryotaro Okada, Masaya Kunimi, Hiroki Saito, and Takuya Hirano,
    "Bouncing motion and penetration dynamics in multicomponent Bose-Einstein condensates,"
    Phys. Rev. A 93, 033615 (2016).
  6. Yujiro Eto, Masaya Kunimi, Hidekatsu Tokita, Hiroki Saito, and Takuya Hirano, "Suppression of relative flow by multiple domains in two-component Bose-Einstein condensates,"
    Phys. Rev. A 92, 013611 (2015).
  7. Masaya Kunimi and Hiroki Saito,
    "Upper bound of one-magnon excitation and lower bound of effective mass for ferromagnetic spinor Bose and Fermi gases,"
    Phys. Rev. A 91, 043624 (2015).
  8. Hiroki Saito and Masaya Kunimi,
    " Energy shift of magnons in a ferromagnetic spinor-dipolar Bose-Einstein condensate,"
    Phys. Rev. A 91, 041603(R) (2015).
  9. Masaya Kunimi,
    "Metastable spin textures and Nambu-Goldstone modes of a ferromagnetic spin-1 Bose-Einstein condensate confined in a ring trap,"
    Phys. Rev. A 90, 063632 (2014).
  10. Masaya Kunimi and Yusuke Kato,
    " Metastability, excitations, fluctuations, and multiple-swallowtail structures of a superfluid in a Bose-Einstein condensate in the presence of a uniformly moving defect,"
    Phys. Rev. A 91, 053608 (2015).
  11. Masaya Kunimi and Yusuke Kato,
    " Precursor Phenomena of Nucleations of Quantized Vortices in the Presence of a Uniformly Moving Obstacle in Bose-Einstein Condensates,"
    J. Low Temp. Phys. 175, 201 (2014).
  12. Masaya Kunimi and Yusuke Kato,
    " Mean-field and stability analyses of two-dimensional flowing soft-core bosons modeling a supersolid,"
    Phys. Rev. B 86, 060510(R) (2012).
  13. Masaya Kunimi, Michikazu Kobayashi, and Yusuke Kato,
    "Dynamics of one-dimensional supersolids,"
    J. Phys.: Conf. Ser. 400, 012037 (2012).
  14. Masaya Kunimi, Yuki Nagai, and Yusuke Kato,
    "Josephson effects in one-dimensional supersolids,"
    Phys. Rev. B 84, 094521 (2011).

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Invited talks

  1. Effects of particle loss on superflow in cold atomic gases, Workshop on topological phases and excitations in 3He and spinor BEC, Kindai University, 2018/12/23
  2. Thermally activated phase slips of one-dimensional Bose gases in shallow optical lattices, 2nd workshop on cold atomic gases, Osaka city University, 2017/03/16

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