研究業績リストに戻る
2018年度 成果

  1. J-factor estimation of Draco, Sculptor and Ursa Minor dwarf spheroidal galaxies with the member/foreground mixture model. .
    2. By Shun-ichi Horigome, Kohei Hayashi, Masahiro Ibe, Miho N. Ishigaki, Shigeki Matsumoto, Hajime Sugai.
    arXiv:2002.04866 [astro-ph.GA] (Feb. 2020)

  2. Proton Decay and Axion Dark Matter in SO(10) Grand Unification via Minimal Left-Right Symmetry. .
    3. By Yuta Hamada, Masahiro Ibe, Yu Muramatsu, Kin-ya Oda, Norimi Yokozaki.
    arXiv:2001.05235 [hep-ph] (Jan. 2020)

  3. Cosmological Constraint on Dark Photon from $N_{\rm eff}.
    4. By Masahiro Ibe, Shin Kobayashi, Yuhei Nakayama, Satoshi Shirai.
    arXiv:1912.12152 [hep-ph] (Dec. 2019)

  4. New Type of String Solutions with Long Range Forces. .
    5. By Takashi Hiramatsu, Masahiro Ibe, Motoo Suzuki.
    JHEP 2002 (2020) 058. (Oct. 2019)

  5. Dynamical solution to the axion domain wall problem. .
    6. By Masahiro Ibe, Shin Kobayashi, Motoo Suzuki, Tsutomu T. Yanagida.
    Phys.Rev. D101 (2020) no.3, 035029. (Sep. 2019)

  6. Fragileness of Exact I-ball/Oscillon.
    7. By Masahiro Ibe, Masahiro Kawasaki, Wakutaka Nakano, Eisuke Sonomoto.
    Phys.Rev. D100 (2020) no.12, 125021 (Aug. 2019)

  7. Oscillating Composite Asymmetric Dark Matter.
    8. By Masahiro Ibe, Shin Kobayashi, Ryo Nagai, Wakutaka Nakano.
    JHEP 2001 (2020) 027 (July. 2019)

  8. Baryon-Dark Matter Coincidence in Mirrored Unification. .
    9. By Masahiro Ibe, Ayuki Kamada, Shin Kobayashi, Takumi Kuwahara, Wakutaka Nakano.
    Phys.Rev. D100 (2019) no.7, 075022 (July. 2019)

  9. Novel GUT with apparently complete SU(5) multiplets. .
    10. By Masahiro Ibe, Satoshi Shirai, Motoo Suzuki, Tsutomu T. Yanagida.
    Phys.Rev. D100 (2019) no.5, 055024. (June. 2019)

  10. Fast-Rolling Relaxion.
    11. By Masahiro Ibe, Yutaro Shoji, Motoo Suzuki.
    JHEP 1911 (2019) 140. (April. 2019)

  11. From 3d dualities to hadron physics.
    12. By Naoto Kan, Ryuichiro Kitano, Shimon Yankielowicz, Ryo Yokokura.
    arXiv:1909.04082 [hep-th] (Sep. 2019)

  12. Throwing away antimatter via neutrino oscillations during the reheating era.
    13. By Shintaro Eijima, Ryuichiro Kitano, Wen Yin.
    arXiv:1908.11864 [hep-ph] (Aug. 2019)

  13. Proton Decay: Flipped vs Unflipped SU(5).
    14. By John Ellis, Marcos A. G. Garcia, Natsumi Nagata, Dimitri V. Nanopoulos, Keith A. Olive.
    arXiv:2003.03285 [hep-ph] (Mar. 2020)

  14. Supersymmetric Proton Decay Revisited.
    15. By John Ellis, Jason L. Evans Natsumi Nagata, Keith A. Olive, Liliana Velasco-Sevilla .
    arXiv:1912.04888 [hep-ph] (Dec. 2019)

  15. Superstring-Inspired Particle Cosmology: Inflation, Neutrino Masses, Leptogenesis, Dark Matter & the SUSY Scale.
    16. By John Ellis, Marcos A. G. Garcia, Natsumi Nagata, Dimitri V. Nanopoulos, Keith A. Olive.
    JCAP 2001 (2020) 035 (Oct. 2019)

  16. Cornering Higgsinos Using Soft Displaced Tracks.
    17. By Hajime Fukuda, Natsumi Nagata, Hideyuki Oide, Hidetoshi Otono, Satoshi Shirai .
    Phys. Rev. Lett. 124 (2020) 101801 (Oct. 2019)

  17. Sampling the munuSSM for displaced decays of the tau left sneutrino LSP at the LHC.
    18. By Essodjolo Kpatcha, Inaki Lara, Daniel E. Lopez-Fogliani, Carlos Munoz, Natsumi Nagata, Hidetoshi Otono, Roberto Ruiz De Austri .
    Eur. Phys. J. C79 (2019) 934 (Jul. 2019)

  18. Cosmology with a master coupling in flipped SU(5)xU(1): the lambda_6 universe.
    19. By John Ellis, Marcos A. G. Garcia, Natsumi Nagata, Dimitri V. Nanopoulos, Keith A. Olive.
    Phys. Lett. B797 (2019) 134864 (Oct. 2019)

  19. Dark Matter Heating vs. Rotochemical Heating in Old Neutron Stars.
    20. By Koichi Hamaguchi, Natsumi Nagata, Keisuke Yanagi.
    Phys. Lett. B795 (2019) 484 (May. 2019)

  20. Cooling Theory Faced with Old Warm Neutron Stars: Role of Non-Equilibrium Processes with Proton and Neutron Gaps.
    21. By Keisuke Yanagi, Natsumi Nagata, Koichi Hamaguchi.
    Mon. Not. Roy. Astron. Soc. 492 (2020) 5508 (Apr. 2019)

  21. Leptogenesis after superconformal subcritical hybrid inflation.
    22. By Yoshihiro Gunji, Koji Ishiwata.
    JHEP 1909, 065 (2019) (Sep. 2019)

  22. Probing heavy dark matter decays with multi-messenger astrophysical data .
    23. By Koji Ishiwata, Oscar Macias, Shin'ichiro Ando , Makoto Arimoto.
    JCAP 2001 (2020) no.01, 003 (Jan. 2020)

  1. Migdal Effect in Dark Matter Direct Detection Experiments and Its Applications.
    2. Johns Hopkins Workshop
    Masahiro Ibe (6/3/2019, Kavli IPMU Japan)

  2. New Type of Cosmic String Solutions with Long Range Forces .
    3. Berkeley Week
    Masahiro Ibe (1/4/2020, Kavli IPMU Japan)

  3. Leptogenesis via Neutrino Oscillation Magic.
    4. Inten- sity Frontier in Particle Physics: Flavor, CP Violation and Dark Physics
    Ryuichiro Kitano (10/3-6/2019, National Taiwan University and National Center for Theoretical Sciences, Taiwan)

  4. From 3d dualities to hadron physics.
    5. International Joint Workshop on the Stan- dard Model and beyond
    Ryuichiro Kitano (10/14-17/2019, Fragrant Hill Hotel, Beijing, China)

  5. Axion Cooling in Neutron Stars.
    6. IBS-ICTP Workshop on Axion-Like Particles
    Natsumi Nagata (11/11/2019, IBS, Korea)

  6. Dark Matter Heating vs. Rotochemical Heating in Old Neutron Stars.
    7. 15th Rencontres du Vietnam, Behind and Beyond the Standard Model at the LHC, Future Colliders and Elsewhere
    Natsumi Nagata (9/18/2019, ICISE, Quy Nhon, Vietnam)

  7. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    8. Dark Side of the Universe 2019
    Natsumi Nagata (7/18/2019, Buenos Aires, Argentina)

  8. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    9. Opportunities at Future High Energy Colliders
    Natsumi Nagata (7/1/2019, IFT-UAM/CSIC, Madrid, Spain)

  9. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    10. SUSY 2019
    Natsumi Nagata (5/22/2019, Corpus Christi, USA)

  10. Proton Decay: Theory.
    11. Prospects of Neutrino Physics
    Natsumi Nagata (4/12/2019, Kavli IPMU, Japan)

  11. Leptogenesis in superconformal subcritical hybrid inflation .
    12. Planck 2019
    Koji Ishiwata (6/6/2019, Granada, Spain)

  12. Probing heavy dark matter decays with multi-messenger astrophysical data .
    13. Scalar 2019
    Koji Ishiwata (9/14/2019, Warsaw, Poland)

  1. バリオン暗黒物質偶然一致問題と非対称暗黒物質の可能性.
    2. 日本物理学会 秋季大会
    伊部昌宏 (9/19/2019, 山形大学)

  2. 陽子崩壊と大統一理論研究の現状と展望.
    3. 日本物理学会第７５回年次大会
    永田夏海 (3/18/2019, 名古屋大学)

  3. 中性子星の温度観測を用いた新物理模型探索.
    4. E研夏の学校2019
    永田夏海 (9/25-27/2019, 名古屋大学)

  4. Brief review of direct detection of dark matter .
    5. 2019年度第1回CRC将来計画タウンミーティング
    石渡弘治 (12/20/2019, 大阪)

  5. Phenomenology of superconformal subcritical hybrid inflation.
    6. Miyazaki Workshop on Particle Physics and Cosmology 2020
    石渡弘治 (1/30/2020, 宮崎)

  6. Modular Forms for Arithmetic Elliptic Curves with Complex Multiplication Seen in String Theory Perspectives.
    7. Strings and Fields 2019
    渡利泰山 (8/22/2019, 京都大学基礎物理学研究所)

  1. A Study of I-ball/Oscillon Decay Processes and its Application.
    2. 中野湧天, ICRR, 博士論文 (03/2020)

  2. 超共形ハイブリッドインフレーション模型における宇宙のバリオン数生成.
    3. 軍司啓宏, 金沢大学, 修士論文 (03/2020)

  3. Modular Forms and Heterotic--IIA Duality .
    4. 榎優一, IPMU , 修士論文 (03/2020)

  1. Migdal Effect in Dark Matter Direct Detection Experiments and Its Applications.
    2. Masahiro Ibe (10/28/2019, 東京大学)

  2. Migdal Effect in Dark Matter Direct Detection Experiments and Its Applications.
    3. Masahiro Ibe (10/14/2019, Universidad Autónoma de Madrid)

  3. Asymmetric Dark Matter.
    4. Masahiro Ibe (10/9/2019, 日本大学)

  4. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    5. Natsumi Nagata (2/10/2020, University of Minnesota)

  5. Axion Cooling in Neutron Stars.
    6. Natsumi Nagata (11/28/2019, KEK)

  6. On the WIMP dark matter signature in old neutron stars.
    7. Natsumi Nagata (10/31/2019, University of Sydney)

  7. Neutron Star Heating by WIMP Dark Matter.
    8. Natsumi Nagata (9/9/2019, Universite Paris-Sud)

  8. On the WIMP dark matter signature in old neutron stars.
    9. Natsumi Nagata (9/6/2019, LPTHE Jussieu)

  9. Neutron Star Cooling Theory.
    10. Natsumi Nagata (8/27/2019, Universite Paris-Sud)

  10. Nucleon Superfluidity.
    11. Natsumi Nagata (8/22/2019, Universite Paris-Sud)

  11. Introduction to Neutron Stars.
    12. Natsumi Nagata (8/20/2019, Universite Paris-Sud)

  12. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    13. Natsumi Nagata (7/11/2019, Universite Paris-Sud)

  13. Limit on the Axion Decay Constant from the Cooling Neutron Star in Cassiopeia A.
    14. Natsumi Nagata (4/16/2019, 大阪大学)

  14. Modular Parametrization as Polyakov Path Integral.
    15. Taizan Watari (11/22/2019, 清華大学 Yau 数理科学研究センター)

  1. 宇宙のはじまり.
    2. Ryuichiro Kitano (5/11/2019, 朝日カルチャーセンター横浜教室)

  2. 理論物理学からみる世界.
    3. 石渡弘治 (8/8/2019, 金沢大学)

  3. 特殊な幾何的対象と「数」概念の拡張から立ち現れる、整数論と超弦理論との関連.
    4. Satoshi Kondo and Taizan Watari (March 2, 2020)