Rchr
J-GLOBAL ID:201901005157878317   Update date: Jul. 16, 2024

Kitajima Naoya

Kitajima Naoya
Affiliation and department:
Research field  (1): Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Research theme for competitive and other funds  (9):
  • 2021 - 2025 Axion dark matter search with the world's largest radio telescope SKA
  • 2021 - 2025 強磁場高密度天体で探るアクシオン暗黒物質
  • 2020 - 2025 A theoretical study of the generation and evolution of light dark matter
  • 2020 - 2025 極弱相互作用を持つ軽い新粒子の描く新宇宙描像とその実験的検証
  • 2019 - 2023 Deciphering string axiverse from multi-wavelength observations of gravitational waves
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Papers (51):
  • Kentaro Kasai, Masahiro Kawasaki, Naoya Kitajima, Kai Murai, Shunsuke Neda, Fuminobu Takahashi. Primordial origin of supermassive black holes from axion bubbles. Journal of Cosmology and Astroparticle Physics. 2024. 2024. 05. 092-092
  • Naoya Kitajima, Junseok Lee, Kai Murai, Fuminobu Takahashi, Wen Yin. Gravitational waves from domain wall collapse, and application to nanohertz signals with QCD-coupled axions. Physics Letters B. 2024. 851. 138586-138586
  • Naoya Kitajima, Kazunori Nakayama. Nanohertz gravitational waves from cosmic strings and dark photon dark matter. Physics Letters B. 2023. 846. 138213-138213
  • Kentaro Kasai, Masahiro Kawasaki, Naoya Kitajima, Kai Murai, Shunsuke Neda, Fuminobu Takahashi. Clustering of primordial black holes from QCD axion bubbles. Journal of Cosmology and Astroparticle Physics. 2023. 2023. 10. 049-049
  • Naoya Kitajima, Tomo Takahashi. Stochastic gravitational wave background from early dark energy. Journal of Cosmology and Astroparticle Physics. 2023. 2023. 10. 074-074
more...
Lectures and oral presentations  (86):
  • Cosmic string network and gravitational waves
    (New Perspectives on Cosmology 2024 2024)
  • 原始ブラックホールによる非ガウス性密度揺らぎ
    (第12回 観測的宇宙論ワークショップ 2023)
  • Gravitational waves from early dark energy
    (The 32nd Workshop on General Relativity and Gravitation in Japan 2023)
  • Nanohertz gravitational waves from axion domain walls coupled to QCD
    (KiPAS international workshop "From particle physics to supernovae and early Universe" 2023)
  • 中性子星磁場を用いたアクシオン探索
    (Aso workshop on Particle Physics and Cosmology 2023 2023)
more...
Professional career (1):
  • PhD (The University of Tokyo)
Awards (2):
  • 2019/11 - JGRG29 Outstanding presentation award Gold Prize
  • 2014/02 - 東京大学宇宙線研究所 宇宙線研究所修士博士発表会 所長賞
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