Rchr
J-GLOBAL ID：201401038405992049   Update date: Sep. 24, 2024

Hiramatsu Takashi

ヒラマツ タカシ | Hiramatsu Takashi
Affiliation and department：
Rikkyo University College of Science Department of Physics

About Rikkyo University College of Science Department of Physics


Job title： Assistant Professor
Homepage URL  (1)： http://www2.yukawa.kyoto-u.ac.jp/~takashi.hiramatsu/
Research field  (1)： Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Research keywords  (9)： cosmological perturbations ,  modified theories of gravity ,  numerical cosmology ,  reheating process ,  topological defects ,  cosmic string ,  cosmic microwave background ,  gravitational waves ,  cosmology
Research theme for competitive and other funds  (6)：
  • 2023 - 2028 Search for New Scalar Particles through Gravitational Waves
  • 2021 - 2025 宇宙論的背景重力波による超高エネルギー物理の開拓
  • 2016 - 2019 Surveying the early Universe in numerical cosmology
  • 2016 - 2018 宇宙マイクロ波背景放射における揺らぎの非線形進化
  • 2011 - 2013 Non-linear evolution of density fluctuations in numerical cosmology
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Papers (75)：
  • Takashi Hiramatsu, Marc Lilley, Daisuke Yamauchi. Dynamical simulations of colliding superconducting strings. Journal of Cosmology and Astroparticle Physics. 2024. 2024. 06. 030-030
  • Tsutomu Kobayashi, Takashi Hiramatsu. Weak-field regime of scalar-tensor theories with an instantaneous mode. Physical Review D. 2024. 109. 6. 064091
  • Minoru Eto, Takashi Hiramatsu, Izumi Saito, Yuki Sakakihara. String-wall composites winding around a torus knot vacuum in an axionlike model. Physical Review D. 2023. 108. 11. 116004
  • Shun Arai, Katsuki Aoki, Yuji Chinone, Rampei Kimura, Tsutomu Kobayashi, Hironao Miyatake, Daisuke Yamauchi, Shuichiro Yokoyama, Kazuyuki Akitsu, Takashi Hiramatsu, et al. Cosmological gravity probes: connecting recent theoretical developments to forthcoming observations. Progress of Theoretical and Experimental Physics. 2023. 2023. 7
  • Takashi Hiramatsu. CMB constraints on DHOST theories. Journal of Cosmology and Astroparticle Physics. 2022. 2022. 10. 035-035
ｍore...
MISC (4)：
Lectures and oral presentations  (120)：
  • CMB constraints on extended theories of gravity
    (Nagoya-Melbourne Joint Research Workshop on Cosmology 2024)
  • Testing gravity with CMB -- constrains on DHOST theories and modified gravity with two tensorial degrees of freedom --
    (COSMO23 2023)
  • Gravitational waves from anisotropic inflation and cosmic strings
    (Kickoff workshop “Search for new particles using gravitational waves” 2023)
  • Gravitational waves in the early Universe
    (2nd mini-workshop on the Early Universe 2023)
  • CMB in extended theories of gravity
    (Molecure workshop, "Non-linear Nature of Cosmological Perturbations and its Observational Consequences" 2023)
ｍore...
Education (4)：
  • 2004 - 2007 The University of Tokyo Graduate school of Science Department of Physics, Doctor's course
  • 2002 - 2004 The University of Tokyo Graduate school of Science Department of Physics, Master's cource
  • 2000 - 2002 The University of Tokyo School of Science Department of Physics
  • 1998 - 2000 The University of Tokyo Collage of Arts and Sciences Natural Sciences I
Professional career (1)：
  • 博士(理学) (東京大学)
Work history (8)：
  • 2020/04 - 現在 Rikkyo University Department of Physics, College of Science Assistant Professor
  • 2019/04 - 2020/03 The University of Tokyo Institute for Cosmic Ray Research ICRR fellow
  • 2016/09 - 2019/03 Rikkyo University Department of Physics, Collage of Science Postdoctoral fellow
  • 2016/04 - 2016/08 University of Kyoto Yukawa Institute for Theoretical Physics Research fellow
  • 2011/04 - 2016/03 University of Kyoto Yukawa Institute for Theoretical Physics Program-specific Researcher
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Association Membership(s) (1)：
THE PHYSICAL SOCIETY OF JAPAN
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

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