special topics

• (2025/3/11) 一般相対性理論、宇宙論、重力レンズ、重力波天文学についての日本語の教科書を日本評論社から出版しました。（日本評論社へのリンク）
• 著者：二間瀬 敏史 (著), 梅津 敬一 (著), 伊藤 洋介 (著)
• 出版社 ‏ : ‎ 日本評論社 (2025/3/11)
  単行本（ソフトカバー）, 320ページ, A5版
  ISBN-13 ‏ : ‎ 978-4535787216

• (2023/10) A collection of the special papers "KAGRA AND BEYOND: GRAVITATIONAL WAVE PHYSICS AND ASTRONOMY PART II" edited by Y. Itoh was released at Progress of Theoretical and Experimental Physics.
• (2021/4/8) "Gravitational wave physics and astronomy in the nascent era" was selected as an "Editor's choice".
• (2021/5) A collection of the special papers "KAGRA AND BEYOND: GRAVITATIONAL WAVE PHYSICS AND ASTRONOMY PART I" edited by Y. Itoh  was released at Progress of Theoretical and Experimental Physics. 

(2021/3/17) "First cryogenic test operation of underground km-scale gravitational-wave observatory KAGRA" by T. Akutsu et al. (KAGRA Collaboration), including Y. Itoh, N. Kanda, and S. Tsuchida was selected to be one of the 2019-20 Highlights of Classical and Quantum Gravity. A free preprint is available at the arxiv site as arXiv:1901.03569

(2021/2/24) “The asymmetry of antimatter in the proton” J. Dove et al., including Takahiro Sawada,
Nature volume 590, pages561–565(2021)

• NEWS AND VIEWS
   Antimatter in the proton is more down than up by Haiyan Gao | Feburuary 24, 2021 (Nature)
• News etc.
  • Nature’s funhouse mirror: understanding asymmetry in the proton by Savannah Mitchem | February 24, 2021 (Argonne National Laboratory)
  • Decades-Long Quest Reveals Details of the Proton’s Inner Antimatter by Natalie Wolchover | February 24, 2021 (Quantamagazine)
  • Protons’ antimatter is even more lopsided than we thought by Emily Conover | February 24, 2021 (ScienceNews)
  • The quark of the matter: what’s really inside a proton? by Nick Petrić Howe & Shamini Bundell | February 24, 2021 (Nature)