The NAOJ Division of Science Cosmology Group

Journal Club (NAOJ-Cosmo)

国立天文台 科学研究部 宇宙論グループ 文献紹介




·        2/26/2024 (Mon) 13:00 --

Takashi Hamana, The SRG/eROSITA and cosmological tension of σ8



2)   A&A, vol. 682, A34 (2024),







·        1/29/2024 (Mon) 16:00 --

Kazunori Kohri


Parity violation in the Universe


1)     Could Sample Variance be Responsible for the Parity-Violating Signal Seen in the BOSS Galaxy Survey?, Oliver H. E. Philcox, Julia Ereza, arXiv:2401.09523 [astro-ph.CO]


2)     Probing Parity-Violation with the Four-Point Correlation Function of BOSS Galaxies, Oliver H. E. Philcox, arXiv:2206.04227 [astro-ph.CO]


3)     Planck constraints on Cosmic Birefringence and its cross-correlation with the CMB, G. Zagatti, M. Bortolami, A. Gruppuso, P. Natoli, L. Pagano, G. Fabbian, rXiv:2401.11973 [astro-ph.CO]rXiv:2401.11973 [astro-ph.CO]


4)     Deuterium D/H Measurement in the metal-poor sub-DLA system at 𝑧 = 3.42 towards quasar J 1332+0052, P.A. Kislitsyn, S.A. Balashev, M.T. Murphy, C. Ledoux, P. Noterdaeme, A.V. Ivanchik, arXiv:2401.12797 [astro-ph.CO]





·        11/28/2023 (Fri) 15:00--

Naonori S. Sugiyama


1)   First test of the consistency relation for the large-scale structure using the anisotropic three-point correlation function of BOSS DR12 galaxies

(An explanatory video is available at


2)   Naonori S. Sugiyama, Daisuke Yamauchi, Tsutomu Kobayashi, Tomohiro Fujita, Shun Arai, Shin'ichi Hirano, Shun Saito, Florian Beutler, Hee-Jong



3) Sugiyama, Shiraishi, Okumura



·        10/30/2023 (Mon) 15:00 --

Takashi Hamana


1)   Enrique Paillas, et al, arxiv:2309.16541


2)   Chi-Ting Chiang, Christian Wagner, Fabian Schmidt, Eiichiro Komatsu, 2014, JCAP, 05, 048



·        10/23/2023 (Mon) 15:00 --

Kazunori Kohri


JWST and the early-universe cosmology


1)   JWST‘s UV luminosity function is consistent with ΛCDM, Yi-Ying Wang, Lei Lei, Guan-Wen Yuan, Yi-Zhong Fan, arXiv:2307.12487 [astro-ph.GA],

2)   An inflation model for massive primordial black holes to interpret the JWST observations”, Bing-Yu Su, Nan Li, Lei Feng, arXiv:2306.05364 [astro-ph.CO]

3)   NANOGrav15yr, JWST’s early star formation and Hubble tension, Yann Gouttenoire, Sokratis Trifinopoulos, Georgios Valogiannis, Miguel Vanvlasselaer, arXiv:2307.01457 [astro-ph.CO]

4)   Primordial power spectrum in light of JWST observations of high redshift galaxies, Priyank Parashari, Ranjan Laha, arXiv:2305.00999 [astro-ph.CO]





問い合わせ先: 郡 和範 (こおり かずのり)

Contact: Kazunori Kohri