西澤淳

Nishizawa Atsushi | Atsushi J. Nishizawa

所属機関・部署：
職名：准教授
ホームページURL (1件)： https://sites.google.com/view/ajnishizawa

研究分野 (3件)：統計科学 , 素粒子、原子核、宇宙線、宇宙物理にする実験 , 天文学

研究キーワード (5件)：測光的赤方偏移 , 宇宙再電離 , 銀河団 , 機械学習 , 観測的宇宙論

競争的資金等の研究課題 (6件)：

全件表示

論文 (102件)：

Koya Murakami, Kenji Kadota, Atsushi J. Nishizawa, Kentaro Nagamine, Ikkoh Shimizu. Differentiating warm dark matter models through 21-cm line intensity mapping: A convolutional neural network approach. Physical Review D. 2024. 110. 2
Koya Murakami, Atsushi J Nishizawa, Kentaro Nagamine, Ikko Shimizu. Impact of astrophysical effects on the dark matter mass constraint with 21 cm intensity mapping. Monthly Notices of the Royal Astronomical Society. 2024. 530. 2. 2052-2067
Yoshiki Toba, Aoi Hashiguchi, Naomi Ota, Masamune Oguri, Nobuhiro Okabe, Yoshihiro Ueda, Masatoshi Imanishi, Atsushi J. Nishizawa, Tomotsugu Goto, Bau-Ching Hsieh, et al. AGN properties of ~1 million member galaxies of galaxy groups and clusters at z < 1.4 based on the Subaru Hyper Suprime-Cam survey. The Astrophysical Journal. 2024
Takumi Shimasue, Ken Osato, Masamune Oguri, Rhythm Shimakawa, Atsushi J. Nishizawa. Line-of-sight structure of troughs identified in Subaru Hyper Suprime-Cam Year 3 weak lensing mass maps. Monthly Notices of the Royal Astronomical Society. 2024. 527. 3. 5974-5987
Hironao Miyatake, Sunao Sugiyama, Masahiro Takada, Takahiro Nishimichi, Xiangchong Li, Masato Shirasaki, Surhud More, Yosuke Kobayashi, Atsushi J. Nishizawa, Markus M. Rau, et al. Hyper Suprime-Cam Year 3 results: Cosmology from galaxy clustering and weak lensing with HSC and SDSS using the emulator based halo model. Physical Review D. 2023. 108. 12

MISC (4件)：

Keitaro Ishikawa, Tomomi Sunayama, Atsushi J. Nishizawa, Hironao Miyatake, Takahiro Nishimichi. Robustness of baryon acoustic oscillations measurements with photometric redshift uncertainties. Monthly Notices of the Royal Astronomical Society. 2023. 526. 4. 5374-5385
Markus Michael Rau, Roohi Dalal, Tianqing Zhang, Xiangchong Li, Atsushi J Nishizawa, Surhud More, Rachel Mandelbaum, Hironao Miyatake, Michael A Strauss, Masahiro Takada. Weak Lensing Tomographic Redshift Distribution Inference for the Hyper Suprime-Cam Subaru Strategic Program three-year shape catalogue. Monthly Notices of the Royal Astronomical Society. 2023. 524. 4. 5109-5131
Takashi Hamana, Masato Shirasaki, Satoshi Miyazaki, Chiaki Hikage, Masamune Oguri, Surhud More, Robert Armstrong, Alexie Leauthaud, Rachel Mandelbaum, Hironao Miyatake, et al. Cosmological constraints from cosmic shear two-point correlation functions with HSC survey first-year data (vol 72, psz138, 2020). PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN. 2022. 74. 2. 488-491
Daiki Hashimoto, Atsushi J. Nishizawa, Masahiro Takada. Constraining Dark matter annihilation with Dark Energy Survey Y3 LSBG sample. arXiv. 2022. 2202.01400

講演・口頭発表等 (5件)：

学歴 (1件)：

学位 (1件)：

経歴 (10件)：

全件表示

委員歴 (4件)：

受賞 (4件)：

2023/03 - 日本天文学会欧文研究報告論文賞 GOLDRUSH. II. Clustering of galaxies at z~4-6 revealed with the half-million dropoujts over the 100 deg2 area corresponding to 1 Gpc3
2023/03 - 社団法人日本天文学会欧文研究報告論文賞 Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). II. Discovery of 32 quasars and luminous galaxies at 5.7<z<6.8
2021/03 - 社団法人日本天文学会欧文研究報告論文賞 Cosmology from cosmic shear power spectra with Subaru Hyper Suprime Cam first-year data
2021/03 - 日本天文学会欧文研究報告論文賞(共同受賞)

所属学会 (3件)：

理論天文学宇宙物理学懇談会 , 日本天文学会 , 日本物理学会

※　J-GLOBALの研究者情報は、researchmapの登録情報に基づき表示しています。登録・更新については、こちらをご覧ください。

西澤 淳