Publications

Dark Matter distinguished by skewed microlensing in the ``Dragon Arc''
Tom Broadhurst, Sung Kei Li, Amruth Alfred, Jose M. Diego, Paloma Morilla, Patrick L. Kelly, Fengwu Sun, Masamune Oguri, Hayley Williams, Rogier Windhorst, Adi Zitrin, Katsuya T. Abe, Wenlei Chen, Yoshinobu Fudamoto, Hiroki Kawai, Jeremy Lim, Tao Liu, Ashish K. Meena, Jose M. Palencia, George F. Smoot, Liliya L.~R. Williams
Cite DOI arXiv
CMB lensing from early-formed dark matter halos
Katsuya T. Abe, Hiroyuki Tashiro
Cite DOI arXiv
JWST Discovery of $40+$ Microlensed Stars in a Magnified Galaxy, the ``Dragon'' behind Abell 370
Yoshinobu Fudamoto, Fengwu Sun, Jose M. Diego, Liang Dai, Masamune Oguri, Adi Zitrin, Erik Zackrisson, Mathilde Jauzac, David J. Lagattuta, Eiichi Egami, Edoardo Iani, Rogier A. Windhorst, Katsuya T. Abe, Franz Erik Bauer, Fuyan Bian, Rachana Bhatawdekar, Thomas J. Broadhurst, Zheng Cai, Chian-Chou Chen, Wenlei Chen, Seth H. Cohen, Christopher J. Conselice, Daniel Espada, Nicholas Foo, Brenda L. Frye, Seiji Fujimoto, Lukas J. Furtak, Miriam Golubchik, Tiger Yu-Yang Hsiao, Jean-Baptiste Jolly, Hiroki Kawai, Patrick L. Kelly, Anton M. Koekemoer, Kotaro Kohno, Vasily Kokorev, Mingyu Li, Zihao Li, Xiaojing Lin, Georgios E. Magdis, Ashish K. Meena, Armin Nabizadeh, Johan Richard, Charles L. Steinhardt, Yunjing Wu, Yongda Zhu, Siwei Zou
Cite DOI arXiv
Analytic approach to astrometric perturbations of critical curves by substructures
Katsuya T. Abe, Hiroki Kawai, Masamune Oguri
Cite DOI arXiv
Translating nano-Hertz gravitational wave background into primordial perturbations taking account of the cosmological QCD phase transition
Katsuya T. Abe, Yuichiro Tada
Cite DOI arXiv
Primordial black holes and gravitational waves induced by exponential-tailed perturbations
Katsuya T. Abe, Ryoto Inui, Yuichiro Tada, Shuichiro Yokoyama
Cite DOI arXiv
Cosmological contribution from population III stars in ultracompact minihalos
Katsuya T. Abe
Cite DOI arXiv
Cosmological free-free emission from dark matter halos in the ensuremathŁambda CDM model
Katsuya T. Abe, Hiroyuki Tashiro
Cite DOI arXiv
Constraint on the early-formed dark matter halos using the free-free emission in the Planck foreground analysis
Katsuya T. Abe, Teppei Minoda, Hiroyuki Tashiro
Cite DOI arXiv
Free-free background radiation from accreting primordial black holes
Hiroyuki Tashiro, Katsuya T. Abe, Teppei Minoda
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Population III star explosions and Planck 2018 data
Katsuya T. Abe, Hiroyuki Tashiro
Cite DOI arXiv
Induced gravitational waves as a cosmological probe of the sound speed during the QCD phase transition
Katsuya T. Abe, Yuichiro Tada, Ikumi Ueda
Cite DOI arXiv
The 21-cm signals from ultracompact minihaloes as a probe of primordial small-scale fluctuations
Kunihiko Furugori, Katsuya T. Abe, Toshiyuki Tanaka, Daiki Hashimoto, Hiroyuki Tashiro, Kenji Hasegawa
Cite DOI arXiv
Thermal Sunyaev-Zel'dovich anisotropy due to primordial black holes
Katsuya T. Abe, Hiroyuki Tashiro, Toshiyuki Tanaka
Cite DOI arXiv