Chasing the Tail of Cosmic Reionization with Dark Gap Statistics in the Ly

Autor: Zhu, Y, Becker, GD, Bosman, SEI, Keating, LC, Christenson, HM, Bañados, E, Bian, F, Davies, FB, D’Odorico, V, Eilers, AC, Fan, X, Haehnelt, MG, Kulkarni, G, Pallottini, A, Qin, Y, Wang, F, Yang, J

We present a new investigation of the intergalactic medium (IGM) near the end of reionization using "dark gaps" in the Lyman-alpha (Ly$\alpha$) forest. Using spectra of 55 QSOs at $z_{\rm em}>5.5$, including new data from the XQR-30 VLT Large Program

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a03b5751b12998632ce099b1a853ae9e
https://www.repository.cam.ac.uk/handle/1810/328321

Detection of stellar light from quasar host galaxies at redshifts above 6.

Autor: Ding X; Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU, WPI), The University of Tokyo, Chiba, Japan. xuheng.ding@ipmu.jp.; Center for Data-Driven Discovery, Kavli IPMU (WPI), UTIAS, The University of Tokyo, Kashiwa, Japan. xuheng.ding@ipmu.jp., Onoue M; Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU, WPI), The University of Tokyo, Chiba, Japan. onoue@pku.edu.cn.; Kavli Institute for Astronomy and Astrophysics, Peking University, Beijing, China. onoue@pku.edu.cn.; Max Planck Institute for Astronomy, Heidelberg, Germany. onoue@pku.edu.cn., Silverman JD; Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU, WPI), The University of Tokyo, Chiba, Japan.; Center for Data-Driven Discovery, Kavli IPMU (WPI), UTIAS, The University of Tokyo, Kashiwa, Japan.; Department of Astronomy, School of Science, The University of Tokyo, Bunkyo-ku, Japan., Matsuoka Y; Research Center for Space and Cosmic Evolution, Ehime University, Matsuyama, Japan., Izumi T; National Astronomical Observatory of Japan, Osawa, Mitaka, Japan.; Department of Physics, Graduate School of Science, Tokyo Metropolitan University, Hachioji, Japan., Strauss MA; Department of Astrophysical Sciences, Princeton University, Princeton, NJ, USA., Jahnke K; Max Planck Institute for Astronomy, Heidelberg, Germany., Phillips CL; Department of Astrophysical Sciences, Princeton University, Princeton, NJ, USA., Li J; Department of Astronomy, University of Illinois at Urbana-Champaign, Urbana, IL, USA., Volonteri M; Institute of Astrophysics of Paris, CNRS, Sorbonne Université, Paris, France., Haiman Z; Department of Astronomy, Columbia University, New York, NY, USA.; Department of Physics, Columbia University, New York, NY, USA., Andika IT; Physics Department, Technical University of München, Garching bei München, Germany.; Max Planck Institute for Astrophysics, Garching bei München, Germany., Aoki K; Subaru Telescope, National Astronomical Observatory of Japan, Hilo, HI, USA., Baba S; Graduate School of Science and Engineering, Kagoshima University, Kagoshima, Japan., Bieri R; Institute for Computational Science, University of Zurich, Zürich, Switzerland., Bosman SEI; Max Planck Institute for Astronomy, Heidelberg, Germany., Bottrell C; Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU, WPI), The University of Tokyo, Chiba, Japan.; Center for Data-Driven Discovery, Kavli IPMU (WPI), UTIAS, The University of Tokyo, Kashiwa, Japan., Eilers AC; MIT Kavli Institute for Astrophysics and Space Research, Cambridge, MA, USA., Fujimoto S; Department of Astronomy, The University of Texas at Austin, Austin, TX, USA., Habouzit M; Max Planck Institute for Astronomy, Heidelberg, Germany.; Centre for Astronomy at the University of Heidelberg (ITA), Heidelberg, Germany., Imanishi M; National Astronomical Observatory of Japan, Osawa, Mitaka, Japan.; Department of Astronomy, School of Science, Graduate University for Advanced Studies (SOKENDAI), Mitaka, Japan., Inayoshi K; Kavli Institute for Astronomy and Astrophysics, Peking University, Beijing, China., Iwasawa K; Institute of Sciences of the Cosmos (ICCUB), University of Barcelona (IEEC-UB), Barcelona, Spain.; ICREA, Barcelona, Spain., Kashikawa N; Department of Astronomy, School of Science, The University of Tokyo, Bunkyo-ku, Japan.; Research Center for the Early Universe, Graduate School of Science, The University of Tokyo, Bunkyo-ku, Japan., Kawaguchi T; Department of Economics, Management and Information Science, Onomichi City University, Onomichi, Japan., Kohno K; Research Center for the Early Universe, Graduate School of Science, The University of Tokyo, Bunkyo-ku, Japan.; Institute of Astronomy, Graduate School of Science, The University of Tokyo, Mitaka, Tokyo, Japan., Lee CH; W. M. Keck Observatory, Kamuela, HI, USA., Lupi A; 'G. Occhialini' Physics Department, University of Studi di Milano-Bicocca, Milano, Italy., Lyu J; Steward Observatory, University of Arizona, Tucson, AZ, USA., Nagao T; Research Center for Space and Cosmic Evolution, Ehime University, Matsuyama, Japan., Overzier R; Observatoryl/MCTI, Rua General José Cristino, Rio de Janeiro, Brazil., Schindler JT; Leiden Observatory, Leiden University, Leiden, The Netherlands., Schramm M; University of Potsdam, Potsdam, Germany., Shimasaku K; Department of Astronomy, School of Science, The University of Tokyo, Bunkyo-ku, Japan.; Research Center for the Early Universe, Graduate School of Science, The University of Tokyo, Bunkyo-ku, Japan., Toba Y; National Astronomical Observatory of Japan, Osawa, Mitaka, Japan.; Academia Sinica Institute of Astronomy and Astrophysics, Taipei, Taiwan., Trakhtenbrot B; School of Physics and Astronomy, Tel Aviv University, Tel Aviv, Israel., Trebitsch M; Kapteyn Astronomical Institute, University of Groningen, Groningen, The Netherlands., Treu T; Department of Physics and Astronomy, University of California, Los Angeles, CA, USA., Umehata H; Institute for Advanced Research, Nagoya University, Nagoya, Japan.; Department of Physics, Graduate School of Science, Nagoya University, Nagoya, Japan., Venemans BP; Leiden Observatory, Leiden University, Leiden, The Netherlands., Vestergaard M; Steward Observatory, University of Arizona, Tucson, AZ, USA.; DARK, Niels Bohr Institute, Copenhagen N, Denmark., Walter F; Max Planck Institute for Astronomy, Heidelberg, Germany., Wang F; Steward Observatory, University of Arizona, Tucson, AZ, USA., Yang J; Steward Observatory, University of Arizona, Tucson, AZ, USA.

Publikováno v: Nature [Nature] 2023 Sep; Vol. 621 (7977), pp. 51-55. Date of Electronic Publication: 2023 Jun 28.

Four direct measurements of the fine-structure constant 13 billion years ago.

Autor: Wilczynska MR; University of New South Wales Sydney, Sydney, NSW 2052, Australia., Webb JK; University of New South Wales Sydney, Sydney, NSW 2052, Australia. jkw@phys.unsw.edu.au., Bainbridge M; College of Science and Engineering, University of Leicester, University Road, Leicester LE17RH, UK., Barrow JD; DAMTP, Centre for Mathematical Sciences, University of Cambridge, Cambridge CB3 0WA, UK., Bosman SEI; Department of Physics and Astronomy, University College London, London WC1E 6BT, UK., Carswell RF; Institute of Astronomy, Madingley Road, Cambridge CB3 0HA, UK., Dąbrowski MP; Institute of Physics, University of Szczecin, Wielkopolska 15, 70-451 Szczecin, Poland., Dumont V; Computational Research Division, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA., Lee CC; DAMTP, Centre for Mathematical Sciences, University of Cambridge, Cambridge CB3 0WA, UK., Leite AC; Centro de Astrofísica da Universidade do Porto, Rua das Estrelas, 4150-762 Porto, Portugal.; Instituto de Astrofísica e Ciências do Espaço, CAUP, Rua das Estrelas, 4150-762 Porto, Portugal.; Faculdade de Ciências, Universidade do Porto, Rua do Campo Alegre, 4150-007 Porto, Portugal., Leszczyńska K; Institute of Physics, University of Szczecin, Wielkopolska 15, 70-451 Szczecin, Poland., Liske J; Hamburger Sternwarte, Universität Hamburg, Gojenbergsweg 112, D-21029 Hamburg, Germany., Marosek K; Maritime University, Wały Chrobrego 1-2, 70-500 Szczecin, Poland., Martins CJAP; Centro de Astrofísica da Universidade do Porto, Rua das Estrelas, 4150-762 Porto, Portugal.; Instituto de Astrofísica e Ciências do Espaço, CAUP, Rua das Estrelas, 4150-762 Porto, Portugal., Milaković D; European Southern Observatory, 85748 Garching bei München, Germany.; Ludwig-Maximilians-Universität, 80799 Munich, Germany., Molaro P; National Institute for Astrophysics, Astronomical Observatory of Trieste, Via G.B. Tiepolo 11, I34134, Italy., Pasquini L; European Southern Observatory, 85748 Garching bei München, Germany.

Publikováno v: Science advances [Sci Adv] 2020 Apr 24; Vol. 6 (17). Date of Electronic Publication: 2020 Apr 24 (Print Publication: 2020).