V
Vivien Bonvin
Researcher at École Polytechnique Fédérale de Lausanne
Publications - 60
Citations - 4197
Vivien Bonvin is an academic researcher from École Polytechnique Fédérale de Lausanne. The author has contributed to research in topics: Quasar & Hubble's law. The author has an hindex of 25, co-authored 56 publications receiving 3157 citations. Previous affiliations of Vivien Bonvin include École Normale Supérieure.
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Journal ArticleDOI
H0LiCOW – XIII. A 2.4 per cent measurement of H0 from lensed quasars: 5.3σ tension between early- and late-Universe probes
Kenneth C. Wong,Sherry H. Suyu,Sherry H. Suyu,Sherry H. Suyu,Geoff C. F. Chen,Cristian E. Rusu,Cristian E. Rusu,M. Millon,Dominique Sluse,Vivien Bonvin,Christopher D. Fassnacht,Stefan Taubenberger,Matthew W. Auger,Simon Birrer,James H. H. Chan,Frederic Courbin,Stefan Hilbert,O. Tihhonova,Tommaso Treu,Adriano Agnello,Xuheng Ding,Inh Jee,Eiichiro Komatsu,Eiichiro Komatsu,Anowar J. Shajib,Alessandro Sonnenfeld,Roger Blandford,Léon V. E. Koopmans,Philip J. Marshall,Georges Meylan +29 more
TL;DR: In this paper, the authors present a measurement of the Hubble constant and other cosmological parameters from a joint analysis of six gravitationally lensed quasars with measured time delays.
Journal ArticleDOI
H0LiCOW - V. New COSMOGRAIL time delays of HE 0435-1223: H0 to 3.8 per cent precision from strong lensing in a flat ΛCDM model
Vivien Bonvin,Frederic Courbin,Sherry H. Suyu,Sherry H. Suyu,Sherry H. Suyu,Philip J. Marshall,Cristian E. Rusu,Dominique Sluse,M. Tewes,Kenneth C. Wong,Thomas E. Collett,Christopher D. Fassnacht,Tommaso Treu,Matthew W. Auger,Stefan Hilbert,Léon V. E. Koopmans,G. Meylan,N. Rumbaugh,Alessandro Sonnenfeld,Chiara Spiniello +19 more
TL;DR: In this article, a new measurement of the Hubble Constant H-0 and other cosmological parameters based on the joint analysis of three multiply imaged quasar systems with measured gravitational time delays is presented.
Journal ArticleDOI
H0LiCOW – I. H0 Lenses in COSMOGRAIL's wellspring: program overview
Sherry H. Suyu,Sherry H. Suyu,Sherry H. Suyu,Vivien Bonvin,Frederic Courbin,Christopher D. Fassnacht,Cristian E. Rusu,Dominique Sluse,Tommaso Treu,Kenneth C. Wong,Matthew W. Auger,Xuheng Ding,Xuheng Ding,Stefan Hilbert,Philip J. Marshall,N. Rumbaugh,Alessandro Sonnenfeld,Alessandro Sonnenfeld,Alessandro Sonnenfeld,M. Tewes,O. Tihhonova,Adriano Agnello,Roger Blandford,Geoff C. F. Chen,Geoff C. F. Chen,Thomas E. Collett,Léon V. E. Koopmans,Kai Liao,Georges Meylan,Chiara Spiniello +29 more
TL;DR: The H0LiCOW (H-0 Lenses in COSMOGRAIL's Wellspring) project as mentioned in this paper is a program that aims to measure H-0 with <3.5 per cent uncertainty from five lens systems (B1608+ 656, RXJ1131-1231, HE 0435-1223, WFI2033-4723 and HE 1104-1805).
Journal ArticleDOI
H0LiCOW – IX. Cosmographic analysis of the doubly imaged quasar SDSS 1206+4332 and a new measurement of the Hubble constant
Simon Birrer,Tommaso Treu,Cristian E. Rusu,Cristian E. Rusu,Vivien Bonvin,Christopher D. Fassnacht,James H. H. Chan,Adriano Agnello,Anowar J. Shajib,Geoff C. F. Chen,Matthew W. Auger,Frederic Courbin,Stefan Hilbert,Dominique Sluse,Sherry H. Suyu,Kenneth C. Wong,Philip J. Marshall,Brian C. Lemaux,G. Meylan +18 more
TL;DR: In this article, a blind time-delay strong lensing (TDSL) cosmographic analysis of the doubly imaged quasar SDSS 1206+4332 was presented.
Journal ArticleDOI
H0LiCOW - IV. Lens mass model of HE 0435-1223 and blind measurement of its time-delay distance for cosmology
Kenneth C. Wong,Sherry H. Suyu,Matthew W. Auger,Vivien Bonvin,Frederic Courbin,Christopher D. Fassnacht,Aleksi Halkola,Cristian Rusu,Dominique Sluse,Alessandro Sonnenfeld,Tommaso Treu,Thomas E. Collett,Stefan Hilbert,Léon V. E. Koopmans,P. J. Marshall,Nicholas Rumbaugh +15 more
TL;DR: In this paper, a blind lens model analysis of the quadruply imaged quasar lens HE 0435-1223 using deep Hubble Space Telescope imaging, updated time-delay measurements from the COSmological MOnitoring of GRAvItational Lenses (COSMOGRAIL), a measurement of the velocity dispersion of the lens galaxy based on Keck data, and a characterization of the mass distribution along the line of sight.