A
A. Goobar
Researcher at Lawrence Berkeley National Laboratory
Publications - 93
Citations - 40185
A. Goobar is an academic researcher from Lawrence Berkeley National Laboratory. The author has contributed to research in topics: Supernova & Redshift. The author has an hindex of 27, co-authored 81 publications receiving 37290 citations. Previous affiliations of A. Goobar include Stockholm University.
Papers
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SNAP: Supernova / Acceleration Probe. An Experiment to Measure the Properties of the Accelerating Universe
Susana E. Deustua,D. Curtis,G. Goldhaber,J. R. Graham,S. Harris,Peter Harvey,H. Heetderks,A. Kim,M. L. Lampton,R. Lin,David H. Pankow,C. R. Pennypacker,A. L. Spadafora,George F. Smoot,Greg Aldering,W. Edwards,Brenda Frye,D. E. Groom,S. T. Holland,D. Kasen,R. A. Knop,R. Lafever,M. E. Levi,Peter Nugent,Saul Perlmutter,K. Robinson,Pierre Astier,J. F. Genat,D. Hardin,J. M. Levy,R. Pain,K. Schamahneche,A. Baden,J. Goodman,G. Sullivan,Richard Ellis,M. Metzger,Dragan Huterer,A. S. Fruchter,Chris Bebek,Lars Bergström,A. Goobar,C. Lidman,Jeffrey A. Rich,A. Mourao +44 more
Journal ArticleDOI
Hubble constant and nuclear equation of state from kilonova spectro-photometric light curves
M. A. P'erez-Garc'ia,Luca Izzo,Diego Barba,Mattia Bulla,A. Sagu'es-Carracedo,E. A. Coello Pérez,C. Albertus,Suhail Dhawan,Francisco Prada,Adriano Agnello,C. Angus,S. H. Bruun,C. del Burgo,Carlos Dominguez-Tagle,Christa Gall,A. Goobar,Jens Hjorth,D. L. Jones,A. L'opez-S'anchez,Jesper Sollerman +19 more
TL;DR: In this paper , the authors evaluate the performance of the Integral Field Unit in the OSIRIS spectrograph on the 10 . 4 m Gran Telescopio CANARIAS (GTC) by performing absolute spectro-photometry over the entire 3600 − 10000 Å spectral range and evaluate the observational prospects and performance of MAAT on the GTC to do the following: a) study the impact of the equation of state on the kilonova light curve, and determine to what extent bounds on neutron star radii or compactness deriving from KN peak magnitudes can be identified and b) measure the Hubble constant, with precision improved by up to 40%, when both gravitational wave data and photometric-light curves are used.
Journal ArticleDOI
LensWatch. I. Resolved HST Observations and Constraints on the Strongly Lensed Type Ia Supernova 2022qmx (“SN Zwicky”)
J. D. R. Pierel,Nikki Arendse,Sabine Ertl,X. Huang,Leonidas A. Moustakas,S. Schuldt,Anowar J. Shajib,Yiping Shu,Simon Birrer,M. Bronikowski,Jens Hjorth,Sherry H. Suyu,Shankar Agarwal,Adriano Agnello,Adam S. Bolton,Sukanya Chakrabarti,Christopher J. Cold,Frederic Courbin,Suhail Dhawan,Matthias Engesser,Ori D. Fox,Christa Gall,Sebastian Gomez,A. Goobar,S. Jha,Camilo Eduardo Jimenez,Joel Johansson,C. Larison,G Li,Rui Marques-Chaves,Shude Mao,Paolo A. Mazzali,Ismael Perez-Fournon,Tanja Petrushevska,Frédérick Poidevin,Armin Rest,Wen-Hung Sheu,R. Shirley,E. Silver,C. Storfer,Louis-Gregory Strolger,Tommaso Treu,Radosław Wojtak,Yossef Zenati +43 more
TL;DR: In this article , the authors measured photometry for each of the four images of SN Zwicky, which are resolved in three WFC3/UVIS filters (F475W, F625W, and F814W) but unresolved with WFC 3/IR F160W, to find consistency between lens-model-predicted time delays (≲1 day), and delays estimated with the single epoch of Hubble Space Telescope colors (≼3.5 days).
Journal Article
The SNAP near infrared detectors
Gregory Tarle,Carl W. Akerlof,Greg Aldering,Rahman Amanullah,Pierre Astier,E. Barrelet,Chris Bebek,Lars Bergström,J. Bercovitz,Gary Bernstein,Manfred Bester,Alain Bonissent,C. R. Bower,William Carithers,Eugene D. Commins,C. T. Day,Susana E. Deustua,R. DiGennaro,Anne Ealet,Richard S. Ellis,M. Eriksson,A. S. Fruchter,J. F. Genat,G. Goldhaber,A. Goobar,D. E. Groom,S. Harris,Peter Harvey,H. Heetderks,S. T. Holland,Dragan Huterer,Armin Karcher,Alex G. Kim,William F. Kolbe,B. Krieger,R. Lafever,J. I. Lamoureux,M. L. Lampton,M. E. Levi,D. Levin,Eric V. Linder,S. C. Loken,Roger F. Malina,Richard Massey,R. Miguel,Timothy A. McKay,Shawn McKee,Edvard Mörtsell,Nick Mostek,S. L. Mufson,J. A. Musser,Peter Nugent,Hakeem M. Oluseyi,R. Pain,N. Palaio,David H. Pankow,Saul Perlmutter,R. Pratt,Eric Prieto,A. Refregier,Jason Rhodes,K. Robinson,Natalie A. Roe,Michael Sholl,Michael Schubnell,G. Smadja,George F. Smoot,A. L. Spadafora,A. D. Tomasch,H. von der Lippe,R. Vincent,J.-P. Walder,Guofeng Wang +72 more
TL;DR: The SuperNova/Acceleration Probe (SNAP) as discussed by the authors was the first NIR system to detect Type Ia supernovae between z = 1 and 1.7.
Posted Content
Observation of Cosmological Time Dilation using Type Ia Supernovae as Clocks
G. Goldhaber,Susana E. Deustua,S. Gabi,Donald E. Groom,I. M. Hook,A. G. Kim,M. Y. Kim,Janice C. Lee,R. Pain,C. R. Pennypacker,S. Perlmutter,I. Small,A. Goobar,Richard S. Ellis,Karl Glazebrook,Richard G. McMahon,B. J. Boyle,P. S. Bunclark,D. Carter,Michael G. Irwin,Heidi Jo Newberg,A. V. Filippenko,Thomas Matheson,Michael A. Dopita,Jeremy Mould,W. J. Couch +25 more
TL;DR: In this article, the first results from a systematic search for high redshift Type Ia supernovae were reported, and the light curves were all broadened (time dilated) as expected from the expanding universe hypothesis.