A dataset provided by the European Space Agency

Name 13013
Title How Extended was Helium II Reionization? A Statistical Census Probing Deep into the Reionization Era
URL https://hst.esac.esa.int/ehst/#/pages/search;proposal=13013;TAPCLIENT=DOI
DOI https://doi.org/10.5270/esa-napmqkj
Author Worseck, Gabor
Description This is a scientific proposal for HST mission. For specific information please visit https://archive.stsci.edu/proposal_search.php?id=13013&mission=hst
Publication
  • Characteristics of He II Proximity Profiles
  • Dating individual quasars with the He II proximity effect
  • Development of Hydrogen and Helium Proximity Zones around Quasars
  • Evidence for short ~ 1 Myr lifetimes from the He II proximity zones of z ~ 4 quasars
  • Statistical Detection of the He II Transverse Proximity Effect: Evidence for Sustained Quasar Activity for >25 Million Years
  • The Evolution of the He II-ionizing Background at Redshifts 2.3 < z < 3.8 Inferred from a Statistical Sample of 24 HST/COS He II Lya Absorption Spectra
  • The Extremely Luminous Quasar Survey in the Sloan Digital Sky Survey Footprint. II. The North Galactic Cap Sample
  • The first measurement of the quasar lifetime distribution
Instrument COS, COS/FUV, COS/NUV
Temporal Coverage 2013-04-11T15:17:22Z/2013-12-04T22:14:37Z
Version 1.0
Mission Description Launched in 1990, the NASA/ESA Hubble Space Telescope remains the premier UV and visible light telescope in orbit. With well over 1.6 million observations from 10 different scientific instruments, the ESA Hubble Science Archive is a treasure trove of astronomical data to be exploited.
Creator Contact https://support.cosmos.esa.int/esdc/index.php?/Tickets/Submit
Date Published 2014-12-05T09:26:13Z
Keywords Hubble, HST, HLA, HCV, ACS, COS, STIS, WFC3, FOC, FOS, HRS, NICMOS, WFPC, WFPC2
Publisher And Registrant European Space Agency
Credit Guidelines European Space Agency, Worseck comma Gabor, 2014, 'How Extended was Helium II Reionization? A Statistical Census Probing Deep into the Reionization Era', 1.0, European Space Agency, https://doi.org/10.5270/esa-napmqkj