Results 161 to 170 of about 830 (187)

Reionization of the Milky Way, M31, and their satellites – I. Reionization history and star formation [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2018
14 pages, 12 figures, 2 tables.
Gustavo Yepes   +2 more
exaly   +3 more sources

Observational Constraints on Cosmic Reionization [PDF]

open access: yesAnnual Review of Astronomy and Astrophysics, 2006
Observations have set the first constraints on the epoch of reionization (EoR), corresponding to the formation epoch of the first luminous objects. Studies of Gunn-Peterson (GP) absorption indicate a rapid increase in the neutral fraction of the intergalactic medium (IGM) from xHI< 10−4at z ≤ 5.5, to xHI> 10−3, perhaps up to 0.1, at z∼6, while ...
Brian Keating   +2 more
exaly   +3 more sources

The Epoch of Reionization

2020
Die Epochen der kosmischen Erwärmung und Reionisierung sind Teil des Übergangs in dem das dunkle Zeitalter des Universums mit einer kosmischen Morgenröte endete. Irgendwann während der ersten Milliarde Jahre bildeten sich die ersten Galaxien und mit ihnen die ersten Lichtquellen, deren Strahlung das intergalaktische Gas erhitzte und ionisierte.
openaire   +2 more sources

Reionization of the Universe

Progress of Theoretical Physics Supplement, 2005
One would not have expected just a few years ago that we could observationally start probing the reionization process in the redshift range 6 - 30. This is indeed extremely exciting, because we are in a completely uncharted water. I will review some of the latest developments on cosmological reionization and suggest, in a somewhat more personal way ...
openaire   +1 more source

The Reionization Epoch

1999
We reconsider the problem of the reionization of the universe by means of stellar sources. Using the model developed by Haiman & Loeb (1997), we focus on the effect of changing basic parameters, such as stellar models and spectra, adopted for finding the ionizing photons production rate.
COJAZZI P.   +3 more
openaire   +1 more source

Exploring the epoch of hydrogen reionization using FRBs

Monthly Notices of the Royal Astronomical Society, 2021
Paz Beniamini   +2 more
exaly  

Measuring the topology of reionization with Betti numbers

Monthly Notices of the Royal Astronomical Society, 2021
Garrelt Mellema   +2 more
exaly  

Reionization and Cosmology with 21-cm Fluctuations

Annual Review of Astronomy and Astrophysics, 2010
MIGUEL Morales, J Stuart B Wyithe
exaly  

Reionization history constraints from neural network based predictions of high-redshift quasar continua

Monthly Notices of the Royal Astronomical Society, 2020
Sarah Elena Ivana Bosman   +2 more
exaly  

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