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Related papers: Big Bang Nucleosynthesis and Related Observations

200 papers

WThe current status of big bang nucleosynthesis is reviewed with an emphasis on the comparison between the observational determination of the light element abundances of \D, \he3, \he4 and \li7 and the predictions from theory. In…

Astrophysics · Physics 2009-09-15 Keith A. Olive , Sean T. Scully

The current status of big bang nucleosynthesis is reviewed. Particular attention is given to the degree at which the theory is consistent with the observation of the light element abundances.

Astrophysics · Physics 2007-05-23 Keith A. Olive

We present a brief review of Big Bang Nucleosynthesis (BBN). We discuss theoretical and observational uncertainties in deuterium and helium-4 primordial abundances and their implications for the determination of important cosmological…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. L. Villante , A. D. Dolgov

Big Bang Nucleosynthesis (BBN) is the synthesis of the light nuclei, Deuterium, He3, He4 and Li7, during the first few minutes of the universe. This review concentrates on recent improvements in the measurement of the primordial (after BBN,…

Astrophysics · Physics 2009-10-31 David Tytler , John M. O'Meara , Nao Suzuki , Dan Lubin

The dual origin of population II Li7, in both big bang nucleosynthesis and galactic cosmic-ray nucleosynthesis is discussed. It is argued that with additional Li6 data, stringent limits on the degree of Li7 depletion can be obtained. Li7…

Astrophysics · Physics 2007-05-23 Keith A. Olive , Brian D. Fields

The concordance of standard big bang nucleosynthesis theory and the related observations of the light element isotopes (including some new higher \he4 abundances) will be reviewed. Implications of BBN on chemical evolution, dark matter and…

Astrophysics · Physics 2009-09-15 Keith A. Olive

The current of status of big bang nucleosynthesis is reviewed and the concordance between theory and observation is examined in detail. It is argued that when using the observational data on he4 and li7, the two isotopes whose abundances…

Astrophysics · Physics 2008-02-03 Keith A. Olive

A review of Big Bang Nucleosynthesis (BBN) is presented. Observations of deuterium and helium-4 are discussed. Some BBN restrictions on non-standard physics, especially on neutrino properties and time-variation of fundamental constants are…

High Energy Physics - Phenomenology · Physics 2015-06-25 A. D. Dolgov

We report the results of a new accurate evaluation of light nuclei yields in primordial nucleosynthesis. All radiative effects, finite nucleon mass, thermal and plasma corrections are included in the proton to neutron conversion rates. The…

Astrophysics · Physics 2008-11-26 S. Esposito , G. Mangano , G. Miele , O. Pisanti

We calculate primordial abundances of light elements produced during big bang nucleosynthesis when the fine structure constant and/or the cosmic expansion rate take non-standard values. We compare them with the recent values of observed D,…

High Energy Physics - Phenomenology · Physics 2009-11-10 Kazuhide Ichikawa , Masahiro Kawasaki

Big Bang Nucleosynthesis represents perhaps the first, and still perhaps the most powerful particle-astrophysics connection. As such, it should provide an example for other work in this area. I discuss the current status of standard model…

Astrophysics · Physics 2008-11-26 Lawrence M. Krauss

We update the Big Bang Nucleosynthesis (BBN) calculations on the basis of the recent NACRE compilation of reaction rates. In particular, we calculate the uncertainties related to the nuclear reaction rates on the abundances of 7Li and…

Astrophysics · Physics 2016-11-03 Alain Coc , Elisabeth Vangioni-Flam , Michel Casse

Recent observational and theoretical developments concerning the primordial synthesis of the light elements are reviewed, and the implications for dark matter mentioned.

Astrophysics · Physics 2007-05-23 Subir Sarkar

The current status of big bang nucleosynthesis and its implications for physics beyond the standard model is reviewed. In particular, limits on the effective number of neutrino flavors and extra Z gauge boson masses are updated.

High Energy Physics - Phenomenology · Physics 2016-09-01 Keith A. Olive

During its hot, dense, early evolution the Universe was a primordial nuclear reactor, synthesizing the light nuclides D, 3He, 4He and 7Li in the first thousand seconds. The presently observed abundances of these relic nuclides provide a…

Astrophysics · Physics 2007-05-23 G. Steigman

The early, hot, dense, expanding Universe was a primordial reactor in which the light nuclides D, 3He, 4He and 7Li were synthesized in astrophysically interesting abundances. The challenge to the standard hot big bang model (Big Bang…

Astrophysics · Physics 2007-05-23 Gary Steigman

Big Bang Nucleosynthesis (BBN), along with the cosmic background radiation and the Hubble expansion, is one of the pillars ofthe standard, hot, big bang cosmology since the primordial synthesis of the light nuclides (D, $^3$He, $^4$He,…

Astrophysics · Physics 2008-02-03 Gary Steigman

A brief review of standard big bang nucleosynthesis theory and the related observations of the light element isotopes is presented. Implications of BBN on chemical evolution and constraints on particle properties will also be discussed.

Astrophysics · Physics 2009-09-15 Keith A. Olive

We update the Big Bang Nucleosynthesis calculations on the basis of the recent NACRE compilation. The average values of the calculated abundances of light nuclei do not differ significantly from that obtained using the previous Fowler's…

Astrophysics · Physics 2016-08-30 Elisabeth Vangioni-Flam , Alain Coc , Michel Casse

We summarize the history, theory, observational status, and implications of big-bang nucleosynthesis.

Astrophysics · Physics 2007-05-23 Scott Burles , Kenneth M. Nollett , Michael S. Turner
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