335 citations · 678 across the 8 of their papers we have counts for
Showing 2004 · astro-phShow all
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astro-ph2004
New BBN limits on Physics Beyond the Standard Model from He4
Richard H. Cyburt, Brian D. Fields, Keith A. Olive +1
A recent analysis of the He4 abundance determined from observations of extragalactic HII regions indicates a significantly greater uncertainty for the He4 mass fraction. The derive…
astro-ph2004
Primordial Nucleosynthesis for the New Cosmology: Determining Uncertainties and Examining Concordance
Richard H. Cyburt
Big bang nucleosynthesis (BBN) and the cosmic microwave background (CMB) have a long history together in the standard cosmology. The general concordance between the predicted and o…