Probing New Physics with Big Bang Nucleosynthesis - SFB 1258

Part II: The thermal universe: This part discusses the evolution of particles in the early universe up to a time of 380,000 years after the big bang.







ASTR/PHY 395 - Cosmology - Lehigh University
Big Bang Nucleosynthesis (BBN) begins in earnest when the. Universe is a few minutes old and ends less than half an hour later when the nuclear reactions are ...
Lecture notes: Cosmology
from which, integrating and putting the epoch of Big Bang at t = 0,i.e. a(t =0)=0, we find a(t)=(. 3. 2. H0t)2/3 or simply a ? t2/3. (3.2.8).
The History Of The Universe
The prevailing cosmological model, the Big Bang theory, describes the universe's origin from an incredibly hot, dense state approximately 13.8 billion years ago ...



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Origins & Evolution of the Universe