Big Bang Nucleosynthesis

Accepted · 1948

Status: Accepted
Year: 1948

Summary

The first three minutes made hydrogen, helium, and a trace of lithium, in ratios fixed by the neutron-proton balance. The predicted helium fraction of about a quarter by mass is what we observe.

Timeline

Big Bang Nucleosynthesis

Equations

Boltzmann Distribution First Friedmann Equation Saha Ionization Equation

Proponent

George Gamow Ralph Alpher

Referenced by

equation

Boltzmann Distribution First Friedmann Equation Saha Ionization Equation

event

Big Bang Nucleosynthesis

researcher

George Gamow Ralph Alpher

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