Dec 24, 2015 · In astronomy – and astrophysics and cosmology – there are two main kinds of nucleosynthesis, Big Bang nucleosynthesis (BBN), and stellar nucleosynthesis. During supernova nucleosynthesis, the r-process (r for rapid) creates very neutron-rich heavy isotopes, which decay after the event to the first stable isotope.
Apr 16, 2010 · Tests of Big Bang: The Light Elements Nucleosynthesis in the Early Universe. The term nucleosynthesis refers to the formation of heavier elements, …
Nucleosynthesis is the process that creates new atomic nuclei from pre-existing nucleons, primarily protons and neutrons. The first nuclei were formed about three.