Lecture 24

Baryogenesis

• the cosmic matter/antimatter asymmetry:
  observational evidence for one of these scenarios
  COMPTEL 511 keV sky and INTEGRAL update, EGRET >100 MeV sky
• failure of a baryon-symmetric universe
• Sakharov's three ingredients for bayogenesis

  parity violation: theory, experiment

  CP violation observed

  rare K⁰ decays: Fitch & Cronin, KTeV

  rate B⁰ decays: BaBar, Belle

Stellar Nucleosynthesis

Overview of Stellar Structure and Evolution