matter and antimatter

matter and antimatter

1. Hadrons

   • Baryon
     • Proton and antiproton
       • 3 quarks- up up down
     • Neutron and antineutron
       • 3 quarks- up down down
       • 3 quarks- up or down
   • Mesons
     • Kaon and Pion
       • Weak Decay
       • 2 quarks- quark and antiquark
     • Interacts with STRONG and EM forces

2. Leptons

   • Interacts with WEAK and EM
   • Electron and Positron
     • Stable
   • Muon and antimuon
   • tauons and antitauons
     • very short lifetimes
   • neutrino and antineutrino