January 18, 2010

Isospin is introduced by analogy to spin. Color is introduced as a solution for the existence of delta particles (uuu), which would otherwise have all quarks in the same state - illegal for fermions. Gluons properties are describe by analogy to quark antiquark pairs.

Topics: 
  • The mathematics of spin
  • Isospin
  • Color, quarks, and gluons