Sunday, August 9, 2015

standard model - What exactly is the weak portion of the SM gauge group?



This Wikipedia article: http://en.wikipedia.org/wiki/Left%E2%80%93right_symmetry states that the weak part of the SM gauge group is not SU(2)L×U(1)Y but SU(2)L×U(1)YZ2. If this is correct, what is the significance of the Z2 ?




No comments:

Post a Comment

classical mechanics - Moment of a force about a given axis (Torque) - Scalar or vectorial?

I am studying Statics and saw that: The moment of a force about a given axis (or Torque) is defined by the equation: $M_X = (\vec r \times \...