Physics 363. Particle Physics : Problem Set 5
Carlos Wagner, Spring 2013
Due Monday, June 3, 1:30 p.m.
Spontaneous Symmetry Breaking and Fermion and Gauge Boson Masses
1. The electroweak sector of the Standard Model is based on the group SU (2)L U (1)Y .
Physics 363. Particle Physics : Problem Set 4
Carlos Wagner, Spring 2013
Due Monday, May 20, 11:30 AM
Feynman Digrams
1. Compute the amplitude for the scattering of two photons into an electron and a positron.
a. Asssume zero electron mass and compute the
Physics 363. Particle Physics : Problem Set 3
Carlos Wagner, Spring 2013
Due Wednesday, May 8, 11:30 AM
1. Dirac derivation of the equation of motion of spin 1/2 particles concentrated on the
electron case and therefore assumed that the particles had a no
Physics 363. Particle Physics : Problem Set 2
Carlos Wagner, Spring 2013
Due Monday 29 April, 11:30 AM
1. In class, we demonstrated that the amplitude of probability for a particle in an initial
energy eigenstate i = Ni exp(ipi x) to end up in a nal energ
Physics 363. Particle Physics : Problem Set 1
Carlos Wagner, Spring 2013
Due Monday, April 15, 11:30 AM.
1. A particle of mass M decays into two lighter particles, A and B , of masses MA and MB .
Using the conservation of the energy momentum vector, P , a