Dirac's Polarized Neutrinos

Lorentz-covariant World

Massive/Slow between Massless/Fast

Energy
Momentum
E=p2/2m Einstein's
E=(m2 + p2)1/2
E=p

Helicity
Spin, Gauge
S3
S1 S2
Wigner's
Little Group
S3
Gauge Trans.

Spin half
particles
Thomas
Effect
Dirac
Equation
Neutrino
Polarization
Dirac and Wigner
Two famous brothers-in-law
from AIP E. Segre Visual Archives


copyright@2008 by Y. S. Kim, unless otherwise specified.