2 citations · 2 across the 2 of their papers we have counts for
2 papers
physics.gen-ph2014★ 2 cited
Kinematic Explanation of Massless Particles Only Having Two Helicity States
Changli Liu, Fengjun Ge
Why massless particles, for example photons, can only have two helicity one-particle states is the main subject of this work. As we know, the little group which describes massive p…
physics.gen-ph2010
Are conservation laws independent of field equations?
Changli Liu
The charge conservation law () usually is considered as a corollary of Maxwell's equations and is not independent of Maxwell's field equations. A circular reasoni…