Positive-definite states of a Klein-Gordon type particle
arXiv:hep-th/0702162 · doi:10.1016/j.physleta.2008.03.052
Abstract
A possible way for the consistent probability interpretation of the Klein-Gordon equation is proposed. It is assumed that some states of a scalar charged particle cannot be physically realized. The rest of quantum states are proven to have positive-definite probability distributions.
10 pages