Kinematic approach to the mixed state geometric phase in nonunitary evolution
Quantum Physics
2016-08-16 v2
Abstract
A kinematic approach to the geometric phase for mixed quantal states in nonunitary evolution is proposed. This phase is manifestly gauge invariant and can be experimentally tested in interferometry. It leads to well-known results when the evolution is unitary.
Cite
@article{arxiv.quant-ph/0405092,
title = {Kinematic approach to the mixed state geometric phase in nonunitary evolution},
author = {D. M. Tong and E. Sjöqvist and L. C. Kwek and C. H. Oh},
journal= {arXiv preprint arXiv:quant-ph/0405092},
year = {2016}
}
Comments
Minor changes; journal reference added