Comment on "Quantification of Macroscopic Quantum Superpositions within Phase Space"
Quantum Physics
2011-06-03 v2
Abstract
The phase space measure proposed by Lee and Jeong [PRL 106, 220401 (2011)] is shown to be closely related to a well-studied measure in the literature. For pure states, the newly proposed measure is equivalent to an old measure; for mixed states, some discussions are given.
Cite
@article{arxiv.1106.0062,
title = {Comment on "Quantification of Macroscopic Quantum Superpositions within Phase Space"},
author = {Jiangbin Gong},
journal= {arXiv preprint arXiv:1106.0062},
year = {2011}
}
Comments
minor changes, submitted to Phys. Rev. Lett