We propose a scheme for preparing arbitrary two photons polarization entangled mixed states via controlled location decoherence. The scheme uses only linear optical devices and single-mode optical fibers, and may be feasible in experiment within current optical technology.
@article{arxiv.quant-ph/0107145,
title = {Preparation of polarization entangled mixed states of two photons},
author = {Chuanwei Zhang},
journal= {arXiv preprint arXiv:quant-ph/0107145},
year = {2009}
}
Comments
3 pages, 5 figs. The article has been rewritten. Discussion about experiment are added. To appear in Phys. Rev. A