An observable entanglement measure for unknown mixed quantum states
Quantum Physics
2015-06-26 v3
Abstract
We show how an unknown mixed quantum state's entanglement can be quantified by a suitable, local parity measurement on its two-fold copy.
Cite
@article{arxiv.quant-ph/0605250,
title = {An observable entanglement measure for unknown mixed quantum states},
author = {Florian Mintert and Andreas Buchleitner},
journal= {arXiv preprint arXiv:quant-ph/0605250},
year = {2015}
}
Comments
in press in PRL