Quantum privacy and quantum coherence
量子物理
2009-10-30 v2
摘要
We derive a simple relation between a quantum channel's capacity to convey coherent (quantum) information and its usefulness for quantum cryptography.
引用
@article{arxiv.quant-ph/9709058,
title = {Quantum privacy and quantum coherence},
author = {Benjamin Schumacher and Michael D. Westmoreland},
journal= {arXiv preprint arXiv:quant-ph/9709058},
year = {2009}
}
备注
6 pages RevTex; two short comments added 7 October 1997