Additivity in Isotropic Quantum Spin Channels
Quantum Physics
2007-05-23 v1
Abstract
We prove additivity of the minimum output entropy and the Holevo capacity for rotationally invariant quantum channels acting on spin-1/2 and spin-1 systems. The physical significance of these channels and their relations to other known channels is also discussed.
Keywords
Cite
@article{arxiv.quant-ph/0410034,
title = {Additivity in Isotropic Quantum Spin Channels},
author = {Nilanjana Datta},
journal= {arXiv preprint arXiv:quant-ph/0410034},
year = {2007}
}
Comments
13 pages