866 citations
- Russian Academy of SciencesRU852 papers
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Showing 2003 · quant-phShow all
2 papers · 2 filters
quant-ph2003★ 29 cited
On Shor's channel extension and constrained channels
A. S. Holevo, M. E. Shirokov
In this paper we give several equivalent formulations of the additivity conjecture for constrained channels, which formally is substantially stronger than the unconstrained additiv…
quant-ph2003★ 8 cited
Coherent population trapping in the stochastic limit
L. Accardi, S. V. Kozyrev
A 2-level atom with degenerate ground state interacting with a quantum field is investigated. We show, that the field drives the state of the atom to a stationary state, which is n…