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quant-ph2005
From Dirac to Diffusion: Decoherence in Quantum Lattice Gases
Peter J. Love, Bruce M. Boghosian
We describe a model for the interaction of the internal (spin) degree of freedom of a quantum lattice-gas particle with an environmental bath. We impose the constraints that the pa…
quant-ph2004★ 1 cited
Fidelity of Gaussian channels
Carlton M. Caves, Krzysztof Wodkiewicz
A noisy Gaussian channel is defined as a channel in which an input field mode is subjected to random Gaussian displacements in phase space. We introduce the quantum fidelity of a G…