Positive Quantum Brownian Evolution

Preprint

19 June 2012

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.1206.4269

Abstract

Using the independent oscillator model with an arbitrary system potential, we derive a quantum Brownian equation assuming a correlated total initial state. Although not of Lindblad form, the equation preserves positivity of the density operator on a restricted set of initial states.

Keywords

QUANTUM BROWNIAN EVOLUTION
INDEPENDENT OSCILLATOR
OSCILLATOR MODEL
POSITIVE QUANTUM
EVOLUTION USING
INITIAL STATE

All Related Versions

Version 1, 2012-06-19, ArXiv
Published version: Physical Review Letters, 77 (13), 2600.

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