0103083v1

related topics
{time, decoherence, evolution}
{force, casimir, field}
{temperature, thermal, energy}
{field, particle, equation}
{energy, gaussian, time}
{state, states, coherent}
{cavity, atom, atoms}
{state, states, entangled}
{photon, photons, single}
{information, entropy, channel}
{measurement, state, measurements}
{level, atom, field}
{wave, scattering, interference}
{classical, space, random}
{entanglement, phys, rev}
{state, phys, rev}
{trap, ion, state}

Decoherence effects of motion-induced radiation

Paulo A. Maia Neto, Diego A. R. Dalvit

abstract: The radiation pressure coupling with vacuum fluctuations gives rise to energy damping and decoherence of an oscillating particle. Both effects result from the emission of pairs of photons, a quantum effect related to the fluctuations of the Casimir force. We discuss different alternative methods for the computation of the decoherence time scale. We take the example of a spherical perfectly-reflecting particle, and consider the zero and high temperature limits. We also present short general reviews on decoherence and dynamical Casimir effect.

oai_identifier:
oai:arXiv.org:quant-ph/0103083
categories:
quant-ph
comments:
9 pages. To be published in the Proceedings of the Conference on Quantum Optics I, held in Santiago, Chile, August 2000 (Springer-Verlag)
arxiv_id:
quant-ph/0103083
created:
2001-03-14

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