9801042v2

related topics
{measurement, state, measurements}
{time, wave, function}
{state, states, coherent}
{operator, operators, space}
{energy, gaussian, time}
{time, decoherence, evolution}
{equation, function, exp}
{photon, photons, single}
{algorithm, log, probability}
{cavity, atom, atoms}

Linear quantum trajectories: Applications to continuous projection measurements

K. Jacobs, P. L. Knight

abstract: We present a method for obtaining evolution operators for linear quantum trajectories. We apply this to a number of physical examples of varying mathematical complexity, in which the quantum trajectories describe the continuous projection measurement of physical observables. Using this method we calculate the average conditional uncertainty for the measured observables, being a central quantity of interest in these measurement processes.

oai_identifier:
oai:arXiv.org:quant-ph/9801042
categories:
quant-ph
comments:
Revtex, 10 pages, 1 eps figure. v2: corrections to the operator disentangling relation in appendix B
doi:
10.1103/PhysRevA.57.2301
arxiv_id:
quant-ph/9801042
journal_ref:
Phys.Rev. A 57, 2301 (1998)
created:
1998-01-21
updated:
2007-05-22

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