Trace Distance as a Measure of Decoherence at Finite Temperature Environment

S L Navya; N Shaji

doi:10.1364/PHOTONICS.2016.W3A.48

13th International Conference on Fiber Optics and Photonics
OSA Technical Digest (online) (Optica Publishing Group, 2016),
paper W3A.48
•https://doi.org/10.1364/PHOTONICS.2016.W3A.48

Trace Distance as a Measure of Decoherence at Finite Temperature Environment

S L Navya and N Shaji

International Conference on Fibre Optics and Photonics 2016

Kanpur India
4–8 December 2016
ISBN: 978-1-943580-22-4

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Poster Session II (W3A)

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S. L. Navya and N. Shaji, "Trace Distance as a Measure of Decoherence at Finite Temperature Environment," in 13th International Conference on Fiber Optics and Photonics, OSA Technical Digest (online) (Optica Publishing Group, 2016), paper W3A.48.

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Abstract

Interaction of a qubit with finite temperature environment results in loss of information due to decoherence. In the present work we consider trace distance as a measure of decoherence and study how weak measurement can reduce decoherence.

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