Activated and non-activated dephasing in a spin bath

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Activated and non-activated dephasing in a spin bath

Author(s): Torrontegui Muñoz, Erik; Kosloff, Ronnie
Publisher: IOP Science
Issued date: 2016-09-02
Citation: Torrontegui, E. y Kosloff, R. (2016). Activated and non-activated dephasing in a spin bath. New Journal of Physics, 18(9), 093001.
ISSN: 1367-2630
DOI: http://dx.doi.org/10.1088/1367-2630/18/9/093001
Sponsor: We thank D Gelman, A Levy, and C P Koch for fruitful discussions. We acknowledge funding by the Israel Science Foundation, the Basque Government (Grant No. IT472-10), Ministerio de Economía y Competitividad (FIS2015-67161-P), the program UFI 11/55 of UPV/EHU, and COST Action MP1209 'Thermodynamics in the quantum regime'. ET is supported by the Basque Government postdoctoral program.
Keywords: Decoherence , Open quantum systems , Dephasing
URI: http://hdl.handle.net/10016/32131
Rights: © 2016 IOP Publishing Ltd and Deutsche Physikalische Gesellschaft
Atribución 3.0 España
© 2016 IOP Publishing Ltd and Deutsche Physikalische Gesellschaft

Abstract:

We analyze different decoherence processes in a system coupled to a bath. Apart from the well known standard dephasing mechanism which is temperature dependent an alternative mechanism is presented, the spin-swap dephasing which does not need initial bath acti [+]

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