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Cooling a micromechanical resonator by quantum back-action from a noisy qubit

Wang, Ying-Dan and Li, Yong and Xue, Fei and Bruder, C. and Semba, K.. (2009) Cooling a micromechanical resonator by quantum back-action from a noisy qubit. Physical Review B, Vol. 80, H. 14 , 144508, 4 S..

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Official URL: http://edoc.unibas.ch/dok/A5252809

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Abstract

We study the role of qubit dephasing in cooling a mechanical resonator by quantum back-action. With a superconducting flux qubit as a specific example, we show that ground-state cooling of a mechanical resonator can only be realized if the qubit dephasing rate is sufficiently low.
Faculties and Departments:05 Faculty of Science > Departement Physik > Physik > Theoretische Physik (Bruder)
UniBasel Contributors:Bruder, Christoph
Item Type:Article, refereed
Article Subtype:Research Article
Bibsysno:Link to catalogue
Publisher:American Institute of Physics
ISSN:0163-1829
Note:Publication type according to Uni Basel Research Database: Journal article
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Last Modified:22 Mar 2012 14:25
Deposited On:22 Mar 2012 13:49

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