Datum
2020-09-09Metadata
Zur Langanzeige
Aufsatz
Single-atom heat engine as a sensitive thermal probe
Zusammenfassung
We propose employing a quantum heat engine as a sensitive probe for thermal baths. In particular, we study a single-atom Otto engine operating in an open thermodynamic cycle. Owing to its cyclic nature, the engine is capable of translating small temperature differences between two baths into a macroscopic oscillation in a flywheel. We present analytical and numerical modeling of the quantum dynamics of the engine and estimate it to be capable of detecting temperature differences as small as 2 μK. This sensitivity can be further improved by utilizing quantum resources such as squeezing of the ion motion. The proposed scheme does not require quantum state initialization and is able to detect small temperature differences in a wide range of base temperatures.
Zitierform
In: New Journal of Physics Volume 22 / Number 9 (2020-09-09) , S. 93020 ; EISSN 1367-2630Förderhinweis
Gefördert durch den Publikationsfonds der Universität KasselZitieren
@article{doi:10.17170/kobra-202009301861,
author={Levy, Amikam and Göb, Moritz and Deng, Bo and Singer, Kilian and Torrontegui, Erik and Wang, Daqing},
title={Single-atom heat engine as a sensitive thermal probe},
journal={New Journal of Physics},
year={2020}
}
0500 Oax 0501 Text $btxt$2rdacontent 0502 Computermedien $bc$2rdacarrier 1100 2020$n2020 1500 1/eng 2050 ##0##http://hdl.handle.net/123456789/11840 3000 Levy, Amikam 3010 Göb, Moritz 3010 Deng, Bo 3010 Singer, Kilian 3010 Torrontegui, Erik 3010 Wang, Daqing 4000 Single-atom heat engine as a sensitive thermal probe / Levy, Amikam 4030 4060 Online-Ressource 4085 ##0##=u http://nbn-resolving.de/http://hdl.handle.net/123456789/11840=x R 4204 \$dAufsatz 4170 5550 {{Quantenthermodynamik}} 5550 {{Wärmekraftmaschine}} 5550 {{Ionenfalle}} 7136 ##0##http://hdl.handle.net/123456789/11840
2020-10-01T15:04:08Z 2020-10-01T15:04:08Z 2020-09-09 doi:10.17170/kobra-202009301861 http://hdl.handle.net/123456789/11840 Gefördert durch den Publikationsfonds der Universität Kassel eng Namensnennung 4.0 International http://creativecommons.org/licenses/by/4.0/ quantum thermodynamics quantum heat engine trapped ions 530 Single-atom heat engine as a sensitive thermal probe Aufsatz We propose employing a quantum heat engine as a sensitive probe for thermal baths. In particular, we study a single-atom Otto engine operating in an open thermodynamic cycle. Owing to its cyclic nature, the engine is capable of translating small temperature differences between two baths into a macroscopic oscillation in a flywheel. We present analytical and numerical modeling of the quantum dynamics of the engine and estimate it to be capable of detecting temperature differences as small as 2 μK. This sensitivity can be further improved by utilizing quantum resources such as squeezing of the ion motion. The proposed scheme does not require quantum state initialization and is able to detect small temperature differences in a wide range of base temperatures. open access Levy, Amikam Göb, Moritz Deng, Bo Singer, Kilian Torrontegui, Erik Wang, Daqing doi:10.1088/1367-2630/abad7f Quantenthermodynamik Wärmekraftmaschine Ionenfalle publishedVersion EISSN 1367-2630 Number 9 New Journal of Physics 93020 Volume 22 false
Die folgenden Lizenzbestimmungen sind mit dieser Ressource verbunden: