Quantum optomechanical heat engine
WebJan 1, 2024 · A quantum Otto heat engine is explored with coupled superconducting transmission line resonators via an optomechanical-like coupling [85] and is also studied based on a quadratically coupled optomechanical system [86]. A feedback loop is exploited to improve the performance of an optomechanical heat engine in an Otto cycle [87]. WebNonequilibrium thermodynamics and power generation in open quantum optomechanical systems [0.0] オープン量子キャビティ-原子系の熱力学的な一貫した記述を示す。 ... Dynamical Control of Quantum Heat Engines Using Exceptional Points ...
Quantum optomechanical heat engine
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WebSep 14, 2015 · The quantum optomechanical heat engine proposed by Zhang et al. has inspired several other designs, 267-269 work extraction optimization, 270 and possible … WebQuantum Optomechanical Heat Engine Keye Zhang,1,2 Francesco Bariani,2 and Pierre Meystre2 1Quantum Institute for Light and Atoms, Department of Physics, ... We proceed …
WebarXiv:1402.6746v1 [quant-ph] 26 Feb 2014 A Quantum Optomechanical Heat Engine Keye Zhang,1 Francesco Bariani,2 and Pierre Meystre2 1Quantum Institute for Light and Atoms, … WebAbstract. Coherent interconversion between optical and mechanical excitations in an optomechanical cavity can be used to engineer a quantum heat engine. This heat engine is based on an Otto cycle between a cold photonic reservoir and a hot phononic reservoir [K. Zhang, F. Bariani, and P. Meystre, Phys. Rev. Lett. 112, 150602 (2014)PRLTAO0031 ...
WebOct 14, 2024 · Contrary to classical engines, the entropy change of the piston cannot be neglected in the quantum domain. As a consequence, different concepts of work arise, depending on the desired task and the implied capabilities of the agent using the work generated by the engine. WebJul 15, 2024 · The quantum heat engine (QHE) is a resource of work from the heat flow between the hot and the cold reservoirs, ... Quantum signatures in a quadratic optomechanical heat engine with an atom in a tapered trap. 2024, Journal of the Optical Society of America B: Optical Physics.
WebNov 3, 2024 · We propose and analyze a microscopic Stirling heat engine based on an optomechanical system. The working fluid is a single vibrational mode of a mechanical …
WebJul 17, 2015 · The research on quantum thermodynamics received large attention since the beginning of quantum physics. Its main task is understanding to what extent the laws of … cuyahoga falls youth soccerWebThis Letter proposes and analyzes theoretically a quantum heat engine based on a cavity optomechanical setup. This system presents several attractive features: first, it is a truly mechanical system; second, it has the potential to operate deep in the quantum regime using existing, state-of-the-art equipment; third, it is conceptually extremely simple; and … cuyahoga family caregiver programsWebOct 13, 2024 · Optomechanical polariton heat machines [52, 53], Otto engines , and certain levitated optomechanical engines fall into the former category. In the latter category are engines that leverage non-classical initial states as a resource [ 55 ], and those that are continuously coupled to two optical baths at different temperatures [ 56 , 57 ]. cheap escorted tours europeWebThe most important part of the thesis focuses on hybrid optomechanical devices, evidencing that they are proper candidates to measure directly the fluctuations of work and the corresponding fluctuation theorem. Such devices could also give rise to the observation of mechanical lasing and cooling, based on mechanisms similar to a heat engine. cuyahoga heights progress bookWebMar 20, 2024 · Experiments demonstrate a quantum-coherence-induced power increase for quantum heat engines over their classical counterparts. Figure 1:Sketch showing the cycle of the quantum engine realized with a nitrogen-vacancy (NV) center. The top sphere (orange) in each image indicates the state of the NV center at the start of each cycle, … cheap escorted tours to sloveniaWebApr 18, 2014 · Abstract and Figures. We investigate theoretically a quantum optomechanical realization of a heat engine. In a generic optomechanical arrangement the … cuyahoga family and children servicesWebabstract = "We investigate theoretically a quantum optomechanical realization of a heat engine. In a generic optomechanical arrangement the optomechanical coupling between the cavity field and the oscillating end mirror results in polariton normal mode excitations whose character depends on the pump detuning and the coupling strength. cuyahoga heights wrestling tournament