Speed-ups to isothermality: Enhanced quantum heat engines through control of the system-bath coupling
@inproceedings{Pancotti2019SpeedupsTI, title={Speed-ups to isothermality: Enhanced quantum heat engines through control of the system-bath coupling}, author={Nicola Pancotti and Matteo Scandi and Mark T. Mitchison and Mart'i Perarnau-Llobet1}, year={2019} }
Nicola Pancotti, 2 Matteo Scandi, Mark T. Mitchison, and Mart́ı Perarnau-Llobet Max-Planck-Institut für Quantenoptik, D-85748 Garching, Germany Department of Physics, Technische Universität München, 85748 Garching, Germany ICFO Institut de Ciencies Fotoniques, The Barcelona Institute of Science and Technology, Castelldefels (Barcelona), 08860, Spain School of Physics, Trinity College Dublin, College Green, Dublin 2, Ireland
2 Citations
Shortcuts to Adiabaticity in Driven Open Quantum Systems: Balanced Gain and Loss and Non-Markovian Evolution
- PhysicsQuantum
- 2020
A universal scheme is introduced to speed up the dynamics of a driven open quantum system along a prescribed trajectory of interest and superadiabatic cooling, heating, and isothermal strokes for a two-level system are engineer.
High-Efficiency Free Energy Estimates Based on Variational Shortcuts to Isothermality
- Physics
- 2020
The mean work in an isothermal process is widely acknowledged as an accurate estimator of the free energy difference, but the high time cost limits its practical applications. Here, enlightened by…
References
SHOWING 1-10 OF 80 REFERENCES
From quantum heat engines to laser cooling: Floquet theory beyond the Born–Markov approximation
- PhysicsNew Journal of Physics
- 2018
We combine the formalisms of Floquet theory and full counting statistics with a Markovian embedding strategy to access the dynamics and thermodynamics of a periodically driven thermal machine beyond…
Swift heat transfer by fast-forward driving in open quantum systems
- PhysicsPhysical Review A
- 2019
Typically, time-dependent thermodynamic protocols need to run asymptotically slowly in order to avoid dissipative losses. By adapting ideas from counter-diabatic driving and Floquet engineering to…
Universal Work Fluctuations During Shortcuts to Adiabaticity by Counterdiabatic Driving.
- PhysicsPhysical review letters
- 2017
A fundamental inequality is derived that relates nonequilibrium work fluctuations to the operation time and quantifies the thermodynamic cost of CD in both critical and noncritical systems.
Speeding up a quantum refrigerator via counterdiabatic driving
- PhysicsPhysical Review B
- 2019
We study the application of a counterdiabatic driving (CD) technique to enhance the thermodynamic efficiency and power of a quantum Otto refrigerator based on a superconducting qubit coupled to two…
Shortcuts in open quantum systems : Superadiabatic control of an open quantum oscillator
- Physics
- 2019
L. Dupays, 2 I. L. Egusquiza, A. del Campo, 4, 5 and A. Chenu 4 Donostia International Physics Center, E-20018 San Sebastián, Spain Institut d’Optique, Palaiseau, Ile-de-France, France Department of…
Performance of a quantum heat engine at strong reservoir coupling.
- PhysicsPhysical review. E
- 2017
Exploiting a collective coordinate mapping, system-reservoir correlations are incorporated into a consistent thermodynamic analysis, thus circumventing the usual restriction to weak coupling and vanishing correlations.
Boosting work characteristics and overall heat-engine performance via shortcuts to adiabaticity: quantum and classical systems.
- PhysicsPhysical review. E, Statistical, nonlinear, and soft matter physics
- 2013
It is shown that the use of shortcuts, which directly enhances the engine output power, can also increase the heat-engine efficiency substantially, in both quantum and classical regimes.
Slow Dynamics and Thermodynamics of Open Quantum Systems.
- MathematicsPhysical review letters
- 2017
We develop a perturbation theory of quantum (and classical) master equations with slowly varying parameters, applicable to systems which are externally controlled on a time scale much longer than…
Trade-Off Between Speed and Cost in Shortcuts to Adiabaticity.
- PhysicsPhysical review letters
- 2017
The speed with which a quantum system can be driven when employing transitionless quantum driving is studied to establish a rigorous link between this speed, the quantum speed limit, and the (energetic) cost of implementing such a shortcut to adiabaticity.
Out-of-equilibrium operation of a quantum heat engine
- Physics
- 2019
Realistic quantum heat engines are operated at finite cycle times and thus represent open quantum systems in non-equilibrium. Here, their full time evolution including control of both the work medium…