Maximal power for heat engines: Role of asymmetric interaction times

2020/12/31 by Pedro E. Harunari, Fernando S. Filho, Carlos E. Fiore +1
Chemistry · Engineering · Materials Science · Mathematics · Physics and Astronomy · #Advanced Thermodynamics and Statistical Mechanics #Advanced Thermoelectric Materials and Devices #Asymmetry #Chemistry #Computer science #Heat engine #Materials science #Mathematical optimization #Mathematics #Maximum power principle #Non-equilibrium thermodynamics #Physics #Power (physics) #Quantum #Quantum mechanics #Quantum thermodynamics #Range (aeronautics) #Statistical physics #Thermal #Thermal Radiation and Cooling Technologies #Thermal efficiency #Thermodynamics #cond-mat.mes-hall #cond-mat.stat-mech #quant-ph

paper · pdf · doi:10.1103/physrevresearch.3.023194

published as Phys. Rev. Research 3, 023194 (2021)

arxiv created 2021/05/05 · openalex publication_date 2021/06/09 · arxiv updated 2021/06/16 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/06

Abstract

The authors show that, for a thermal machine composed of a quantum dot in contact with two reservoirs, the optimization of the interaction time between system and reservoirs is enough to get an quasi-optimal power output.

Citations

• Universality of Efficiency at Maximum Power
• Efficiency at maximum power: An analytically solvable model for stochastic heat engines
• Efficiency at maximum power of Feynman's ratchet as a heat engine
• Stochastic thermodynamics, fluctuation theorems and molecular machines
• Experiments in Stochastic Thermodynamics: Short History and Perspectives
• Stochastic thermodynamics for a periodically driven single-particle pump
• Ensemble and Trajectory Thermodynamics: A Brief Introduction