Archive for August 2026
Cooperative efficiency boost for quantum heat engines
Thermalization without detailed balance: population oscillations in the absence of coherences
Authors: Shay Blum and David Gelbwaser-Klimovsky Published on: J. Phys. Chem. Lett. 16, 4066 (2025) Key Question: How can population oscillations occur without quantum February 19, 2025 Key Question: How can population oscillations occur without quantum coherences? How do systems that violate detailed balance thermalize? What is the role of exceptional points in…
קרא עודQuantum work: Reconciling quantum mechanics and thermodynamics
Authors: Thales Pinto Silva and David Gelbwaser-Klimovsky Published on: Physical Review Research 6 (2), L022036. Key Question: Is there any work protocol that satisfies the fundamental principles of quantum mechanics and thermodynamics?
קרא עודFundamental constraints on quantum fluctuations: Conservation laws, reality, and no-signaling
Authors: Thales A. B. Pinto Silva and David Gelbwaser-Klimovsky Published on: arXiv:2502.12905. Key Question:How to describe the fluctuations of variations of energy, charge, or any other physical quantity?
קרא עודHigh-voltage-assisted mechanical stabilization of single-molecule junctions
Authors: David Gelbwaser-Klimovsky, Alán Aspuru-Guzik, Michael Thoss and Uri Peskin Published on: Nano Letters 18, 4727 (2018). Key Question:Could you stabilize molecule junctions by increasing the voltage?
קרא עודA thermodynamic cycle for the solar cell
Authors: Robert Alicki, David Gelbwaser-Klimovsky and Alejandro Jenkins Published on: Annals of Physics 378, 71 (2017). Key Question:What is the thermodynamic cycle of a solar cell?
קרא עודOn thermodynamic inconsistencies in several photosynthetic and solar cell models and how to fix them
Authors: David Gelbwaser-Klimovsky and Alán Aspuru-Guzik Published on: Chem. Sci 8, 1008 (2017). Key Question: What are the thermodynamic repercussions of including a sink? How do you describe solar energy conversion without violating thermodynamics?
קרא עודOptical spectra of p-doped PEDOT nanoaggregates provide insight into the material disorder
Authors: David Gelbwaser-Klimovsky, Semion K. Saikin, Randall H. Goldsmith and Alán Aspuru-Guzik Published on: ACS Energy Letters 1, 1100 (2016). Key Question:Structural disorder in PEDOT domains
קרא עודOn the operation of machines powered by quantum non-thermal baths
Authors: Wolfgang Niedenzu, David Gelbwaser-Klimovsky, Abraham G Kofman and Gershon Kurizki Published on: New J. Phys. 18 083012 (2016). Key Question:What is a the maximal efficiency of a heat machine operating under the influence of non-thermal baths?
קרא עודQuantum mechanically enhanced performance of simple heat machines
Authors: D Gelbwaser-Klimovsky and G Kurizki Published on: Physica Scripta T165, 014025 (2015). Key Question:What are the thermodynamic bounds for simple quantum heat machines?
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