Energy and information flows in autonomous systems

J Ehrich, DA Sivak - Frontiers in Physics, 2023 - frontiersin.org
Multi-component molecular machines are ubiquitous in biology. We review recent progress
on describing their thermodynamic properties using autonomous bipartite Markovian …

The role of kinetic asymmetry and power strokes in an information ratchet

L Binks, S Borsley, TR Gingrich, DA Leigh… - Chem, 2023 - cell.com
Biomolecular machines are driven by information ratchet mechanisms, where kinetic
asymmetry in the machine's chemomechanical cycle of fuel-to-waste catalysis induces net …

Uncovering nonequilibrium from unresolved events

PE Harunari - Physical Review E, 2024 - APS
Closely related to the laws of thermodynamics, the detection and quantification of
disequilibria are crucial in unraveling the complexities of nature, particularly those beneath …

Macroscopic stochastic thermodynamics

G Falasco, M Esposito - arXiv preprint arXiv:2307.12406, 2023 - arxiv.org
Starting at the mesoscopic level with a general formulation of stochastic thermodynamics in
terms of Markov jump processes, we identify the scaling conditions that ensure the …

Charge, spin, and heat shot noises in the absence of average currents: Conditions on bounds at zero and finite frequencies

L Tesser, M Acciai, C Spånslätt, J Monsel… - Physical Review B, 2023 - APS
Nonequilibrium situations where selected currents are suppressed are of interest in fields
like thermoelectrics and spintronics, raising the question of how the related noises behave …

Energetic cost of feedback control

J Ehrich, S Still, DA Sivak - Physical Review Research, 2023 - APS
Successful feedback control of small systems allows for the rectification of thermal
fluctuations, converting them into useful energy; however, control itself requires work. This …

Constraints between entropy production and its fluctuations in nonthermal engines

M Acciai, L Tesser, J Eriksson, R Sánchez, RS Whitney… - Physical Review B, 2024 - APS
We analyze a mesoscopic conductor autonomously performing a thermodynamically useful
task, such as cooling or producing electrical power, in a part of the system—the working …

All-thermal reversal of heat currents using qutrits

IA Picatoste, R Sánchez - Physical Review A, 2024 - APS
Few-level systems coupled to thermal baths provide useful models for quantum
thermodynamics and to understand the role of heat currents in quantum information settings …

Unlocking the potential of information flow: Maximizing free-energy transduction in a model of an autonomous rotary molecular motor

M Grelier, DA Sivak, J Ehrich - Physical Review E, 2024 - APS
Molecular motors fulfill critical functions within all living beings. Understanding their
underlying working principles is therefore of great interest. Here we develop a simple model …

Information arbitrage in bipartite heat engines

MP Leighton, J Ehrich, DA Sivak - Physical Review X, 2024 - APS
Heat engines and information engines have each historically served as motivating examples
for the development of thermodynamics. While these two types of systems are typically …