[HTML][HTML] Phototunable self-oscillating system driven by a self-winding fiber actuator

Z Hu, Y Li, J Lv - Nature Communications, 2021 - nature.com
Self-oscillating systems that enable autonomous, continuous motions driven by an
unchanging, constant stimulus would have significant applications in intelligent machines …

A nonequilibrium allosteric model for receptor-kinase complexes: The role of energy dissipation in chemotaxis signaling

D Hathcock, Q Yu, BA Mello, DN Amin… - Proceedings of the …, 2023 - National Acad Sciences
The Escherichia coli chemotaxis signaling pathway has served as a model system for the
adaptive sensing of environmental signals by large protein complexes. The chemoreceptors …

[HTML][HTML] Developmental energetics: Energy expenditure, budgets and metabolism during animal embryogenesis

S Ghosh, A Koerte, G Serafini, V Yadav… - Seminars in cell & …, 2023 - Elsevier
Developing embryos are metabolically active, open systems that constantly exchange matter
and energy with their environment. They function out of thermodynamic equilibrium and …

Physical bioenergetics: Energy fluxes, budgets, and constraints in cells

X Yang, M Heinemann, J Howard… - Proceedings of the …, 2021 - National Acad Sciences
Cells are the basic units of all living matter which harness the flow of energy to drive the
processes of life. While the biochemical networks involved in energy transduction are well …

Universal minimal cost of coherent biochemical oscillations

L Oberreiter, U Seifert, AC Barato - Physical Review E, 2022 - APS
Biochemical clocks are essential for virtually all living systems. A biochemical clock that is
isolated from an external periodic signal and subjected to fluctuations can oscillate …

Kinetic asymmetry versus dissipation in the evolution of chemical systems as exemplified by single enzyme chemotaxis

NS Mandal, A Sen, RD Astumian - Journal of the American …, 2023 - ACS Publications
Single enzyme chemotaxis is a phenomenon by which a nonequilibrium spatial distribution
of an enzyme is created and maintained by concentration gradients of the substrate and …

[HTML][HTML] Determining subunit-subunit interaction from statistics of cryo-EM images: observation of nearest-neighbor coupling in a circadian clock protein complex

X Han, D Zhang, L Hong, D Yu, Z Wu, T Yang… - Nature …, 2023 - nature.com
Biological processes are typically actuated by dynamic multi-subunit molecular complexes.
However, interactions between subunits, which govern the functions of these complexes, are …

Discontinuous phase transition from ferromagnetic to oscillating states in a nonequilibrium mean-field spin model

L Guislain, E Bertin - Physical Review E, 2024 - APS
We study a nonequilibrium ferromagnetic mean-field spin model exhibiting a phase with
spontaneous temporal oscillations of the magnetization, on top of the usual paramagnetic …

Topology protects chiral edge currents in stochastic systems

E Tang, J Agudo-Canalejo, R Golestanian - Physical Review X, 2021 - APS
Constructing systems that exhibit timescales much longer than those of the underlying
components, as well as emergent dynamical and collective behavior, is a key goal in fields …

[HTML][HTML] Geometric approach to nonequilibrium hasty shortcuts

SS Chittari, Z Lu - The Journal of Chemical Physics, 2023 - pubs.aip.org
Complex and even non-monotonic responses to external control can be found in many
thermodynamic systems. In such systems, nonequilibrium shortcuts can rapidly drive the …