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most citedIntegrated photonics enables continuous-beam electron phase modulation

157 citations

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19 papers · 1 filter

cond-mat.stat-mech2025★ 2 cited

Dynamic Models for Two Nonreciprocally Coupled Fields: A Microscopic Derivation for Zero, One, and Two Conservation Laws

Kristian Blom, Uwe Thiele, Aljaž Godec

We construct dynamic models governing two nonreciprocally coupled fields for several cases with zero, one, and two conservation laws. Starting from two microscopic nonreciprocally…

cond-mat.stat-mech2025★ 15 cited

Perspective: Time irreversibility in systems observed at coarse resolution

Cai Dieball, Aljaž Godec

A broken time-reversal symmetry, i.e. broken detailed balance, is central to non-equilibrium physics and is a prerequisite for life. However, it turns out to be quite challenging t…

cond-mat.stat-mech2024★ 1 cited

Hallmarks of Deception in Asset-Exchange Models

Kristian Blom, Dmitrii E. Makarov, Aljaž Godec

We investigate the transient and steady-state dynamics of the Bennati-Dragulescu-Yakovenko money game in the presence of probabilistic cheaters, who can misrepresent their financia…

cond-mat.stat-mech2024★ 2 cited

Multiple Pareto-optimal solutions of the dissipation-adaptation trade-off

Jorge Tabanera-Bravo, Aljaž Godec

Adaptation refers to the ability to recover and maintain ``normal'' function upon perturbations of internal or external conditions and is essential for sustaining life. Biological…

cond-mat.stat-mech2024★ 6 cited

Local Order Controls the Onset of Oscillations in the Nonreciprocal Ising Model

Kristian Blom, Uwe Thiele, Aljaž Godec

We elucidate the generic bifurcation behavior of local and global order in the nonreciprocal Ising model evolving under Glauber dynamics. We show that a critical magnitude of neare…

cond-mat.stat-mech2024★ 14 cited

Model-free inference of memory in conformational dynamics of a multi-domain protein

Leonie Vollmar, Rick Bebon, Julia Schimpf +5

Single-molecule experiments provide insight into the motion (conformational dynamics) of individual protein molecules. Usually, a well-defined but coarse-grained intramolecular coo…

cond-mat.stat-mech2024★ 13 cited

Thermodynamic bounds on generalized transport: From single-molecule to bulk observables

Cai Dieball, Aljaž Godec

We prove that the transport of any differentiable scalar observable in -dimensional non-equilibrium systems is bounded from above by the total entropy production scaled by the a…

cond-mat.stat-mech2023★ 12 cited

On the emergence of memory in equilibrium versus non-equilibrium systems

Xizhu Zhao, David Hartich, Aljaž Godec

Experiments often probe observables that correspond to low-dimensional projections of highdimensional dynamics. In such situations distinct microscopic configurations become lumped…

cond-mat.stat-mech2023★ 40 cited

Milestoning estimators of dissipation in systems observed at a coarse resolution: When ignorance is truly bliss

Kristian Blom, Kevin Song, Etienne Vouga +2

Many non-equilibrium, active processes are observed at a coarse-grained level, where different microscopic configurations are projected onto the same observable state. Such "lumped…

cond-mat.stat-mech2023★ 12 cited

Asymmetric Thermal Relaxation in Driven Systems: Rotations go Opposite Ways

Cai Dieball, Gerrit Wellecke, Aljaž Godec

It was predicted and recently experimentally confirmed that systems with microscopically reversible dynamics in locally quadratic potentials warm up faster than they cool down. Thi…

cond-mat.stat-mech2023★ 57 cited

Heating and Cooling are Fundamentally Asymmetric and Evolve Along Distinct Pathways

Miguel Ibáñez, Cai Dieball, Antonio Lasanta +2

According to conventional wisdom, a system placed in an environment with a different temperature tends to relax to the temperature of the latter, mediated by the flows of heat and/…

cond-mat.stat-mech2023★ 11 cited

Controlling Uncertainty of Empirical First-Passage Times in the Small-Sample Regime

Rick Bebon, Aljaž Godec

We derive general bounds on the probability that the empirical first-passage time of a reversible ergodic Markov process inferred from a samp…

cond-mat.stat-mech2022★ 5 cited

On correlations and fluctuations of time-averaged densities and currents with general time-dependence

Cai Dieball, Aljaž Godec

We present technical results required for the description and understanding of correlations and fluctuations of the empirical density and current as well as diverse time-integrated…

cond-mat.stat-mech2022★ 59 cited

Direct Route to Thermodynamic Uncertainty Relations and Their Saturation

Cai Dieball, Aljaž Godec

Thermodynamic uncertainty relations (TURs) bound the dissipation in non-equilibrium systems from below by fluctuations of an observed current. Contrasting the elaborate techniques…

cond-mat.stat-mech2022★ 4 cited

Feynman-Kac theory of time-integrated functionals: Itô versus functional calculus

Cai Dieball, Aljaž Godec

The fluctuations of dynamical functionals such as the empirical density and current as well as heat, work and generalized currents in stochastic thermodynamics are usually studied…

cond-mat.stat-mech2022★ 23 cited

Coarse Graining Empirical Densities and Currents in Continuous-Space Steady States

Cai Dieball, Aljaž Godec

We present the conceptual and technical background required to describe and understand the correlations and fluctuations of the empirical density and current of steady-state diffus…

cond-mat.stat-mech2022★ 9 cited

Thermodynamically Consistent Phase-Field Theory Including Nearest-Neighbor Pair Correlations Explains Failure of Mean-Field Reasoning

Kristian Blom, Noah Ziethen, David Zwicker +1

Most of our current understanding of phase separation is based on ideas that disregard correlaions. Here we illuminate unexpected effects of correlations on the structure and therm…

cond-mat.stat-mech2021★ 34 cited

Violation of Local Detailed Balance Despite a Clear Time-Scale Separation

David Hartich, Aljaž Godec

Integrating out fast degrees of freedom is known to yield, to a good approximation, memory-less, i.e. Markovian, dynamics. In the presence of such a time-scale separation local det…

cond-mat.stat-mech2021★ 27 cited

Mathematical, Thermodynamical, and Experimental Necessity for Coarse Graining Empirical Densities and Currents in Continuous Space

Cai Dieball, Aljaž Godec

We present general results on fluctuations and spatial correlations of the coarse-grained empirical density and current of Markovian diffusion in equilibrium or non-equilibrium ste…