Results 21 to 30 of about 7,300,790 (323)

Can the macroscopic fluctuation theory be quantized? [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2021
The macroscopic fluctuation theory (MFT) is an effective framework to describe transports and their fluctuations in classical out-of-equilibrium diffusive systems.
D. Bernard
semanticscholar   +1 more source

Variational Structures Beyond Gradient Flows: a Macroscopic Fluctuation-Theory Perspective [PDF]

open access: yesJournal of statistical physics, 2021
Macroscopic equations arising out of stochastic particle systems in detailed balance (called dissipative systems or gradient flows) have a natural variational structure, which can be derived from the large-deviation rate functional for the density of the
R. Patterson, D. M. Renger, U. Sharma
semanticscholar   +1 more source

Convex minorants and the fluctuation theory of Lévy processes [PDF]

open access: yesLatin American Journal of Probability and Mathematical Statistics, 2021
We establish a novel characterisation of the law of the convex minorant of any L\'evy process. Our self-contained elementary proof is based on the analysis of piecewise linear convex functions and requires only very basic properties of L\'evy processes ...
Jorge Ignacio González Cázares   +1 more
semanticscholar   +1 more source

Multi-Layered Blockchain Governance Game

open access: yesAxioms, 2022
The research designs a new integrated system for the security enhancement of a decentralized network by preventing damages from attackers, particularly for the 51 percent attack. The concept of multiple layered design based on Blockchain Governance Games
Song-Kyoo (Amang) Kim
doaj   +1 more source

Versatile Stochastic Two-Sided Platform Models

open access: yesMathematics, 2022
This paper deals with the alternative mathematical modeling of the two-side platform. Two-sided platforms are specific multi-sided platforms that bring together two distinct groups of a model.
Song-Kyoo (Amang) Kim
doaj   +1 more source

Theory of Diffusive Fluctuations [PDF]

open access: yesPhysical Review Letters, 2019
The recently developed effective field theory of fluctuations around thermal equilibrium is used to compute late-time correlation functions of conserved densities. Specializing to systems with a single conservation law, we find that the diffusive pole is shifted in the presence of non-linear hydrodynamic self-interactions, and that the density-density ...
Chen-Lin, Xinyi   +2 more
openaire   +3 more sources

Fluctuating quantum kinetic theory

open access: yesPhysical Review B, 2022
17pp
T. R. Kirkpatrick, D. Belitz
openaire   +2 more sources

Various Blockchain Governance Games: A Review

open access: yesMathematics, 2023
Blockchain Governance Game (BGG) is the stochastic model for describing the innovative security enhancement of decentralized network architectures. This hybrid model provides the best strategies to prepare for preventing network failures by attackers ...
Song-Kyoo (Amang) Kim
doaj   +1 more source

Fluctuation Theory in the Boltzmann–Grad Limit [PDF]

open access: yesJournal of statistical physics, 2020
We develop a rigorous theory of hard-sphere dynamics in the kinetic regime, away from thermal equilibrium. In the low density limit, the empirical density obeys a law of large numbers and the dynamics is governed by the Boltzmann equation.
T. Bodineau   +3 more
semanticscholar   +1 more source

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