Results 21 to 30 of about 4,842,470 (311)

Dynamic regimes of fluids simulated by multiparticle-collision dynamics [PDF]

open access: yesPhysical Review E, 2005
15 pages, 15 ...
Ripoll, M.   +3 more
openaire   +4 more sources

Urban regime theory : a normative-empirical critique [PDF]

open access: yes, 2002
Over the past 10 years, urban regime theory has become the dominant paradigm for studying urban politics in liberal democracies. Yet there is disagreement about how far it can help us to understand urban political processes.
Davies, Jonathan S., Davies, Jonathan
core   +1 more source

Hybrid Regimes’ Response to the COVID-19 Pandemic: “The First Wave” Evidence from Ukraine and Georgia

open access: yesCzech Journal of International Relations, 2020
Hybrid regimes have been largely overlooked in the scholarly discussion on the effectiveness of halting the new COVID-19 virus, not least due to the lack of conceptual clarity, as such regimes are considered as the halfway or “grey area” on the ...
Machitidze, Ivanna, Temirov, Yuriy
doaj  

Josephson junction dynamics in a two-dimensional ultracold Bose gas

open access: yesPhysical Review Research, 2020
We investigate the Berezinskii-Kosterlitz-Thouless (BKT) scaling of the critical current of Josephson junction dynamics across a barrier potential in a two-dimensional Bose gas, motivated by recent experiments by Luick et al.
Vijay Pal Singh   +3 more
doaj   +1 more source

Dynamical regimes of diffusion models

open access: yesNature Communications
Using statistical physics methods, we study generative diffusion models in the regime where the dimension of space and the number of data are large, and the score function has been trained optimally. Our analysis reveals three distinct dynamical regimes during the backward generative diffusion process. The generative dynamics, starting from pure noise,
Biroli, Giulio   +3 more
openaire   +4 more sources

Inflation Dynamics and Regime Shifts [PDF]

open access: yes, 2006
This paper extends the New Keynesian model to allow for stochastic shifts in the monetary policy regime. Agents cannot observe the regime and use a Bayesian learning rule to make optimal inferences. Price setting is adapted to this environment: lagged expectations about monetary policy influence the current inflation rate through an indexation rule. No
openaire   +2 more sources

From Energy Flow Regimes to Regime Dynamics: A Window-Based Hidden Markov Modeling Framework for Photovoltaic–Building Systems

open access: yesEnergies
High-resolution measurement data from photovoltaic–building systems enable analyses that extend beyond static energy balances toward the temporal structure of system operation.
Andrzej Marciniak   +3 more
doaj   +1 more source

Oxic-anoxic regime shifts mediated by feedbacks between biogeochemical processes and microbial community dynamics

open access: yesNature Communications, 2017
The role of microbial communities in regime shifts is poorly understood. Here, the authors use a mathematical model and field data from a seasonally stratified lake to show that gradual environmental changes can induce oxic-anoxic regime shifts mediated ...
Timothy Bush   +5 more
doaj   +1 more source

Multiple dynamic regimes in a coarsening foam [PDF]

open access: yesJournal of Physics: Condensed Matter, 2020
Abstract Intermittent dynamics driven by internal stress imbalances in disordered systems is a fascinating yet poorly understood phenomenon. Here, we study it for a coarsening foam. By exploiting differential dynamic microscopy and particle tracking we determine the dynamical characteristics of the foam at ...
Fabio Giavazzi   +2 more
openaire   +3 more sources

The Sound of Silence: Minorities, Abstention and Democracy

open access: yesEntropy, 2021
Despite the existence of an extensive literature, no definitive conclusion seems to emerge on the extent to which minorities are guaranteed by democratic rules in political systems.
Alessio Emanuele Biondo   +2 more
doaj   +1 more source

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