Results 41 to 50 of about 10,083 (253)

Mechanisms of Alkali Ionic Transport in Amorphous Oxyhalides Solid State Conductors

open access: yesAdvanced Energy Materials, EarlyView.
Large‐scale machine learning‐based molecular dynamics simulations are used to investigate isovalent amorphous oxyhalides, revealing a remarkable chemically independent ionic conductivity. A rigorous analysis of alkali residence times across different metal–anion environments identifies divalent anions as key diffusion bottlenecks.
Luca Binci   +3 more
wiley   +1 more source

Ergodicity, graphism, and multimediality as literary strategies in the literary works by Serbian authors [PDF]

open access: yesZbornik Radova Filozofskog Fakulteta u Prištini, 2023
Starting with the explication of title terms derived from theories of ergodicity (E. Aarseth), new media and visual arts (Mitchell W. J. T., A. Hescher), i.e.
Božić Snežana V.
doaj  

On the containment condition for adaptive Markov Chain Monte Carlo algorithms [PDF]

open access: yes, 2009
This paper considers ergodicity properties of certain adaptive Markov chain Monte Carlo (MCMC) algorithms for multidimensional target distributions, in particular Adaptive Metropolis and Adaptive Metropolis-within-Gibbs.
Rosenthal, Jeffrey S. (Jeffrey Seth)   +2 more
core  

Single‐subject designs in character education: Methods for rigorous, contextual, and practitioner‐led research

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Character education research is often constrained by blunt methodological tools. Surveys capture breadth without depth; case studies offer richness but lack replicability; and randomised controlled trials (RCTs), though indispensable at the policy level, are costly, disruptive and ill‐suited to everyday practice with individual pupils.
Shane McLoughlin
wiley   +1 more source

On subset least squares estimation and prediction in vector autoregressive models with exogenous variables

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract We establish the consistency and the asymptotic distribution of the least squares estimators of the coefficients of a subset vector autoregressive process with exogenous variables (VARX). Using a martingale central limit theorem, we derive the asymptotic normal distribution of the estimators. Diagnostic checking is discussed using kernel‐based
Pierre Duchesne   +2 more
wiley   +1 more source

Ergodicity and Mixing Properties for SDEs with α-Stable Lévy Noises

open access: yesAxioms
In this paper, we consider a class of stochastic differential equations driven by multiplicative α-stable ...
Siyan Xu, Huiyan Zhao
doaj   +1 more source

On the ergodic control of ensembles [PDF]

open access: yesAutomatica, 2019
Journal version of Fioravanti et al. [arXiv:1703.07308, CDC 2017]
André R. Fioravanti   +4 more
openaire   +4 more sources

Effect of Magnetic Islands on Neoclassical Heat Diffusivity in a Global Tokamak Simulation

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Resonant magnetic perturbations (RMPs) alter magnetic field topology via island formation and can modify core transport in toroidal fusion devices. Using the global gyrokinetic particle‐in‐cell code XGC‐S, originally developed for stellarator geometries, we quantify how island topology affects neoclassical heat transport in a circular tokamak ...
Joseph X. Li   +5 more
wiley   +1 more source

Statistical Gravity and Entropy of Spacetime

open access: yesStats
We discuss the foundations of the statistical gravity theory we proposed in a recent publication [Riccardo Fantoni, Quantum Reports, 6, 706 (2024)].
Riccardo Fantoni
doaj   +1 more source

Statements About the Pervasiveness of Behavior Require Data About the Pervasiveness of Behavior

open access: yesFrontiers in Psychology, 2020
Despite recent close attention to issues related to the reliability of psychological research (e.g., the replication crisis), issues of the validity of this research have not been considered to the same extent.
Craig P. Speelman, Marek McGann
doaj   +1 more source

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