Results 21 to 30 of about 2,049,981 (310)

Structure of the interlayer between Au thin film and Si-substrate: Molecular Dynamics simulations

open access: yesMaterials Research Express, 2020
Interaction between 2, 3, 5 and 7 atomic layers of gold and a (111) silicon surface was investigated with the molecular dynamics simulation method. The simulation of the diffusion interaction between gold and silicon in the temperature range 425–925 K ...
V Plechystyy   +5 more
doaj   +1 more source

Weak uniqueness and density estimates for sdes with coefficients depending on some path-functionals [PDF]

open access: yes, 2017
In this paper, we develop a general methodology to prove weak uniqueness for stochastic differential equations with coefficients depending on some path-functionals of the process.
Frikha, Noufel, Li, Libo
core   +2 more sources

Theory and Applications of Mechanoplasma Effect in the Processes of Machining Intensification

open access: yesУспехи физики металлов, 2019
The results of studying the deformation and destruction of solids in the process of machining by cutting under the influence of various media are reviewed.
O. I. Soshko, V. O. Soshko
doaj   +1 more source

Nonlinear Step-Stress Accelerated Degradation Modeling and Remaining Useful Life Estimation Considering Multiple Sources of Variability

open access: yesIEEE Access, 2019
In the absence of sufficient degradation data of long-lifetime and highly reliable products, a step-stress accelerated degradation model based on nonlinear diffusion process is proposed to estimate the remaining useful life (RUL), with the advantage of ...
Zhenan Pang   +5 more
doaj   +1 more source

Return-to-home model for short-range human travel

open access: yesMathematical Biosciences and Engineering, 2022
In this work, we develop a mathematical model to describe the local movement of individuals by taking into account their return to home after a period of travel.
Arnaud Ducrot , Pierre Magal
doaj   +1 more source

Convergence of stochastic process with Markov switching [PDF]

open access: yesМатематичні Студії, 2012
It has been established sufficient conditions for the convergence of a multi-dimensional stochastic process in the case of dependence of the regression function on the environment, which is described by Markov switchings.
O. I. Kiykovska, Ya. M. Chabanyuk
doaj  

A socio-technical approach to broadband diffusion by SMEs [PDF]

open access: yes, 2008
Technological deterministic theories such as Diffusion of Innovations (DOIs) theory provide a useful view of the diffusion process of new technologies. However, the view provided is limited, as it mainly looks at the supply side of the diffusion process ...
Oni, O, Papazafeiropoulou, A
core   +1 more source

Affinity Learning Via Self-Supervised Diffusion for Spectral Clustering

open access: yesIEEE Access, 2021
Spectral clustering makes use of the spectrum of an input affinity matrix to segment data into disjoint clusters. The performance of spectral clustering depends heavily on the quality of the affinity matrix.
Jianfeng Ye   +4 more
doaj   +1 more source

Diffusion Process in a Flow

open access: yes, 1997
We establish circumstances under which the dispersion of passive contaminants in a forced, deterministic or random, flow can be consistently interpreted as a Markovian diffusion process.
A. A. Townsend   +20 more
core   +1 more source

A Generalized Diffusion Equation: Solutions and Anomalous Diffusion

open access: yesFluids, 2023
We investigate the solutions of a generalized diffusion-like equation by considering a spatial and time fractional derivative and the presence of non-local terms, which can be related to reaction or adsorption–desorption processes.
Ervin K. Lenzi   +4 more
doaj   +1 more source

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