[HTML][HTML] A new approach for modelling chromospheric evaporation in response to enhanced coronal heating-I. The method

CD Johnston, AW Hood, PJ Cargill… - Astronomy & …, 2017 - aanda.org
We present a new computational approach that addresses the difficulty of obtaining the
correct interaction between the solar corona and the transition region, in response to rapid …

Analysis of splitting methods for solving a partial integro-differential Fokker–Planck equation

B Gaviraghi, M Annunziato, A Borzì - Applied Mathematics and …, 2017 - Elsevier
A splitting implicit-explicit (SIMEX) scheme for solving a partial integro-differential Fokker–
Planck equation related to a jump-diffusion process is investigated. This scheme combines …

Modelling and simulation of hydrogen redistribution in a heterogeneous alloy during the cooling down to 200° C

JG Sezgin, C Bosch, A Montouchet, G Perrin… - International Journal of …, 2017 - Elsevier
Hydrogen embrittlement induced by internal hydrogen has been identified as a critical issue
for heavy components manufactured from either plain or hollow ingots made of 16MnNIMo5 …

Positivity preserving high order schemes for angiogenesis models

A Carpio, E Cebrián - … Journal of Nonlinear Sciences and Numerical …, 2022 - degruyter.com
Hypoxy induced angiogenesis processes can be described by coupling an
integrodifferential kinetic equation of Fokker–Planck type with a diffusion equation for the …

Nucleation of the BCC phase from disorder in a diblock copolymer melt: Testing approximate theories through simulation

RKW Spencer, PF Curry, RA Wickham - The Journal of Chemical …, 2016 - pubs.aip.org
We examine nucleation of the stable body-centred-cubic (BCC) phase from the metastable
uniform disordered phase in an asymmetric diblock copolymer melt. Our comprehensive …

Modélisation de la formation des décohésions dues à l'hydrogène dans l'acier 18MND5

JG Sezgin - 2017 - theses.hal.science
Les viroles en acier microallié 18MND5, destinées aux générateurs de vapeur, présentent
une composition hétérogène à plusieurs échelles. Un écart au procédé de fabrication ou …

Resonance in Weight Space: Covariate Shift Can Drive Divergence of SGD with Momentum

K Banman, L Peet-Pare, N Hegde, A Fyshe… - arXiv preprint arXiv …, 2022 - arxiv.org
Most convergence guarantees for stochastic gradient descent with momentum (SGDm) rely
on iid sampling. Yet, SGDm is often used outside this regime, in settings with temporally …

Diblock copolymer micelle structure and dynamics near the order-disorder transition

R Spencer - 2014 - atrium.lib.uoguelph.ca
At high temperatures, the blocks of an AB-diblock copolymer melt mix on a molecular level,
to form the homogeneous disordered phase (DIS). As the melt is cooled, the blocks …

An accurate Fourier splitting scheme for solving the cubic quintic complex Ginzburg–Landau equation

T Mohammedi, A Aissat - Superlattices and Microstructures, 2014 - Elsevier
In this paper, we present a splitting scheme for the pseudo-spectral numerical method
namely the Split-Step Fourier method (SSFM), in our approach we expand the exponential …

A within-host stochastic model for nematode infection

A Gómez-Corral, M López-García - Mathematics, 2018 - mdpi.com
We propose a stochastic model for the development of gastrointestinal nematode infection in
growing lambs under the assumption that nonhomogeneous Poisson processes govern the …