Results 101 to 110 of about 127,128 (302)

Stable and Efficient Time Integration of a Dynamic Pore Network Model for Two-Phase Flow in Porous Media

open access: yesFrontiers in Physics, 2018
We study three different time integration methods for a dynamic pore network model for immiscible two-phase flow in porous media. Considered are two explicit methods, the forward Euler and midpoint methods, and a new semi-implicit method developed herein.
Magnus Aa. Gjennestad   +3 more
doaj   +1 more source

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

An explicit time integration method for Boussinesq approximation

open access: yesPAMM
AbstractThis paper presents a novel approach to the discretization of the Boussinesq equation using finite elements, coupled with an explicit pressure correction scheme. The entire numerical scheme is formulated exclusively in terms of matrix‐vector products, enabling a highly efficient numerical solution. The key advantage of this approach lies in its
Dandy Rueda Castillo   +2 more
openaire   +1 more source

Numerical efficiency of explicit time integrators for phase-field models

open access: yesComputational Materials Science
Phase-field simulations are a practical but also expensive tool to calculate microstructural evolution. This work aims to compare explicit time integrators for a broad class of phase-field models involving coupling between the phase-field and concentration.
Marco Seiz, Tomohiro Takaki
openaire   +2 more sources

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

New options for explicit all Mach number schemes by suitable choice of time integration methods

open access: yes, 2023
Many low-Mach or all-Mach number codes are based on space discretizations which in combination with the first order explicit Euler method as time integration would lead to an unstable scheme.
Kemm, Friedemann
core  

Explicit time integration scheme with large time steps for first order transient problems using finite increment calculus (preprint) [PDF]

open access: yes, 2022
We present an explicit integration scheme for solving the transient heat conduction equation that allows larger time steps than the standard forward Euler scheme.
Zarate, Francisco   +2 more
core  

A Novel Second-Order Explicit Integration Method for Nonlinear Ordinary Differential Equations in Dynamics

open access: yesMathematics
This paper introduces a new explicit integration method for second-order ordinary differential equations (ODEs) commonly encountered in engineering applications. Traditionally, these problems are solved either by reformulating them as first-order systems
Gorka Urkullu   +3 more
doaj   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

Adaptivity in Crashworthiness Calculations

open access: yesShock and Vibration, 1993
h-Adaptive finite element methods for nonlinear transient analysis by explicit time integration are described. Examples are given of adaptive calculations for simple components and prototype calculations for a full car model.
Ted Belytschko   +5 more
doaj   +1 more source

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