Results 11 to 20 of about 14,224,726 (299)

Discontinuous modelling of crack propagation in a gradient-enhanced continuum [PDF]

open access: yes, 2011
A numerical model for the description of the combined continuous/discontinuous failure in a regularised strain-softening continuum is proposed. The continuum is regularised through the introduction of gradient terms into the constitutive equations.

core   +9 more sources

Comparing macroscopic continuum models for rarefied gas dynamics : a new test method [PDF]

open access: yes, 2006
We propose a new test method for investigating which macroscopic continuum models, among the many existing models, give the best description of rarefied gas flows over a range of Knudsen numbers.
Zheng, Yingsong   +2 more
core   +4 more sources

Control and maintenance of mammalian cell size

open access: yesBMC Cell Biology, 2004
Background Conlon and Raff propose that mammalian cells grow linearly during the division cycle. According to Conlon and Raff, cells growing linearly do not need a size checkpoint to maintain a constant distribution of cell sizes.
Cooper Stephen
doaj   +1 more source

Numerical simulation of aerosol oscillations in a narrow closed resonator [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика
This work is devoted to the numerical simulation of gas suspension oscillations in an acoustic resonator. The mathematical model utilizes a continuum technique for simulating the dynamics of multiphase media in Euler coordinates, accounting for the ...
Gubajdullin, Damir A.   +1 more
doaj   +1 more source

Fast and Efficient Simulation of the FEBID Process with Thermal Effects

open access: yesNanomaterials, 2023
Focused electron-beam-induced deposition (FEBID) is a highly versatile direct-write approach with particular strengths in the 3D nanofabrication of functional materials.
Alexander Kuprava, Michael Huth
doaj   +1 more source

Atomistic-to-continuum coupling approximation of a one-dimensional toy model for density functional theory [PDF]

open access: yes, 2013
We consider an atomistic model defined through an interaction field satisfying a variational principle and which can therefore be considered a toy model of (orbital-free) density functional theory.
Langwallner, Bernhard   +2 more
core   +1 more source

Effects of Quartic Wave-Vectors on Continuum Model of Phosphorene

open access: yesCumhuriyet Science Journal, 2017
Phosphorene is themonolayer structures of black phosphorous. Its low-energy physics can bedescribed by continuum model in the scheme of k∙p theory. Validity of energyrange for this model can be improved by extra terms as trigonal warp effect ingraphene ...
Aybey Mogulkoc
doaj   +1 more source

Continuum shell model

open access: yesPhysical Review C, 2006
19 pages, 6 ...
Volya, Alexander, Zelevinsky, Vladimir
openaire   +2 more sources

Wavelet formulation of the polarizable continuum model. II. Use of piecewise bilinear boundary elements [PDF]

open access: yes, 2015
The simplicity of dielectric continuum models has made them a standard tool in almost any Quantum Chemistry (QC) package. Despite being intuitive from a physical point of view, the actual electrostatic problem at the cavity boundary is challenging: the ...
Simen Sommerfelt Reine   +12 more
core   +1 more source

A priori error analysis of two force-based atomistic/continuum models of a periodic chain [PDF]

open access: yes, 2011
The force-based quasicontinuum (QCF) approximation is a non-conservative atomistic/continuum hybrid model for the simulation of defects in crystals. We present an a priori error analysis of the QCF method, applied to a one-dimensional periodic chain ...
Makridakis , C.   +9 more
core   +1 more source

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