Results 11 to 20 of about 10,180,203 (304)

Multi-scale lung modeling

open access: yesJournal of Applied Physiology, 2011
Multi-scale modeling of biological systems has recently become fashionable due to the growing power of digital computers as well as to the growing realization that integrative systems behavior is as important to life as is the genome. While it is true that the behavior of a living organism must ultimately be traceable to all its components and their ...
Merryn H, Tawhai, Jason H T, Bates
openaire   +4 more sources

Concurrent multi-scale modeling of granular materials: Role of coarse-graining in FEM-DEM coupling [PDF]

open access: yes, 2023
The finite element method (FEM) is commonly used for modeling continuum media, while particle simulation methods like the so-called discrete element method (DEM) are used for discrete systems.
Cheng, Hongyang   +6 more
core   +2 more sources

A Multi-Scale Model for Cholera Outbreaks

open access: yesMathematics, 2022
Cholera, caused by the pathogenic Vibrio cholerae bacteria, remains a severe public health threat. Although a lot of emphasis has been placed on the population-level spread of the disease, the infection itself starts within the body. As such, we formulated a multi-scale model that explicitly connects the within-host and between-host dynamics of the ...
Beryl Musundi   +2 more
openaire   +3 more sources

Stochastic Model of Virus–Endosome Fusion and Endosomal Escape of pH-Responsive Nanoparticles

open access: yesMathematics, 2022
In this paper, we set up a stochastic model for the dynamics of active Rab5 and Rab7 proteins on the surface of endosomes and the acidification process that govern the virus–endosome fusion and endosomal escape of pH-responsive nanoparticles. We employ a
Sergei Fedotov   +3 more
doaj   +1 more source

Morphological/Dynamic Instability of Directional Crystallization in a Finite Domain with Intense Convection

open access: yesCrystals, 2023
This study is devoted to the morphological/dynamic instability analysis of directional crystallization processes in finite domains with allowance for melt convection.
Eugenya V. Makoveeva   +3 more
doaj   +1 more source

Data Assimilation in a Multi-Scale Model [PDF]

open access: yesMathematics of Climate and Weather Forecasting, 2017
AbstractData assimilation for multi-scale models is an important contemporary research topic. Especially the role of unresolved scales and model error in data assimilation needs to be systematically addressed. Here we examine these issues using the Ensemble Kalman filter (EnKF) with the two-level Lorenz-96 model as a conceptual prototype model of the ...
Hu, Guannan, Franzke, Christian L. E.
openaire   +2 more sources

Analysis of Smoluchowski’s Coagulation Equation with Injection

open access: yesCrystals, 2022
The stationary solution of Smoluchowski’s coagulation equation with injection is found analytically with different exponentially decaying source terms. The latter involve a factor in the form of a power law function that plays a decisive role in forming ...
Eugenya V. Makoveeva   +2 more
doaj   +1 more source

The role of incoming flow on crystallization of undercooled liquids with a two-phase layer

open access: yesScientific Reports, 2022
Motivated by important applications of crystallization phenomena, we consider a directional solidification process for a binary melt with a two-phase (mushy) layer in the presence of weak melt flow.
Dmitri V. Alexandrov, Liubov V. Toropova
doaj   +1 more source

Effect of Mask Geometry Variation on Plasma Etching Profiles

open access: yesMicromachines, 2023
It is becoming quite evident that, when it comes to the further scaling of advanced node transistors, increasing the flash memory storage capacity, and enabling the on-chip integration of multiple functionalities, “there’s plenty of room at the top”. The
Josip Bobinac   +8 more
doaj   +1 more source

Mixed-dimensional consistent coupling by multi-point constraint equations for efficient multi-scale modeling [PDF]

open access: yes, 2012
Finding an appropriate linking method to connect different dimensional element types in a single finite element model is a key issue in the multi-scale modeling.
Ling, Z.H.   +3 more
core   +1 more source

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