Results 21 to 30 of about 2,666,070 (302)

Switch From Pauli‐Lowering to LUMO‐Lowering Catalysis in Brønsted Acid‐Catalyzed Aza‐Diels‐Alder Reactions

open access: yesChemistryOpen, 2021
Brønsted acid‐catalyzed inverse‐electron demand (IED) aza‐Diels‐Alder reactions between 2‐aza‐dienes and ethylene were studied using quantum chemical calculations.
Song Yu   +2 more
doaj   +1 more source

Multiscale Modeling of Sorption Kinetics

open access: yesMultiscale Modeling & Simulation, 2023
In this paper we propose and validate a multiscale model for the description of particle diffusion in presence of trapping boundaries. We start from a drift-diffusion equation in which the drift term describes the effect of bubble traps, and is modeled by a short range potential with an attractive term and a repulsive core.
Clarissa Astuto   +2 more
openaire   +7 more sources

Aneurysm-on-a-Chip: Setting Flow Parameters for Microfluidic Endothelial Cultures Based on Computational Fluid Dynamics Modeling of Intracranial Aneurysms

open access: yesBrain Sciences, 2022
Intracranial aneurysms are pouch-like extrusions from the vessels at the base of the brain which can rupture and cause a subarachnoid hemorrhage.
Aisen Vivas   +7 more
doaj   +1 more source

The spectrum of the force-based quasicontinuum operator for a homogeneous periodic chain [PDF]

open access: yes, 2012
We show under general conditions that the linearized force-based quasicontinuum (QCF) operator has a real, positive spectrum. The spectrum is identical to that of the quasinonlocal quasicontinuum (QNL) operator in the case of second-neighbor interactions.
Ortner, C.   +4 more
core   +1 more source

A space-time multiscale method for parabolic problems

open access: yes, 2022
We present a space-time multiscale method for a parabolic model problem with an underlying coefficient that may be highly oscillatory with respect to both the spatial and the temporal variables.
Ljung, Per   +9 more
core   +1 more source

Fifth International Conference Multiscale Materials Modeling, MMM 2010. Proceedings

open access: yes, 2022
Multiscale modeling of materials promotes the development of predictive materials research tools to understand the structure and properties of materials at all scales.

core   +1 more source

MULTISCALE MODELING OF THE RESPIRATORY TRACT [PDF]

open access: yesMathematical Models and Methods in Applied Sciences, 2010
We propose here a decomposition of the respiratory tree into three stages which correspond to different mechanical models. The resulting system is described by the Navier–Stokes equation coupled with an ODE (a simple spring model) representing the motion of the thoracic cage. We prove that this problem has at least one solution locally in time for any
Baffico, Léonardo   +2 more
openaire   +4 more sources

Index

open access: yes, 2021
DESCRIPTION Multiscale Modeling of Electrochemical Reactions and Processes is a practical guide to multiscale computational methodologies. It offers a holistic understanding of the impact of reaction conditions on the overall performance of ...
Yun Wang, Wang, Yun
core   +1 more source

Multiscale Angiogenesis Modeling [PDF]

open access: yes, 2005
We propose a deterministic two-scale tissue-cellular approach for modeling growth factor-induced angiogenesis. The bioreaction and diffusion of capillary growth factors (CGF) are modeled at a tissue scale, whereas capillary extension, branching and anastomosis are modeled at a cellular scale. The capillary indicator function is used to bridge these two
Shuyu Sun 0001   +3 more
openaire   +1 more source

Multiscale Modeling of Form and Function [PDF]

open access: yesScience, 2009
Topobiology posits that morphogenesis is driven by differential adhesive interactions among heterogeneous cell populations. This paradigm has been revised to include force-dependent molecular switches, cell and tissue tension, and reciprocal interactions with the microenvironment.
Engler, Adam J.   +3 more
openaire   +3 more sources

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