Results 11 to 20 of about 153,078 (284)

Dynamic pressure variations in the lower crust caused by localized fluid-induced weakening

open access: yesCommunications Earth & Environment, 2022
Localized very high pressure mineral assemblages can be explained by local pressure gradients up to an order of magnitude greater than lithostatic pressure, according to a numerical visco-elasto-plastic model of fluid-induced mechanical ...
Evangelos Moulas   +2 more
doaj   +1 more source

B‐DNA Structure and Stability: The Role of Nucleotide Composition and Order

open access: yesChemistryOpen, 2022
Invited for this month's cover are the groups of Célia Fonseca Guerra at the Vrije Universiteit Amsterdam and Leiden University, Giampaolo Barone from the Università degli Studi di Palermo, and F.
Celine Nieuwland   +4 more
doaj   +2 more sources

Process-Structure-Properties-Performance Modeling for Selective Laser Melting

open access: yesMetals, 2019
Selective laser melting (SLM) is a promising manufacturing technique where the part design, from performance and properties process control and alloying, can be accelerated with integrated computational materials engineering (ICME).
Tatu Pinomaa   +5 more
doaj   +1 more source

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

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

Deep multiscale model learning [PDF]

open access: yesJournal of Computational Physics, 2020
The objective of this paper is to design novel multi-layer neural network architectures for multiscale simulations of flows taking into account the observed data and physical modeling concepts. Our approaches use deep learning concepts combined with local multiscale model reduction methodologies to predict flow dynamics.
Yating Wang   +4 more
openaire   +2 more sources

Numerical modelling of diffusion-limited mineral growth for geospeedometry applications [PDF]

open access: yesGeoscientific Model Development
Diffusion and crystal growth are common processes in nature and can be observed in rocks that have experienced relatively high temperatures. Information about these processes is stored in the composition gradients of minerals.
A. Stroh   +5 more
doaj   +1 more source

Arylic C–X Bond Activation by Palladium Catalysts: Activation Strain Analyses of Reactivity Trends

open access: yesScientific Reports, 2018
We have quantum chemically explored arylic carbon–substituent bond activation via oxidative insertion of a palladium catalyst in C6H5X + PdLn model systems (X = H, Cl, CH3; Ln = no ligand, PH3, (PH3)2, PH2C2H4PH2) using relativistic density functional ...
Pascal Vermeeren   +2 more
doaj   +1 more source

Multiscale modeling of respiration [PDF]

open access: yesIEEE Engineering in Medicine and Biology Magazine, 2009
A multiscale mathematical model was developed to distinguish responses of external and cellular respiration to exercise of moderate intensity. The simulation shows that the characteristic MRTs of external and cellular respiration are similar even when a transit delay exists between the tissue cells and the lungs.
Haiying, Zhou   +3 more
openaire   +2 more sources

Novel multiscale modeling tool applied to Pseudomonas aeruginosa biofilm formation. [PDF]

open access: yesPLoS ONE, 2013
Multiscale modeling is used to represent biological systems with increasing frequency and success. Multiscale models are often hybrids of different modeling frameworks and programming languages. We present the MATLAB-NetLogo extension (MatNet) as a novel
Matthew B Biggs, Jason A Papin
doaj   +1 more source

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