Results 71 to 80 of about 70,698 (294)

A quadtree-polygon-based scaled boundary finite element method for image-based mesoscale fracture modelling in concrete [PDF]

open access: yes, 2019
A quadtree-polygon scaled boundary finite element-based approach for image-based modelling of concrete fracture at the mesoscale is developed. Digital images representing the two-phase mesostructure of concrete, which comprises of coarse aggregates and ...
A.A. Saputra   +59 more
core   +1 more source

Spatially Modulated Morphotropic Phase Boundaries in a Compressively Strained Multiferroic Thin Film

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT The coexisting rhombohedral‐like (R′, MA) and tetragonal‐like (T′, MC) monoclinic phases in compressively strained bismuth ferrite thin films exhibit exceptional piezoelectric and magnetic properties. While previous studies have largely focused on probing the morphotropic phase boundaries (MPBs) comprising ordered R′/T′ twins, their self ...
Ting‐Ran Liu   +7 more
wiley   +1 more source

The Impact of Mesoscale Eddies on Surface and Subsurface Sound Channels in the Kuroshio Extension

open access: yesRemote Sensing
Mesoscale eddies induce significant variations in the temperature and salinity of the upper ocean, thereby exerting a substantial impact on sound propagation.
Youwei Wu   +7 more
doaj   +1 more source

Analysis of characteristics and causes of "8.12" extreme precipitation in Hubei Province

open access: yes暴雨灾害, 2023
Extreme precipitation occurred in northern Hubei,with the maximum precipitation of 518.5 mm in 24 hours and 117.9 mm in 1 hour,causing serious disasters from 20:00 BT on August 11 to 20:00 BT on August 12,2021.
Xiaolu HE   +7 more
doaj   +1 more source

Transforming mesoscale granular plasticity through particle shape

open access: yes, 2018
When an amorphous material is strained beyond the point of yielding it enters a state of continual reconfiguration via dissipative, avalanche-like slip events that relieve built-up local stress.
Dahmen, Karin A.   +2 more
core   +1 more source

Characteristics of linear mesoscale convective systems during DYNAMO

open access: yes, 2019
Mesoscale convective systems (MCSs) have long been known to play a large part in the vertical transport of horizontal momentum. They also contribute to the vertical redistribution of heat and radiative forcing. The Madden Julian Oscillation (MJO) is a tropical disturbance that propagates across the central Indian Ocean and western Pacific Ocean with an
Messina, Joseph, author   +4 more
openaire   +1 more source

How the Carrier Mobility and Seebeck Coefficient of Doped Semiconducting Polymers Are Controlled by Counterion Interactions and Mesoscale Order

open access: yesAdvanced Functional Materials, EarlyView.
Conventional doping of P3HT with F4TCNQ results in poor charge transport. However, when F4TCNQ is exchanged with LiTFSI, the transport characteristics are greatly enhanced. We find the increase in charge transport is directly related to an increase in the mesoscale ordering of P3HT, resulting in longer and better‐connected transport pathways.
Quynh M. Duong   +9 more
wiley   +1 more source

Enhancing Energy Production with Exascale HPC Methods [PDF]

open access: yes, 2016
High Performance Computing (HPC) resources have become the key actor for achieving more ambitious challenges in many disciplines. In this step beyond, an explosion on the available parallelism and the use of special purpose processors are crucial.
Camata, José J.   +17 more
core   +2 more sources

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

A wind field downscaling strategy based on domain segmentation and transfer functions [PDF]

open access: yes, 2018
This paper presents a novel methodology for mesoscale‐to‐microscale downscaling of near‐surface wind fields. The model chain consists on the Weather Research and Forecast mesoscale model and the Alya‐CFDWind microscale model (assuming neutral stability).
Avila, Matias   +2 more
core   +2 more sources

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