Results 1 to 10 of about 1,160 (132)

Behavioural tactics across thermal gradients align with partial morphological divergence in brook charr. [PDF]

open access: yesJ Anim Ecol
Our study reveals that brook charr adopt distinct ‘warm’ and ‘cool’ behavioural tactics to balance foraging and thermal stress in stratified lakes. By linking fine‐scale thermal movements to morphology, we show how temperature‐driven habitat use promotes individual specialization and potential ecotypic divergence under climate change.
Stahl A, Pépino M, Bertolo A, Magnan P.
europepmc   +2 more sources

Domain-Wall Driven Suppression of Thermal Conductivity in a Ferroelectric Polycrystal. [PDF]

open access: yesAdv Sci (Weinh)
In this study, phonon scattering at ferroelectric domain walls is used to engineer polycrystals with an unusual heat transport behavior: in the model system ErMnO3, thermal conductivity decreases as grain size increases, a trend opposite to that observed in other conventional materials.
Belrhiti-Nejjar R   +10 more
europepmc   +2 more sources

Synthesis of a new amino acid derivative with long-lasting hair shape control effects and elucidation of its mechanisms. [PDF]

open access: yesInt J Cosmet Sci
We have discovered 2‐(2‐aminoethylthio) succinic acid with a long‐lasting hair shape control effect. We have demonstrated its hair straightening and curl retention effect, and clarified its mechanism. Abstract Objective Hair is a crucial aspect of an individual's physical appearance.
Sato S   +11 more
europepmc   +2 more sources

Modeling of chemical composition in the melt pool during laser welding of Aluminum / Magnesium alloys [PDF]

open access: yesE3S Web of Conferences, 2021
Joining dissimilar metals is very difficult due to the formation of brittle intermetallic phases which may be detrimental to mechanical properties. The present work aims to investigate the transport phenomenon in the weld bead and to understand the ...
Ben Halim Sabrine   +2 more
doaj   +1 more source

Design and Optimization of Heat Sinks for the Liquid Cooling of Electronics with Multiple Heat Sources: A Literature Review

open access: yesEnergies, 2023
This paper presents a detailed literature review on the thermal management issue faced by electronic devices, particularly concerning uneven heating and overheating problems.
Yijun Li   +4 more
doaj   +1 more source

Influence de la réflectivité de l’enveloppe sur la demande énergétique des bâtiments et sur le confort thermique

open access: yesRevue Nature et Technologie, 2022
Dans le milieu urbain, la nature des matériaux qui couvrent les surfaces urbaines (trottoirs, façades et toitures) influe considérablement sur la consommation énergétique et l’ambiance thermique à l’extérieur et à l’intérieur du bâtiment dépendamment du
Ouarda MANSOURI   +2 more
doaj   +6 more sources

X-ray Tomography Investigation of the Quality of Architected Structures Obtained with Additive Manufacturing Processes

open access: yesJournal of Manufacturing and Materials Processing, 2022
Additive Manufacturing (AM) appears to be the best candidate to manufacture random architected materials, as it offers significant freedom in the design of hollowed parts with complex geometry.
Meher Azouzi   +4 more
doaj   +1 more source

A Review on the Performance Indicators and Influencing Factors for the Thermocline Thermal Energy Storage Systems

open access: yesEnergies, 2021
Thermal energy storage (TES) system plays an essential role in the utilization and exploitation of renewable energy sources. Over the last two decades, single-tank thermocline technology has received much attention due to its high cost-effectiveness ...
Wanruo Lou   +4 more
doaj   +1 more source

Analysis of ECN spray A ignition in a Rapid Compression Machine using simultaneous OH* chemiluminescence and formaldehyde PLIF

open access: yesOil & Gas Science and Technology, 2020
The canonical diesel spray A is characterized in an optical Rapid Compression Machine (RCM) at high temperature and density conditions (900 K and 850 K, ρ = 23 kg/m3) using simultaneous high-speed OH* chemiluminescence and two-pulse 355 nm Planar Laser ...
Strozzi Camille   +3 more
doaj   +1 more source

Modélisation numérique des matériaux à changement de phase

open access: yesIncertitudes et Fiabilité des Systèmes Multiphysiques
Les systèmes de refroidissement traditionnels n’ont pas la capacité d’assurer un bon transfert d’énergie thermique. Grâce à l’évolution de ces systèmes, il est possible d’améliorer les nouveaux dispositifs.
Kawtar Esstar   +2 more
doaj   +1 more source

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