Results 221 to 230 of about 102,763 (395)

AI‐Enhanced Design of Hexagonal Shell and Finned Tube Latent Heat Storage System Using Nonuniform Longitudinal Fins and Nanomaterials During Melting

open access: yesHeat Transfer, EarlyView.
ABSTRACT Thermal energy storage systems incorporating phase‐change materials (PCMs) have difficulties associated with limited thermal conductivity, resulting in ineffective heat storage and retrieval. This study aims to enhance the efficiency of double‐tube latent heat storage systems by utilizing a hexagonal shell augmented with irregular fins and ...
Pouyan Talebizadehsardari   +7 more
wiley   +1 more source

Low electric field‐driven and fast‐moving relaxor ferroelectric soft robots

open access: yesInfoMat, EarlyView.
To overcome the limitation of conventional electroactive materials that require high electric fields, we prepared a relaxor ferroelectric material featuring fine domains, enabling significant strains under low electric fields. This breakthrough in electrostrain performance paves the way for bionic robots to achieve fast locomotion at low electric ...
Longchao Huang   +13 more
wiley   +1 more source

An analysis of the generalization of pretend play from real objects to toys

open access: yesJournal of Applied Behavior Analysis, EarlyView.
Abstract Researchers have reported that children engage in pretend play that reflects the conventional activities of their environment (i.e., learned‐combinations play). In contrast, children with autism spectrum disorder (ASD) display fewer and less varied play behaviors.
Toni Rose T. Agana   +4 more
wiley   +1 more source

The 2″-O-glucosylation of vitexin and isovitexin in petals of Silene alba is catalysed by two different enzymes [PDF]

open access: green, 1980
Ria Heinsbroek   +6 more
openalex   +1 more source

On Endomorphism Universality of Sparse Graph Classes

open access: yesJournal of Graph Theory, EarlyView.
ABSTRACT We show that every commutative idempotent monoid (a.k.a. lattice) is the endomorphism monoid of a subcubic graph. This solves a problem of Babai and Pultr and the degree bound is best‐possible. On the other hand, we show that no class excluding a minor can have all commutative idempotent monoids among its endomorphism monoids. As a by‐product,
Kolja Knauer, Gil Puig i Surroca
wiley   +1 more source

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