Results 11 to 20 of about 928,583 (198)

Journey of smart material from composite to shape memory alloy (SMA), characterization and their applications-A review

open access: yesSmart Materials in Medicine, 2023
This review paper deals with the advancements of composites to shape memory alloys. The journey of smart materials from conventional composites to advance shape memory alloys and their application is described in this literature.
Uddeshya Shukla, Kamal Garg
doaj   +1 more source

High-performance fibrous artificial muscle based on reversible shape memory UHMWPE

open access: yesJournal of Materials Research and Technology, 2022
Shape memory polymer fibers (SMPFs) are an important branch of intelligent fibers. Due to their ability to deform under external stimuli, shape memory polymer fibers have been used in intelligent textiles, polymer fillers and medical fields, including ...
Y. Li   +7 more
doaj   +1 more source

Formation mechanism of heterogeneous microstructures and shape memory effect in NiTi shape memory alloy fabricated via laser powder bed fusion

open access: yesMaterials & Design, 2023
Additive manufacturing involves the process of track-by-track melt pools accompanied by the localized rapid melting/solidification, which can determine unique nonequilibrium microstructures.
H.Z. Lu   +7 more
doaj   +1 more source

A simple and universal strategy for preparing external stress-free two-way shape memory polymers by making use of the chemical crosslinkages derived from peroxide initiator

open access: yeseXPRESS Polymer Letters, 2020
In the present work, a new strategy for preparing authentic two-way shape memory polymer was proposed by using a conventional crosslinked polyurethane (PU) containing crystalline poly(ε-caprolactone) (PCL) as the proof-ofconcept material.
L. F. Fan   +3 more
doaj   +1 more source

Shape Memory Alloys (Part II): Classification, Production and Application [PDF]

open access: yesKemija u Industriji, 2014
Shape memory alloys (SMAs) have been extensively investigated because of their unique shape memory behaviour, i.e. their ability to recover their original shape they had before deformation.
I. Ivanic, M. Gojic, S. Kozuh
doaj   +1 more source

Observation of the two-way shape memory effect in an atomistic model of martensitic transformation [PDF]

open access: yesPapers in Physics, 2017
We study a system of classical particles in two dimensions interacting through an isotropic pair potential that displays a martensitic phase transition between a triangular and a rhomboidal structure upon the change of a single parameter.
Eduardo Jagla
doaj   +1 more source

The positional-specificity effect reveals a passive-trace contribution to visual short-term memory. [PDF]

open access: yes, 2013
The positional-specificity effect refers to enhanced performance in visual short-term memory (VSTM) when the recognition probe is presented at the same location as had been the sample, even though location is irrelevant to the match/nonmatch decision. We
Awh, Edward   +4 more
core   +9 more sources

On the microstructure and mechanical properties of a two-way shape memory NiTi/NiTiCu bi-layer diaphragm

open access: yesMaterials & Design, 2020
In this research, a NiTi/NiTiCu bi-layer composite consist of austenitic and martensitic layers was made by the diffusion bonding method, to make a diaphragm to show two-way shape memory actuation.
Farzad Ghazi Askari-Naeini   +3 more
doaj   +1 more source

Two-way shape memory effect of Ni50.1Mn24.1Ga20.3 Fe5.5 shape memory alloy polycrystalline fiber

open access: yesCailiao gongcheng, 2021
Polycrystalline Ni-Mn-Ga-Fe fibers were prepared by melt-extraction technique. The internal stress and defects introduced by rapid solidification were modified by step-wise chemical ordering annealing.
LIU Yan-fen   +7 more
doaj   +1 more source

Thermally Activated Composite with Two-Way and Multi-Shape Memory Effects [PDF]

open access: yesMaterials, 2013
The use of shape memory polymer composites is growing rapidly in smart structure applications. In this work, an active asymmetric composite called “controlled behavior composite material (CBCM)” is used as shape memory polymer composite. The programming and the corresponding initial fixity of the composite structure is obtained during a bending test ...
Basit, Abdul   +3 more
openaire   +2 more sources

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