Results 21 to 30 of about 4,223,517 (258)

On modeling shape memory polymers as elastic two-phase composite materials [PDF]

open access: yes, 2012
A model has been proposed recently, which describes the experimentally observed mechanical behavior of some shape memory polymers. It considers a purely thermoelastic behavior, without strain rate effects, and assumes essentially that the polymer can be ...
GILORMINI, Pierre   +3 more
core   +1 more source

Shape memory polymer composites and their smart structural applications

open access: yes, 2021
Shape memory polymers (SMPs) and their composites are evolving intensively in smart materials research. These intelligent materials have the ability to keep a temporary shape and then recover the original shape when subjected to external stimuli such as ...
Epaarachchi, Jayantha   +3 more
core   +1 more source

Engineering shape memory and morphing protein hydrogels based on protein unfolding and folding

open access: yesNature Communications, 2022
Engineering shape memory and morphing materials achieved considerable progress in polymer-based systems, but protein-based shape memory and morphing materials remain less investigated.
Qingyuan Bian, Linglan Fu, Hongbin Li
doaj   +1 more source

A torsion test for the study of the large deformation recovery of shape memory polymers [PDF]

open access: yes, 2011
A torsion device was designed and built for testing the shape fixity and shape recovery of shape memory polymers at large deformation. A simple thermal chamber was used to regulate the thermal environment during testing and a CCD camera was used for ...
GILORMINI, Pierre   +11 more
core   +1 more source

High performance shape memory polyurethane synthesized with high molecular weight polyol as the soft segment [PDF]

open access: yes, 2012
Shape memory polyurethanes (SMPUs) are typically synthesized using polyols of low molecular weight (MW~2,000 g/mol) as it is believed that the high density of cross-links in these low molecular weight polyols are essential for high mechanical strength ...
Miraftab, Mohsen   +15 more
core   +1 more source

An Ample Review on Compatibility and Competence of Shape Memory Alloys for Enhancing Composites

open access: yesAdvances in Materials Science and Engineering, 2022
The name shape memory alloy (SMA) reveals its behavior of being an accurate heat-sensitive material in changing its shape based on the temperature. This ample review concentrates on the current scenario of including SMA in polymer matrix composites to ...
T. Gopalakrishnan   +3 more
doaj   +1 more source

Shape memory performance of asymmetrically reinforced epoxy/carbon fibre fabric composites in flexure [PDF]

open access: yes, 2013
In this study asymmetrically reinforced epoxy (EP)/carbon fibre (CF) fabric composites were prepared and their shape memory properties were quantified in both unconstrained and fully constrained flexural tests performed in a dynamic mechanical analyser ...
Fejős, M., J. Karger-Kocsis, M. Fejos
core   +1 more source

Constitutive model for epoxy shape memory polymer with regulable phase transition temperature

open access: yesInternational Journal of Smart and Nano Materials, 2021
The epoxy shape memory polymer (SMP) with adjustable phase transition temperature is a kind of high-performance shape memory polymer, which can change its phase transition temperature and improve its mechanical properties through the process of photo ...
Fei Zhao   +5 more
doaj   +1 more source

Epoxy/Polycaprolactone Systems with Triple-Shape Memory Effect: Electrospun Nanoweb with and without Graphene Versus Co-Continuous Morphology [PDF]

open access: yes, 2013
Triple-shape memory epoxy (EP)/polycaprolactone (PCL) systems (PCL content: 23 wt %) with different structures (PCL nanoweb embedded in EP matrix and EP/PCL with co-continuous phase structure) were produced.
Márta Fejős   +5 more
core   +1 more source

Temperature-Induced Shape Memory Characteristics of Epoxy Resin-Based Fabric-Reinforced Composites [PDF]

open access: yes, 2013
Shape memory characteristics of woven glass and carbon fiber fabric reinforced epoxy resin-based composites were assessed in bending mode using a dynamic mechanical analyzer.
Karger-Kocsis, J.
core   +1 more source

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