Results 31 to 40 of about 3,735,562 (288)

4D optical fibers thermally drawn from shape-memory polymers [PDF]

open access: yesEPJ Web of Conferences, 2023
Adaptative objects based on shape-memory materials are expected to significantly impact numerous technological sectors including optics and photonics.
Strutynski Clément   +6 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

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

Shape memory polymers: Current state and future prospects

open access: yeseXPRESS Polymer Letters, 2023
editorial
Balázs Tatár, László Mészáros
doaj   +1 more source

Predicting thermal shape recovery of crosslinked polymer networks from linear viscoelasticity [PDF]

open access: yes, 2012
The viscoelastic behavior of an amorphous shape-memory polymer network and its dependence on time and temperature were measured by dynamic mechanical analysis.
GILORMINI, Pierre   +7 more
core   +1 more source

Light activated shape memory polymers and composites: A review

open access: yes, 2020
Shape memory polymers and their composites are capable to hold a temporary shape and recover to the original shape upon exposure to a particular external stimulus. The stimulus light is considered as the optical radiation of any wavelength from 1 to 10^6
Epaarachchi, Jayantha   +4 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

Shape memory polymers : the wave of the future or a passing fad? [PDF]

open access: yes, 2013
textNew materials always have the possibility of revolutionizing manufacturing processes and the way we live. Bronze, steel alloys, vulcanized rubber, ceramics, and fiber optic cables are just of few of the materials man has discovered which improved ...
Sunday, Eugene Patrick
core   +1 more source

Recent progress of 4D printing technology

open access: yesJournal of Aeronautical Materials, 2019
4D Printing technology can achieve additive manufacturing of smart materials. Recent progresses of 4D printing composite materials, shape memory polymers, shape memory alloys and other smart materials were reviewed.
LU Haizhou   +4 more
doaj   +1 more source

New perspective on the creep characteristic of fiber–dependent shape memory polymers: variable–order fractional constitutive model

open access: yesJournal of Materials Research and Technology, 2023
With the aim of describing and explaining the creep tensile property of shape memory polymers (SMPs) better, a variable--order fractional creep constitutive model with fewer parameters and good simulation performance was constructed on the basis of ...
Guo Shiru   +6 more
doaj   +1 more source

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