Results 31 to 40 of about 72,241 (278)

Characterization of soft stripe-domain deformations in Sm-C and Sm-C* liquid-crystal elastomers [PDF]

open access: yes, 2008
The neoclassical model of Sm-C (and Sm-C*) elastomers developed by Warner and Adams predicts a class of “soft” (zero energy) deformations. We find and describe the full set of stripe domains—laminate structures in which the laminates alternate between ...
Bhattacharya, K., Biggins, J. S.
core   +2 more sources

Self-Healable and Reprocessable Silicon Elastomers Based on Imine–Boroxine Bonds for Flexible Strain Sensor

open access: yesMolecules, 2023
Silicon elastomers with excellent self-healing and reprocessing abilities are highly desirable for the advancement of next-generation energy, electronic, and robotic applications. In this study, a dual cross-linked self-healing polysiloxane elastomer was
Peng Wang   +5 more
doaj   +1 more source

Fluoridated elastomers: in vivo versus in vitro fluoride release [PDF]

open access: yes, 2003
OBJECTIVES: To compare (i) the in vivo release of fluoride from fluoridated elastomers to the in vitro release, and (ii) the residual fluoride content of the elastomers after 1 week in the mouth with and without fluoride toothpaste and mouthrinse ...
Benson, P.E., O'Dwyer, J.J., Tinsley, D.
core   +1 more source

Elasticity of Polydomain Liquid Crystal Elastomers

open access: yes, 2011
We model polydomain liquid-crystal elastomers by extending the neo-classical soft and semi-soft free energies used successfully to describe monodomain samples. We show that there is a significant difference between polydomains cross-linked in homogeneous
Bhattacharya, K.   +2 more
core   +1 more source

"Effect of layered double hydroxide on micro morphology and

open access: yesHecheng xiangjiao gongye, 2022
Layered double hydroxide compounds (LDHs) was added to tire sidewall rubber to prepare LDHs/rubber composites. The dispersion state of LDHs in the rubber composites and its effects on curing characteristics, mechanical properties and aging resistance of
DOU Shu-wei, XU Zong-chao, SUN Chong-zhi, WEN Shi-peng, LIU lia,
doaj   +1 more source

Swelling of PDMS Networks in Solvent Vapours; Applications for Passive RFID Wireless Sensors [PDF]

open access: yes, 2015
The relative degree of swelling of a poly(dimethylsiloxane) (PDMS) network in organic vapours is demonstrated to be related to the chemical and physical properties of the organic compounds.
Abbasi   +36 more
core   +1 more source

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

Unconventional elasticity in smectic-A elastomers

open access: yes, 2007
We study two aspects of the elasticity of smectic-$A$ elastomers that make these materials genuinely and qualitatively different from conventional uniaxial rubbers.
L. D. Landau   +8 more
core   +1 more source

Phase chirality and stereo-selective swelling of cholesteric elastomers [PDF]

open access: yes, 2003
Cholesteric elastomers possess a macroscopic ``phase chirality'' as the director n rotates in a helical fashion along an optical axis $z$ and can be described by a chiral order parameter.
A. R. Tajbakhsh   +18 more
core   +1 more source

3D (Bio) Printing Combined Fiber Fabrication Methods for Tissue Engineering Applications: Possibilities and Limitations

open access: yesAdvanced Functional Materials, EarlyView.
Biofabrication aims at providing innovative technologies and tools for the fabrication of tissue‐like constructs for tissue engineering and regenerative medicine applications. By integrating multiple biofabrication technologies, such as 3D (bio) printing with fiber fabrication methods, it would be more realistic to reconstruct native tissue's ...
Waseem Kitana   +2 more
wiley   +1 more source

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