Results 21 to 30 of about 1,161,769 (196)

A Methodology for Multi-Camera Surface-Shape Estimation of Deformable Unknown Objects

open access: yesRobotics, 2018
A novel methodology is proposed herein to estimate the three-dimensional (3D) surface shape of unknown, markerless deforming objects through a modular multi-camera vision system.
Evgeny Nuger, Beno Benhabib
doaj   +1 more source

Some New Concepts of Shape Memory Effect of Polymers [PDF]

open access: yes, 2014
In this study some new concepts regarding certain aspects related to shape memory polymers are presented. A blend of polylactic acid (PLA) (80%) and polybutylene succinate (PBS) (20%) was prepared first by extrusion, then by injection molding to obtain ...
ABDALLAH-ELHIRTSI, Sofiane   +5 more
core   +7 more sources

Shape Memory Effect and Properties Memory Effect of Polyurethane [PDF]

open access: yes, 2013
The relationship between shape and properties memory effect, especially viscoelastic properties of polyurethane under study is the main aim of this research work.
BOCQUET, Michel   +4 more
core   +5 more sources

High shape memory properties and high strength of shape memory polyurethane nanofiber-based yarn and coil

open access: yesPolymer Testing, 2021
Recently, research on shape memory-based materials has increased because of their shape programming and shape recovery attributes. Compared with shape memory alloy, shape memory polymer polyurethane (SMPU) fiber and its fabric find applications in ...
Yunlong Shi, Hairong Chen, Xiaoyu Guan
doaj   +1 more source

Point-wise Map Recovery and Refinement from Functional Correspondence [PDF]

open access: yes, 2015
Since their introduction in the shape analysis community, functional maps have met with considerable success due to their ability to compactly represent dense correspondences between deformable shapes, with applications ranging from shape matching and ...
Cremers, Daniel   +2 more
core   +2 more sources

Shape Recovery and Secondary-Shape Forming in Polyurethane-Shape Memory Polymer

open access: yesKey Engineering Materials, 2007
The influence of the strain-holding conditions on shape recovery and secondary-shape forming was investigated. The results obtained are summarized as follows. (1) If strain is held at holding temperature Th = Tg+20K in a short time, irrecoverable strain starts to appear at the holding time th= 0.5h and strain is not recovered at all at th=8h.
Hisaaki Tobushi   +3 more
openaire   +3 more sources

Light-induced dynamically tunable micropatterned surface for the regulation of the endothelial cell alignment

open access: yesBiosurface and Biotribology, 2019
The surface topography has a great effect on the behaviour of adherent cells. We report an efficient method to prepare shape memory surfaces with dynamically changed micropatterns, which can be induced by near-infrared (NIR) light by varying the power ...
Jiao Wang   +5 more
doaj   +1 more source

Mechanical and heat transfer properties of 4D-printed shape memory graphene oxide/epoxy acrylate composites

open access: yesNanotechnology Reviews, 2022
4D printing is a new technology to fabricate active smart materials, which can change the configuration according to environmental stimuli. To obtain shape memory graphene oxide/bisphenol A epoxy acrylate (GO/Bis-A EA) composites with outstanding shape ...
Xu Jinghang   +4 more
doaj   +1 more source

Analysis of Shape Memory Behavior and Mechanical Properties of Shape Memory Polymer Composites Using Thermal Conductive Fillers

open access: yesMicromachines, 2021
Shape memory polymers (SMPs) are attracting attention for their use in wearable displays and biomedical materials due to their good biocompatibility and excellent moldability.
Mijeong Kim   +5 more
doaj   +1 more source

Functionally-graded shape memory polymer board

open access: yesMechanical Engineering Journal, 2016
If the shape memory polymer is applied to actuators, the novel intelligent shape memory actuators can be developed. The development of the functionally-graded shape memory polymer board was investigated for the development of the new actuators.
Kohei TAKEDA   +3 more
doaj   +1 more source

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