Results 31 to 40 of about 3,793,481 (295)

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

A novel approach for texture shape recovery [PDF]

open access: yesProceedings Ninth IEEE International Conference on Computer Vision, 2003
In vision and graphics, there is a sustained interest in capturing accurate 3D shape with various scanning devices. However, the resulting geometric representation is only part of the story. Surface texture of real objects is also an important component of the representation and fine-scale surface geometry such as surface markings, roughness, and ...
Jing Wang 0008, Kristin J. Dana
openaire   +2 more sources

End-to-End Recovery of Human Shape and Pose [PDF]

open access: yes2018 IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2018
We describe Human Mesh Recovery (HMR), an end-to-end framework for reconstructing a full 3D mesh of a human body from a single RGB image. In contrast to most current methods that compute 2D or 3D joint locations, we produce a richer and more useful mesh representation that is parameterized by shape and 3D joint angles. The main objective is to minimize
Kanazawa, A.   +3 more
openaire   +5 more sources

Evaluation of Bending Stress and Shape Recovery Behavior Under Cyclic Loading in PLA 4D-Printed Lattice Structures

open access: yesApplied Sciences
This study aims to analyze the bending behavior of polylactic acid (PLA) structures made by fusion deposition modeling (FDM) technology. The investigation analyzed chiral structures such as lozenge and clepsydra, as well as geometries with wavy patterns ...
Maria Pia Desole   +2 more
doaj   +1 more source

Polyurethane polystyrene based smart interpenetrating network with quick shape recovery through thermal actuation

open access: yesPolymers and Polymer Composites, 2022
Polyurethane (PU), designed with pre-polymer method involving polyol as cross-linker, has been utilized for shape memory applications. Neat PU or PU-PS (polystyrene) interpenetrating network (IPN) samples have been prepared.
Naveed Ahmed   +5 more
doaj   +1 more source

Stochastic Exploration of Ambiguities for Nonrigid Shape Recovery [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2013
Recovering the 3D shape of deformable surfaces from single images is known to be a highly ambiguous problem because many different shapes may have very similar projections. This is commonly addressed by restricting the set of possible shapes to linear combinations of deformation modes and by imposing additional geometric constraints.
Francesc Moreno-Noguer, Pascal Fua
openaire   +5 more sources

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

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

Recovery of the rod cross-section shape

open access: yesBoletín de la Sociedad Matemática Mexicana
Abstract A direct method for solving the inverse problem of determining the shape of the cross-section of a rod is proposed. The method is based on Neumann series of Bessel functions representations for solutions of Sturm-Liouville equations. The first coefficient of the representation is sufficient for the recovery of the unknown function. A
Vladislav V. Kravchenko   +2 more
openaire   +3 more sources

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

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