Photomechanics of light-activated polymers
WebPhotomechanical shape memory polymers are an exciting class of materials that are able to store a temporary shape and recover their original shape when stimulated by light. In … WebIn this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer systems. This …
Photomechanics of light-activated polymers
Did you know?
WebJul 13, 2009 · Photomechanical shape memory polymers are an exciting class of materials that are able to store a temporary shape and recover their original shape when stimulated by light. In this work we develop a model to simulate the photomechanical behavior of light-activated shape memory polymers. To the best of our knowledge this is the first … WebApr 3, 2013 · Shape memory polymers (SMPs) are a class of smart materials that can fix a temporary shape and recover to their permanent (original) shape in response to an environmental stimulus such as heat, electricity, or irradiation, among others. ... Long K et al. 2009 Photomechanics of light-activated polymers J. Mech. Phys. Solids 57 1103–21.
Shape-memory polymers are an emerging class of polymers with applications … Recently, light-activated polymers have been developed that exhibit large … The variation of the critical free volumes for propagation and termination, using the … In Section 3, we introduce spatial- and ensemble-averages in order to define the … Calculations were carried out with T ∗ /τ T =0.25 and T ∗∗ /τ T =0.75. Fig. 6 shows … 1.. IntroductionThermally activated shape memory polymers (SMP) are an … WebThe objectives of this dissertation research are to study the photomechanics of polymers including light activated polymer and two stage reactive polymer, and explore their …
WebIn this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer systems. This … WebPhoto-origami uses the dynamic control of the molecular architecture of a polymer by a combination of mechanical and non-contact optical stimuli to design and program spatially and temporally variable mechanical and optical fields into a material. The fields are essentially actuators, embedded in the material at molecular resolution, designed to …
WebFor effective muscle-like actuation, materials with stratified structures and high molecular orders are necessary. Liquid-crystalline elastomers (LCEs) are superior soft materials that …
WebApr 1, 2015 · The features shared by light-activated polymers involve light interacting with the material, which triggers photochemical reactions that alter the structure of the crosslinked polymer network. the post grid 使い方WebJul 1, 2009 · In this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer … siege with keyboard with mouseWebMay 9, 2016 · Recently, triple shape memory polymers (TSMPs) have been discovered; these materials can be programmed to switch between three distinct shapes. Previously, we introduced a model to describe the mechanical behavior of TSMPs; however, the earlier study was limited in scope to simple cases of uniaxial deformation. In this work, we build … the post greenparkWebMar 1, 2024 · Photomechanics of light-activated polymers. K. Long, T. F. Scott, H. Qi, C. Bowman, M. Dunn; Materials Science. 2009; ... The effects of oxygen on both stress relaxation and bending actuation are studied in light activated covalent adaptable networks formed by radical polymerization reactions, which have potential applications as novel ... the postgresql licenceWebLight-activated polymers are an exciting class of materials that respond mechanically when irradiated at particular wavelengths. Recent demonstrations include two novel polymers developed by Scott ... the post georgetown texasWebPhotomechanics of light-activated polymers. KN Long, TF Scott, HJ Qi, CN Bowman, ML Dunn. Journal of the Mechanics and Physics of Solids 57 (7), 1103-1121, 2009. 161: 2009: Photopolymerized thiol-ene systems as shape memory polymers. ... Journal of Applied Polymer Science 93 (3), 1348-1359, 2004. 68: siege year 8 season passWebBrazel, C. S. [2009] “ Magnetothermally-responsive nanomaterials: Combining magnetic nanostructures and thermally-sensitive polymers for triggered drug release,” Pharmaceutical Research 26(3), 644–656. Crossref, ISI, Google Scholar siege youngest operator