Photomechanics of light-activated polymers

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August undefined, 2024

WebJul 30, 2024 · Photopolymerization is an advanced technology to trigger free radical polymerization in a liquid monomer solution through light-induced curing, during which mechanical properties of the material are significantly transformed. Widely used in additive manufacturing, parts fabricated with this technique display precisions up to the … WebMar 1, 2024 · The self-healing process is considered as a coupled behavior that polymer chains diffuse across the interface and re-form the dynamic bonds assisted by the free radicals. We theoretically relate the light property to the interfacial self-healing strength of the polymers. We predict that the interfacial self-healing strength of the polymer ...

Photomechanics of light-activated polymers - Semantic Scholar

WebA photopolymer or light-activated resin is a polymer that changes its properties when exposed to light, often in the ultraviolet or visible region of the electromagnetic spectrum. These changes are often manifested structurally, for example hardening of the material occurs as a result of cross-linking when exposed to light. An example is shown below … A photopolymer or light-activated resin is a polymer that changes its properties when exposed to light, often in the ultraviolet or visible region of the electromagnetic spectrum. These changes are often manifested structurally, for example hardening of the material occurs as a result of cross-linking when exposed to light. An example is shown below depicting a mixture of monomers, daikin technical email

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WebIn this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer systems. This … 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. WebPhotomechanics 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: biogance gliss liss

Photomechanics of light-activated shape memory polymers

Directed bending of a polymer film by light Nature

WebLight-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 ... 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 … daikin system 4 price singaporeWebFor effective muscle-like actuation, materials with stratified structures and high molecular orders are necessary. Liquid-crystalline elastomers (LCEs) are superior soft materials that … daikin system 3 aircon - wifi mks80tvmg

"WebThe 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. Many such structural alterations result in an evolution of the polymer network, and subsequent macroscopic deformation. " - Photomechanics of light-activated polymers

Photomechanics of light-activated polymers

WebUntitled - Free download as PDF File (.pdf), Text File (.txt) or read online for free. WebIn this paper, we model the photomechanics of light-activated, network rearranging polymers subjected to simultaneous deformation and network evolution. We then apply …

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WebProfessor Scott and the Scott Polymer Dojo gratefully acknowledge their funding sources that makes this research possible. Peer-reviewed Publications. 44. D. Ahn, ... C.N. Bowman, and M.L. Dunn, “Photomechanics of light-activated polymers,” Journal of Mechanics and Physics of Solids 57 (7), 1103-1121 (2009). DOI: 10.1016/j.jmps.2009.03.003. 16.

WebSep 13, 2024 · This paper studies a novel method to fabricate three-dimensional (3D) structure from 2D thermo-responsive shape memory polymer (SMP)/elastomer bilayer … WebNov 14, 2013 · Now researchers have combined the photo-responsive properties of azobenzene-functionalized polymers, which undergo light-induced isomerization with …

WebIn this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer systems. This … 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.

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 …

WebJun 22, 2024 · Lendlein A, Jiang H, Jünger O and Langer R 2005 Light-induced shape-memory polymers Nature 434 879–82. Crossref. Long K N, Scott T F, Jerry Q H, Bowman C N and Dunn M L 2009 Photomechanics of light-activated polymers J. Mech. Phys. Solids 57 1103–21. Crossref. Buckley P R, McKinley G H, Wilson T S, Small W IV, ... bioganic homeWebIn this paper, we model the photomechanics of light-activated, network rearranging polymers subjected to simultaneous deformation and network evolution. We then apply the model to the case of photo-induced creep behavior where a constant force is applied to the material during light irradiation. Note that photo-induced creep behavior yields daikin technical libraryWebPhotomechanics of light-activated polymers, 2009 Read his paper Approaches and challenges in the synthesis of three-dimensional covalent-organic frameworks. Visit his University profile. View his ResearchGate profile and Google Scholar profile. Member of. Chemistry Board ... daikin tax credit 2023Webthe development of a generalized modeling framework to describe the photomechanics. The features shared by light-activated polymers involve light interacting with the material, … daikin tax creditWebOct 1, 2009 · Photomechanics of blanket and patterned liquid crystal elastomer films @article{Dunn2009PhotomechanicsOB, title={Photomechanics of blanket and patterned liquid crystal elastomer films}, author={Martin L. Dunn and Kurt Maute}, journal={Mechanics of Materials}, year={2009}, volume={41}, pages={1083-1089} } M. Dunn, K. Maute daikin technical support ukWebPhoto-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 … daikin system mode auto or heatWebIn this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer systems. This … biogaran mon compte