Photomechanics of light-activated polymers
WebJan 1, 2008 · 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 … WebNov 14, 2013 · Now researchers have combined the photo-responsive properties of azobenzene-functionalized polymers, which undergo light-induced isomerization with …
Photomechanics of light-activated polymers
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WebSep 16, 2024 · Select polymers can be produced via a process called free radical polymerization, in which a monomer solution is exposed to ultraviolet (UV) light. The high … WebIn this paper, we model the photomechanics of light-activated, network rearranging polymers subjected to simultaneous deformation and network evolution. We then apply …
WebBrazel, 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 WebFor effective muscle-like actuation, materials with stratified structures and high molecular orders are necessary. Liquid-crystalline elastomers (LCEs) are superior soft materials that …
WebJul 1, 2009 · In this paper, we develop a three-dimensional finite-deformation modeling framework to describe the photomechanical response of light-activated polymer … 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.
WebJul 1, 2009 · Polymers containing cinnamic groups can be deformed and fixed into pre-determined shapes—such as elongated films and tubes, arches or spirals—by ultraviolet …
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, ... chittenden county scannerWebLight-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 ... grass fed homesteadShape-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 … chittenden county registry of deedsWebPhotomechanics 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 ... grass fed homestead divorceWebPhoto-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 … chittenden county school district calendarA 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, chittenden county school calendarWebLight-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 ... chittenden county scanner frequencies