Polymers move in response to light
WebJun 6, 2006 · Figure 1. Schematic illustration of light-induced isomerization and photochemical reactions. a) Trans–cis photoisomerization of azobenzene groups. b) … WebMar 8, 2024 · The incorporation of azobenzene chromophores into polymer systems gives rise to a number of unique effects under UV and visible light irradiation. The light-driven isomerization of the azobenzene element acts as a light-to-mechanical energy converter, translating the nanoscopic structural movement of the isomerization azobenzene into …
Polymers move in response to light
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WebMay 1, 2024 · polymeric networks provides ... average speed of 0.5 mm/s on wet surface under a drive fre quency of 1 Hz and move 8 mm in 45 s with a ... response of 0.36 s and light response of 0.44 s ... WebApr 7, 2024 · Flexible photonic devices based on soft polymers enable real-time sensing of environmental conditions in various industrial applications. A myriad of fabrication …
WebThe ability of polymers to move actively in response to an external stimulus such as heat or light is of high scientific and technological significance. In any instance stimuli … WebJun 6, 2006 · Polymers Move in Response to Light. H. Jiang, S. Kelch, A. Lendlein. Published 6 June 2006. Materials Science. Advanced Materials. Significant advances have recently …
WebJun 26, 2012 · The change in shape inducible in some photo-reversible molecules using light can effect powerful changes to a variety of properties of a host material. This class of reversible light-switchable molecules includes molecules that photo-dimerize, such as coumarins and anthracenes; those that allow intra-molecular photo-induced bond … WebSmart polymers, stimuli-responsive polymers or functional polymers are high-performance polymers that change according to the environment they are in. Such materials can be sensitive to a number of factors, such as temperature, humidity, pH, chemical compounds, the wavelength or intensity of light or an electrical or magnetic field and can respond in …
WebOct 19, 2024 · Summary: Researchers have new insight into molecules that change their shape in response to light. The researchers studying azobenzene-based polymers found …
WebOct 12, 2024 · Download : Download full-size image. Figure 1. Schematic Illustration of Light-Driven Applications of Photoresponsive Polymers Based on Azobenzene (Middle) (A) Transfer printing based on photoinduced solid-to-liquid transition. (B) Photoinduced reduction of the surface roughness. (C) Light-induced healing of scratches on a hard … robin la joy westerholtWebJun 5, 2006 · Significant advances have recently been made in the development of functional polymers that are able to undergo light-induced shape changes. The main … robin lachantWebMay 6, 2009 · For example, the colour change in the polymers described 1 doesn't occur only in response to deformation; it also does so in response to heat and light. Furthermore, the ring-opening reaction of ... robin lackford cowfoldWebMay 5, 2006 · Abstract. Significant advances have recently been made in the development of functional polymers that are able to undergo light-induced shape changes. The main challenge in the development of such polymer systems is the conversion of photoinduced … robin lackford facebookWeb2 days ago · A detachable porous organic polymer, namely DT-POP-1, is fabricated from the polymerization of anthracene-containing monomer (AnMon) when irradiated by 365 nm … robin lackfordWebAug 7, 2024 · Previous works on polymeric ETAs are strongly focused on increasing electrical conductivity ... S. & Lendlein, A. Polymers move in response to light. Advanced Materials 18, 1471–1475 (2006 ... robin lacour banner healthWebMar 23, 2024 · Subject description The proposed project is at the convergence of different fields such as soft matter physics, electromagnetism, polymers, and micro- and nanotechnologies. The objective of the thesis is to realize soft composites with nanofluid-based inclusions and to study the corresponding properties, depending on the nature of … robin laird facebook