WebThe synthesis of a series of photodeformable main-chain azobenzene (azo) poly(ester-amide)s (PEAs) with different flexible spacer lengths, molecular weights, and amide unit … WebFeb 18, 2014 · Using a photodeformable polymer material, liquid-crystalline polymer incorporated with azobenzene moieties, a spoke-type micromotor is designed, which …
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WebOct 5, 2024 · 1. Introduction. Photodeformable azobenzene (azo) polymers are a class of advanced functional polymers with crosslinked networks , , , , , , , , , .Their macroscopic photomobility stems from the rapid and reversible trans/cis-azo isomer switches upon their exposure to UV or visible light, which could induce a dramatic change in their alignment … WebNov 1, 2024 · A photodeformable droplet manipulation platform, in which the transportation, fusion, separation, and mixing of the liquid slugs are integrated in one chip, is fabricated by combining Laplace ...
WebJun 17, 2010 · The deformation of a photodeformable film material is studied based as regards the constitutive relations. In the theoretical analysis, a model for the deflection of the laminated sample upon the irradiation of ultraviolet (UV) light is established and the bending moment is deduced. Furthermore, the deflection of the film can be calculated … WebNov 5, 2010 · A kind of photodeformable polymer material, crosslinked liquid-crystalline polymer (CLCP) incorporated with azobenzene moieties, is studied as microvalve membrane actuator for microfluidic system applications. In the photomechanical analysis, the photo-induced bending effect of such polymer film is equivalent to a moment T m and an axial …
WebApr 2, 2014 · Photodeformable materials can transform light energy into mechanical energy without electromagnetic noise. Lanthanum modified lead zirconate titanate (PLZT) ceramics are one kind of photodeformable materials. Since light is an environment-friendly, remotely controllable stimulus, the actuation based on PLZT ceramics is green driven and non … WebApr 12, 2024 · Finally, the third group of experiment was focused on the stirring rate, and IAC-4 solution with 1.0 mg/mL was selected to fabricate colloidal microspheres via dropwise adding 2.5 mL deionized water (the adding rate of 7.2 mL/h) into 1 mL solution with the stirring rate of 600, 800, 1000, 1200 and 1500 rpm, and the other conditions were without …
WebThe synthesis of a series of side-chain polymers bearing pendant thiol-substituted azobenzene mesogens and the facile preparation of photodeformable fibers with outstanding processability, good stability (in terms of their resistance to higher temperatures and organic solvents), and high recyclability by using reversible thiol–disulfide switches …
Webphotodeformable azo polymers have also been developed. They can be mainly divided into side-chain and main-chain types (on the basis of the location of the azo units) as shown below. 2.1.1. H-Bond-Crosslinked Photodeformable Side-Chain Azo Polymers In 2008, Ikeda and coworkers reported the first example of a supramolecular pho- normal lymph node palpationWebJun 29, 2024 · Azobenzene groups are the most frequently used molecular motifs in photodeformable LCNs. These groups have two configurations: a rod-like 'trans' form and a bent 'cis' form.When the trans ... normally normal 違いWebFeb 22, 2024 · We synthesized sustainable 2,4-di-tert-butylphenoxymethyl-substituted polystyrenes (PDtBP#, # = 88, 68, 35, and 19, where # is molar percent contents of 2,4-di-tert-butylphenoxymethyl moiety), using post-polymerization modification reactions in order to study their liquid crystal (LC) alignment behaviors. In general, LC cells fabricated using … how to remove rubber cement residueWebNov 11, 2024 · Photodeformable materials are a class of molecules that can convert photon energy into mechanical energy, which have attracted. tremendous attention in the last few … normally notWebFeb 18, 2014 · Using a photodeformable polymer material, liquid-crystalline polymer incorporated with azobenzene moieties, a spoke-type micromotor is designed, which could convert light energy directly into mechanical work. It consists of four driving belts, whose mechanical model is established and the driving moment of the micromotor upon … normally normalWebApr 16, 2024 · Photodeformable Elastica Consider an inextensible beam or a strip (planar elastica) subjected to illumination as shown in Fig. 1 . Let x ( s , t ) denote the position of centerline point s at time t , and let θ ( s , t ) denote the angle that the tangent to the beam makes with the horizontal axis e 1 . normal lymph node neck ultrasound imageWebA blend of low molecular azo glass (AZOPD) and polystyrene (PS) were used for the systematic investigation of photo-induced stretching and recovery of nanoimprinted structures. For this purpose, light and heat was used as recovery stimuli. The AZOPD/PS microstructures, fabricated with thermal nanoimprint lithography (tNIL), comprises three … normal lymph % levels