Bisthienylethene
WebSep 4, 2024 · Currently, only a limited number of dyads and triads, which directly connect a bisthienylethene (BTE) with one or two AIEgens, such as trans -cyanostilbene [ 14, 15 ], tetraphenylethene [ 16, 17, 18 ], and bispyridine salt [ 19 ], have been obtained as photo-switchable AIE materials [ 20, 21 ]. WebJun 17, 2002 · A “hybrid photochromic” molecule with intertwined tetraazaporphyrin and bisthienylethene (BTE) chromophores is presented. The key photo-process is the simultaneous cyclization of two BTE units (yielding the molecule shown in the Figure) with high quantum yield at RT, and with a strongly temperature-dependent yield for the …
Bisthienylethene
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WebApr 10, 2007 · A photo- and proton-dual-responsive fluorescence switch based on a bisthienylethene-naphthalimide dimer was described. Security data storage based on this dual-responsive fluorescent molecular switch was proposed and demonstrated. (© Wiley-VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2007) Volume 2007, Issue … http://school.freekaoyan.com/bj/iccas/2024/05-17/15896962941177156.shtml
WebSep 4, 2024 · A bisthienylethene-dipyrimido[2,1-b][1,3]benzothiazole (BTE-2PBT) triad has been designed and synthesized based on our recent discovery of PBTs as atypical … WebAug 22, 2012 · These newly developed multi-bisthienylethene hexagons are highly sensitive and responsive to photostimuli, especially allowing for quantitative reversible …
WebTwo sensitizers with novel structure were designed and synthetized by introducing photochromic bisthienylethene (BTE) group into the conjugated system. Thanks to the photochromic effect the sensitizers have under ultraviolet and visible light, the conjugated bridge can be restructured and the resulting two photoisomers showed different ... WebJun 5, 2024 · A novel multifunctional molecule BTE-CNPH was designed and synthesized by connecting 2-(3′,5′-bis(trifluoromethyl)-biphenyl-4-yl)-2-cyanovinyl group to both side …
WebNov 3, 2000 · Bisthienylethene (BTE)–based photochromic switches exhibit high resistivity, rapid response, and thermal and photo‐stability. The synthesis of the BTE derivative shown in the Figure, a new kind of structure for photochromic polymers, is reported.
WebTwo novel photochromic bisthienylethene derivatives BTE-NA1 and BTE-NA2 with a six-membered aryl ring of naphthalimide fluorescent moiety as the center ethene bridging unit were synthesized and fully characterized by 1 H NMR, 13 C NMR, and HRMS. They exhibit considerably high cyclization quantum yield and good fatigue resistance. do all jews have brown eyesWebAn open and closed case: The photochromic bisthienylethene BTTE based on benzobisthiadiazole exhibits excellent photochromic performance in both solution and … create sharepoint news digestWebJul 15, 2014 · Among various types of photochromic compounds, bisthienylethene (BTE) derivatives are one of the most promising compounds owing to their excellent fatigue … create sharepoint list from excel spreadsheetWebSep 4, 2024 · A bisthienylethene-dipyrimido[2,1-b][1,3]benzothiazole (BTE-2PBT) triad has been designed and synthesized based on our recent discovery of PBTs as atypical propeller-shaped novel AIEgens.The triad not only maintains the photochromic properties of BTE moiety in solution, film, and solid state but also exhibits remarkable AIE properties. create sharepoint forms office 365WebInterconversion is possible by irradiation and, in particular, bisthienylethene (BTE)-based compounds with UV (1A f 1B) and with visible (1B f 1A) light. feature remarkable switching sensitivity (high quantum yield) and rapid response.1,2 Photochromism is defined as a reversible photoinduced chemical reaction during which optical, dielectric, and … create sharepoint folder using graph apiWebAbstract A novel family of photochromic hybrids, 2,3-bis (2,5-dimethyl-3-thienyl) unsymmetrical- phthalocyanines (BTE-uPcs), which show a photoregulating fluorescence switch in the near-infrared spectral region were synthesized by a concise route. create sharepoint list from templateWebSep 1, 2011 · A novel series of symmetrical diarylethenes incorporating two imidazole bridge units and their N -methylated derivatives have been synthesized. Each of the compounds displays excellent photochromism and both “turn-off” and “turn-on” fluorescence properties upon UV/vis light irradiation in solution. Cu 2+ have great effects on both the … create sharepoint list form