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Star-Shaped Push-Pull Molecules with a Varied Number of Peripheral Acceptors: An Insight into Their Optoelectronic Features
Authors: Klikar Milan | Seintis Kostas | Polyzos Ioannis | Pytela Oldřich | Mikysek Tomáš | Almonasy Numan | Fakis Mihalis | Bureš Filip
Year: 2018
Type of publication: článek v odborném periodiku
Name of source: ChemPhotoChem
Publisher name: Wiley-VCH
Place: Weinheim
Page from-to: 465-474
Titles:
Language Name Abstract Keywords
cze Push-pull molekuly tvaru hvězdy nesoucí různé periferní akceptory. Náhled do jejich optoelektronických vlastností. Byly připraveny molekuly tvaru hvězdy nesoucí proměnlivé množství periferních akceptorních substituentů a byly studovány jejich vlastnosti s použitím diferenciální skenovací kalorimetrie, elektrochemie a absorpčních a emisních spekter. Experimentální výsledky byly konfrontovány s kvantově-chemickými kalkulacemi, výsledky posloužily k objasnění vztahů struktura-vlastnosti. donor-akceptorové systémy; trifenylamin; elektrochemie; absorpční/emisní spektra; kvantově-chemické kalkulace
eng Star-Shaped Push-Pull Molecules with a Varied Number of Peripheral Acceptors: An Insight into Their Optoelectronic Features Star-shaped molecules with a gradually varied number of peripheral acceptors were designed, synthesized, and subsequently investigated by using differential scanning calorimetry, electrochemistry, and linear absorption and emission spectra. Two-photon absorption properties were studied by two-photon absorption fluorescence. Experimental data were completed by the results of quantum chemical calculations and thorough structure-property relationships were elucidated. The performed analysis showed that structural features such as the number of CN groups, star-shaped arrangement, -linker composition, and multipodality are the most important factors affecting optoelectronic features of the studied chromophores. donor-acceptor systems; triphenylamine; electrochemistry; absorption/emission spectra; quantum chemical calculations