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Novel photochromic bisthienylethene-bridged naphthalimide dimer for erasable information storage and fluorescent switch

机译:用于可擦除信息存储和荧光开关的新型光致变色双苯乙烯 - 桥萘胺二聚体

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A novel naphthalimide dimer tethered by photochtomic bisthienylethene-bridge was syhthesized by Suzuki coupling method as potentially all photo-mode memory media and fluorescent molecular switch. Bisthienylethene-bridged naphthalimide (BTE-NP) dimer reversibly changed the fluorescence intensity by alterative irradiation with ultraviolet and green visible light probably due to the fluorescence resonance energy transfer (FRET) from naphthalimides to the closed form of bisthienylethene moiety. All compounds were characterized by 1H NMR spectra and mass spectra etc. The spectroscopic properties including the fluorescence lifetime and photochromic quantum yields of BTE-NP were also measured.
机译:通过光致胶质体BISTHINEN乙烯 - 桥束的新型萘二聚体通过Suzuki偶联方法Syhthisiz化,因为潜在的所有光电模式存储器介质和荧光分子开关。 BISTHINAL乙烯 - 桥萘甲醚(BTE-NP)二聚体通过紫外线和绿色可见光而可逆地改变荧光强度,可能是由于从萘酰亚胺的荧光共振能量转移(FRET)到封闭形式的BISTHININALE部分的荧光共振能量转移(FRET)。所有化合物的特征在于1H NMR光谱和质谱等。还测量包括荧光寿命和光致变色量子产量的BTE-NP的光谱性能。

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