Excitation intensity-dependent ultrafast dynamics in α-quaterthiophene probed by femtosecond spectroscopy

Ji-ping Yang, S. Rentsch
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Abstract

Ultrafast spectroscopy of α-quaterthiophene solution shown that the population time and quantum yield of the triplet state are the excitation intensity-dependent, but the lifetime of the excited singlet state is independent upon excitation power.
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飞秒光谱法探测α-四季噻吩随激发强度变化的超快动力学
α-四元噻吩溶液的超快光谱表明,三重态的居群时间和量子产率与激发强度有关,而激发单重态的寿命与激发功率无关。
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