Conjugation versus rotation: good conjugation weakens the aggregation-induced emission effect of siloles

Bin Chen; Han Nie; Ping Lü; Jian Zhou; Anjun Qin; Huayu Qiu; Zujin Zhao; Ben Zhong Tang

doi:10.1039/c4cc00653d

Abstract

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Incorporation of polycyclic aromatic hydrocarbons into siloles enhances their light emission in solutions but lowers emission efficiency in the aggregated state. The competitive interaction between conjugation and rotation is thus studied.

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