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Excited-state symmetry breaking in quadrupolar pull–push–pull molecules: dicyanovinyl vs. cyanophenyl acceptors

Published inPCCP. Physical chemistry chemical physics, vol. 25, no. 34, p. 22689-22699
Publication date2023
First online date2023
Abstract

Excited-state symmetry breaking is only observed in multipolar dyes with weaker electron accepting groups. This unexpected result can be rationalised in terms of a subtle balance between solvation energy and inter-branch electronic coupling.

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VERMA, Pragya et al. Excited-state symmetry breaking in quadrupolar pull–push–pull molecules: dicyanovinyl vs. cyanophenyl acceptors. In: PCCP. Physical chemistry chemical physics, 2023, vol. 25, n° 34, p. 22689–22699. doi: 10.1039/d3cp02810k
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ISSN of the journal1463-9076
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