Quantum master equation approach to singlet fission dynamics in pentacene ring-shaped aggregate models

Masayoshi Nakano1

  • 1Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan; Center for Spintronics Research Network (CSRN), Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan; Quantum Information and Quantum Biology Division, Institute for Open and Transdisciplinary Research Initiatives, Osaka University, Toyonaka, Osaka 560-8531, Japan; and Institute for Molecular Science, 38 Nishigo-Naka, Myodaiji, Okazaki 444-8585, Japan.

Summary

Singlet fission (SF) in pentacene aggregates shows complex dynamics influenced by structure and size. Frenkel excitonic coupling significantly impacts SF rates and triplet yields, offering insights for designing efficient materials.

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