Image 2 (IMAGE) The University of Hong Kong Caption Image 2. The computational setup of the vibronic Hamiltonian for singlet fission of pentacene that accounts for interaction between six lowest singlet states and vibrational modes. Image credit: Reproduced from Ref. Chem. Sci. 2021 10.1039/d1sc01703a with permission from the Royal Society of Chemistry. Credit The University of Hong Kong Usage Restrictions This work is licensed for non-commercial, non-exclusive, one-time usage with attribution to the copyright holder. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.