Re‐Thinking Dimer Design Principles with Indolonaphthyridine Intramolecular Singlet Fission. - Purdy, Michael; Budden, Peter; Fallon, Kealan; Gannett, Cara N.; Abruña, Héctor D.; Zeng, Weixuan; Friend, Richard; Musser, Andrew J.; Bronstein, Hugo (Chemistry - A European Journal, 2023)