upward

Polarons

E Wu, B Schwartz, Does the Traditional Band Picture Describe the Electronic Structure of Doped Conjugated Polymers? TD-DFT and Natural Transition Orbital Study of Doped P3HT, JCTC 19, 6761 (2023) – doi

N Sai, P F Barbara, K Leung, Hole localization in molecular crystals from hybrid density functional theory, PRL 106, 226403 (2011)