Citation: Podda, Enrico; Arca, Massimiliano; Pintus, Anna; Lippolis, Vito; Caltagirone, Claudia; Coles, Simon J.; Orton, James B.; Ennas, Guido; Picci, Giacomo; Davies, Robert P.; Aragoni, M. Carla (2023). On the role of torsional dynamics in the solid-state fluorescent properties of a new bifluorene--tetracarboxylic acid and its supramolecular assemblies: a structural and TD-DFT investigation. CrystEngComm, 25, pp. 1058-1066.