Pyrimidine‐Based Four‐Coordinate O^N^O Boron Complexes: Synthesis, Photophysical and Theoretical Studies, and TADF‐Based OLED Devices. - Diguet, Clément; Navarro, Amparo; Fernández‐Liencres, M. Paz; Jiménez‐Pulido, Sonia B.; Illán‐Cabeza, Nuria A.; Almutairi, Abdullah; Tondelier, Denis; Gauthier, Sébastien; Robin‐le Guen, Françoise; Rodríguez‐López, Julián; Massue, Julien; Achelle, Sylvain (Chemistry - A European Journal, 2025)