Bright, efficient, and stable pure-green hyperfluorescent organic light-emitting diodes by judicious molecular design. - Lee YT; Chan CY; Matsuno N; Uemura S; Oda S; Kondo M; Weerasinghe RW; Hu Y; Lestanto GNI; Tsuchiya Y; Li Y; Hatakeyama T; et al. (Nature communications, 2024)