Journal Article Research Support, Non-U.S. Gov't bioimaging mechanochromism persistent room-temperature phosphorescence pure organic luminogens time-dependent afterglows Aniline Compounds Dexter energy transfer Luminescent Agents Stilbenes Terphenyl Compounds advanced anti-counterfeiting amorphous polymers co-doping conjugation-induced rigidity crystallization-induced phosphorescence dual-state efficient luminogens electronics energy transfer excitation-dependent afterglows film-forming ability high‐temperature phosphorescence intermolecular interactions luminescence multi-tunable afterglows persistent phosphorescence red phosphorescence twisting conformation ultrafast transient absorption