Two-photon absorption and mechanofluorochromic properties of 1,4-diketo-2,5-dibutyl-3,6-bis(4-(carbazol-N-yl)phenyl)pyrrolo[3,4-c]pyrrole
Keywords: Fluorescent DPP derivative; Two-photon absorption; Mechanochromic luminescence; D-Ï-D molecule; Multifunctional dye;