Absorption and Fluorescence Properties of 3,6-bis(5-Bromothiophen-2-Yl)-2,5-bis(2-Ethylhexyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-Dione. A Covalent Fluorescence in Solution and in the Solid State. Baghdad Sci.J 2022, 19 (5), 1066. https://doi.org/10.21123/bsj.2022.6265.