2022. 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 Science Journal. 19, 5 (Oct. 2022), 1066. DOI:https://doi.org/10.21123/bsj.2022.6265.