2,5-bis(4-alkoxycarbonylphenyl)-1,4-diaryl-1,4-dihydropyrrolo[3,2-b]pyrrole (AAPP) AIEgens: tunable RIR and TICT characteristics and their multifunctional applications† †Electronic supplementary information (ESI) available: Selected spectra and data referred to in the paper. CCDC AAPP (1561488) and AAPP-CF3 (1561489). For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/c7sc03076b Click here for additional data file. Click here for additional data file.

and their multifunctional applications Kai Li,*ac Yuanyuan Liu,a Yuanyuan Li,b Qi Feng,a Hongwei Hou*a and Ben Zhong Tang*c a College of Chemistry and Molecular Engineering, Zhengzhou University, Henan 450001, P. R. China. b College of Chemistry, Chemical and Environmental Engineering, Henan University of Technology, Henan 450001, P. R. China. c Department of Chemistry and Hong Kong Branch of Chinese National Engineering Research Center for Tissue Restoration and Reconstruction, The Hong Kong University of Science & Technology, Clear Water Bay, Kowloon, Hong Kong, China.