Tetraphenylethenyl-Modified Perylene Bisimide: Aggregation-Induced Red Emission, Electrochemical Property and Ordered Microstructures

a MOE Key Labora tory of Macromolecular Synthesis and Functionalization, Institute of Biomedical Macromolecules, D epartment of Po lymer Scie nce a nd Engineering, Zhejiang U niversity, H angzhou 310027, China. b Department of Chemistry and State Key Labora tory of Molecular NeuroScience, The H ong Kong University of Science & Technology, Clear Water Bay, Kowloon, Hong Kong, China. c S tate K ey Laboratory of Supram olecular S tructure and Materials, Jili n Uni versity, Changc hun 130012, China

Fig. S8.Fluorescence spectrum for the powder sample of DBrPBI excitation at 478 nm.

Fig. S10 .
Fig. S10.SEM images of t he morphologies of the aggregates formed by 1,7-BTPEPBI molecules in different conditions: (A ) an d (C) in m ethanol/DCM mixture w ith an f m v alue of 8 0% an d 90 %, respectively.( B) and (D) show the amplified images of (A) and (C), respect ively.Concentration of 1,7-BTPEPBI: 10 -5 M.

Fig. S12 .
Fig. S12.(A) A typical SEM image of the m orphologies of t he aggregates formed by 1,7-BTPEPBI molecules in methanol/dioxane with an f m value of 90%, and (B) represents an amplified image of (A).Concentration of 1,7-BTPEPBI was 10 -5 M.

Fig. S14 .
Fig. S14.A typical optical im age (A) and a confocal fl uorescence im age (B) of 1, 7-DBrPBI microstructures.For bot h images, the m icrostructures were derived from water/THF mixture with f w of 80% and the concentration of 1,7-DBrPBI was 10 -5 M.

Fig. S17 .
Fig. S17.Typical confocal fluorescence and optical images of 1,7-BTPEPBI powder sample (A B) and micro-crystals (C, D).The i mages demonstrate that bot h needle-like crystals with sharp ends and the powder samples don't have waveguide property.