Figure 1 | Scientific Reports

Figure 1

From: Aggregation induced emission based active conjugated imidazole luminogens for visualization of latent fingerprints and multiple anticounterfeiting applications

Figure 1

Schematic illustration for the (a) synthesis of FDIP molecule; (b) step by step chemical reaction involved in synthesis of FDIP molecule; (c) development and visualization of long term preservative FPs using optimized FDIP molecule by spraying method followed by PVA wrapping; (d) ORTEP diagram of FDIP molecule. Color code: N-violet, O-red, C-blue; (e) photographic images of FDIP molecule under UV 365 nm light in various solvents (i) DCM, (ii) DMF, (iii) ethanol and (iv) THF; (f) AIE images of the FDIP molecule with various fw values in ethanol under normal and 365 nm light; (g) PL spectra of FDIP molecule in various solvents excited at 365 nm light; (h) PL spectra of FDIP molecule with fw = 0 and ethanol:water/30:70.

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