Figure 9
From: Use of nano gold obtained by laser ablation for SEIRA analyses of colorants
SEIRA spectrum registered on the border of the drop obtained spotting 1 μL of the solution extracted with the MeOH method from few fibers (few mm of a single fiber) dyed with AO7 and mixed with the unaggregated AuNPs (green profile) and RAS spectrum registered on the border of the drop obtained spotting 1 μL of AO7 10 −3 M solution (red profile), full scale.