Fig. 2From: Highly sensitive plasmonic paper substrate fabricated via amphiphilic polymer self-assembly in microdroplet for detection of emerging pharmaceutical pollutantsEffect of bCP concentration on microdroplet stability (a), components concentration-dependent variation in the SERS intensities (1 × 10− 6 M of R6G) (b), UV-Vis absorbance spectra of bare office paper and nanohybridized paper substrate (c), and SERS spectra of R6G on nanohybridized plasmonic paper substrate (d)Back to article page