Research / 2020 / Article / Fig 3

Review Article

Sensors, Biosensors, and Analytical Technologies for Aquaculture Water Quality

Figure 3

(a) Schematic of β-CD dimer-immobilized Ag assembly with embedded silica NPs (β-CD dimer@Ag@SiO2 NPs) for SERS detection of PAHs. (b) SERS spectra of four PAHs. (c) SERS spectra of perylene and a fixed concentration of pyrene [44] (Copyright © 2020, Springer Nature).