Fig. 2

Characterization results of noble metal source nanoparticles. (a) The particle size distribution of AuNPs; (b) The particle size distribution of AgNPs; (c) FTIR characterization results of AuNPs; (d) FTIR characterization results of AgNPs.

Characterization results of noble metal source nanoparticles. (a) The particle size distribution of AuNPs; (b) The particle size distribution of AgNPs; (c) FTIR characterization results of AuNPs; (d) FTIR characterization results of AgNPs.