Fig. 3

Absorption spectra of the used nanoparticles solutions of commercial gold nanospheres. (AuNSp5, AuNSp10, AuNSp20) and the own-made AuNR6 gold nanorods and commercial gold nanorods (AuNR808 and AuNR980).

Absorption spectra of the used nanoparticles solutions of commercial gold nanospheres. (AuNSp5, AuNSp10, AuNSp20) and the own-made AuNR6 gold nanorods and commercial gold nanorods (AuNR808 and AuNR980).