Fig. 4

(i) XRD results for Spirulina platensis algae extract without AgNO3 (control). (ii) XRD results for AgNPs synthesized by the reaction of AgNO3 solution with Spirulina platensis algae extract.

(i) XRD results for Spirulina platensis algae extract without AgNO3 (control). (ii) XRD results for AgNPs synthesized by the reaction of AgNO3 solution with Spirulina platensis algae extract.