Biosynthesis, Characterization of Some Combined Nanoparticles, and Its Biocide Potency against a Broad Spectrum of Pathogens

Table 2

XRD diffraction peaks and corresponding crystallographic planes matched with JCPDS.

NP type	Bragg reflections (2θ degree) and corresponding Miller indices	Crystalline phase	Standard JCPDS card number	Reference
Ag2O	27.94° (100), 32.27° (110), 46.34° (200), 54.9° (211), 57.6° (211), and 67.48° (220)	Face-centered cubic (FCC)	76–1393	[30]
Co3O4	19.2° (111), 31.1° (220), 44.9° (400), and 55.9° (422)	Face-centered cubic (FCC)	073–1701	[32, 33]
NiO	37.1° (111), 43.5° (200), and 62.4° (220)	Face-centered cubic (FCC)	47–1049	[34, 35]
ZnO	31.6° (100), 34.35° (002), 36.2° (101), 47.5° (102), 56.4° (110), 62.8° (103), 67.8° (200), 68.9° (112), and 76.9° (004)	Hexagonal (wurtzite structure)	89–1397	[15, 28]