Comparative Assessment of Antimicrobial Efficiency of Ionic Silver, Silver Monoxide, and Metallic Silver Incorporated onto an Aluminum Oxide Nanopowder Carrier

Table 2

Results of the agglomerate stereological analysis of the Al₂O₃-Ag⁺, Al₂O₃-Ag₂O, and Al₂O₃-Ag nanopowders produced by thermal decomposition at 700°C for 24 h followed by reduction in H₂ conducted at 700°C for 2 h.

Sample numbers; (Ag concentration)	Al2O3-Ag^+agglomerate		Al2O3-Ag2O; agglomerate		Al2O3-Ag; agglomerate
	𝑑2/nm	CV (𝑑2)/[%]	𝑑2/nm	CV (𝑑2)/[%]	𝑑2/nm	CV (𝑑2)/[%]
0 (0.00 wt%)	312	54	312	54	—	—
1 (0.30 wt%)	270	54	291	53	388	73
2 (1.35 wt%)	226	51	302	50	310	43
3 (2.84 wt%)	344	40	370	57	505	44
4 (12.55 wt%)	336	62	356	54	962	63