Table 2. Comparison between the Antimicrobial Efficiency of Ag@Biochar Prepared in the Current Study and AgNPs and AgNP Nanocomposites Prepared in Other Studies.
| sample | sample concentration (mg mL–1) | bacterial strain | zone of inhibition (mm) | references |
|---|---|---|---|---|
| chitosan–silver nanoparticles (CS–AgNPs) | 1 | Escherichia coli | 10 | (78) |
| methanol silver nanoparticles (SNPs) | 100 | Staphylococcus aureus | 14.33 | (79) |
| Escherichia coli | 10.33 | |||
| Pseudomonas aeruginosa | 13.67 | |||
| Staphylococcus aureus | 12.6 | |||
| Staphylococcus aureus | 13 | |||
| Pseudomonas aeruginosa | 16 | |||
| AgNP-embedded guar gum/gelatin nanocomposite | Escherichia coli | 12.5 | (80) | |
| Staphylococcus aureus | 13 | |||
| Pseudomonas aeruginosa | 12.5 | |||
| Ag/GO nanocomposite | 1 | Staphylococcus aureus | 15 | (81) |
| Escherichia coli | 19 | |||
| copper–silver–titanium oxide nanocomposite (Cu–Ag–TiO2) | 0.5 | Staphylococcus aureus | 21 | (82) |
| Escherichia coli | 16 | |||
| Escherichia coli | 16 | |||
| Escherichia coli | 9.3 | |||
| Ag@biochar | 1 | Escherichia coli | no growth (sensitive) | this study |
| Pseudomonas aeruginosa | 19 | |||
| Klebsiella pneumoniae | 18 | |||
| Bacillus subtilis | 22 | |||
| Staphylococcus aureus | resistant | |||
| Candida albicans | 16 |