Table 2.
Types and antimicrobial properties of clay-supported bimetallic nanoparticles.
| SR No. | Material | Method | Microbial strain | Inhibition zone (mm) or rate (%) | MIC (mg/ml) | Other performance indicators | References |
|---|---|---|---|---|---|---|---|
| 1 | TiO2/Ag+-MT-based polyacrylic coating | Solvent evaporation | L. monocytogenes/B. anthracis/S. aureus/E. coli/S. thyphimurium | – | – | – | Olad et al., 2016 |
| 2 | Ag/TiO2-MT | Solvothermal | E. coli | – | – | Photocatalytic degradation | Wu et al., 2010 |
| 3 | Ag/TiO2/bentonite nanocomposites | Thermal decomposition | S. aureus/E. coli | 10/15 | – | – | Krishnan and Mahalingam, 2017 |
| 4 | Ag–ZnO/HNTs | Precipitation | E. coli | – | – | Suppression of CFU ml−1 | Shu et al., 2017 |
| 5 | Ag/0.4 g ZnO-clay | Microwave assisted |
E. coli ATCC 11775 E. coli ATCC 25922 E. faecalis ATCC 14506 |
7 5 11 |
– | – | Motshekga et al., 2013 |
|
Ag/0.5 g ZnO-clay |
E. coli ATCC 11775 E. coli ATCC 25922 E. faecalis ATCC 14506 |
6 7 10 |
|||||
| 6 | Ag/ZnO–bentonite–chitosan (Cts) | Solvent casting | E. coli/E. faecalis | – | – | Suppression of CFU ml−1 | Motshekga et al., 2015 |
| 7 | Cu2+-ZnO/cetylpyridinium–montmorillonite | – | E. coli | – | 80 μg ml−1 | – | Ma et al., 2010 |
| S. typhimurium | 40 μg ml−1 | ||||||
| 8 | Cu/Zn–Mt-1 | Ion exchange | E. coli/S. aureus/C. albicans | – | 328.89/411.63/823.26 | – | Jiao et al., 2017 |
| Cu/Zn–Mt-2 | E. coli/S. aureus/C. albicans | 328.89/411.63/823.26 | |||||
| Cu/Zn–Mt-3 | E. coli/S. aureus/C. albicans | 411.63/657.78/1,315.56 |