Table 6.
Types and antimicrobial properties of non-supported bimetallic nanoparticles.
| SR No. | Material | Method | Microbial strain | Inhibition zone (mm) or rate % | MIC | Other performance indicators | References |
|---|---|---|---|---|---|---|---|
| 1 | Ag-doped ZnO NPs | Sol–gel dip coating | E. coli | – | – | Suppression of CFU ml−1 | Thongsuriwong et al., 2012 |
| 2 | Ag–Pt–TiO2 NPs | Sol–gel | C. albicans/E. coli/S. aureus | 9/14/11 | 16/>256/>256 μg cm−3 | – | Zielinska-Jurek et al., 2015 |
| 3 | Ag–Se NPs | – | E. coli/Bacillus subtilis | 18 ± 0.5/19 ± 0.6 | – | – | Mittal et al., 2014 |
| 4 | Ag–SnO2NPs | Precipitation | B. subtilis/E. coli/P. aeruginosa/S. pneumoniae | – | 0.075/0.04/0.07/0.025 M | – | Sinha et al., 2017 |
| 5 | CeO2-Fe2O3NPs | Hydrothermal | Planktonic bacterial cultures | NA | – | Masadeh et al., 2015 | |
| 6 | Cu–Ni NPs | Simple chemical method | S. aureus/E. coli/S. mutans | – | 1,000 μg/ml | – | Argueta-Figueroa et al., 2014 |
| 7 | Cu–FeO2 NPs | Hydrothermal | E. coli/B. subtilis/B. cereus/X. campestris/S. aureus | – | >100 μg/ml | – | Antonoglou et al., 2019 |
| 8 | Au–Ag core–shell NPs | Simple chemical method | S. aureus | – | 7.5 pM | – | Ding et al., 2017 |
| 9 | Ag–Au alloy NPs | Wet chemical method | B. subtilis/B. cereus/E. coli/P. aeruginosa | 24/21/17/20 | 0.1 mg/ml | – | Bankura et al., 2014 |
| 10 | Fe–Ag NPs | – | Fungus and bacterial strains | – | 100–540 mg/L | – | Markova et al., 2013 |
| 11 | CuO–Ag NPs | Hydrothermal | E. coli/Salmonella/Listeria/water microorganism | – | 50 μg/ml | – | Chen et al., 2017 |
| 12 | Ag–TiO2 nanowires | Hydrothermal | E. coli | – | – | Suppression of CFU ml−1 | Zhang et al., 2016b |
| 13 | Star-shaped Ag–ZnO NPs | Precipitation | P. aeruginosa (ATCC 27853)/S. aureus (ATCC 43300, ATCC 25923, and ATCC 33591) | – | 15.63 μg/ml | – | Andrade et al., 2017 |
| 14 | Ag–Pt NPs | Hydrothermal | E. coli/S. aureus | – | 20 μg/ml | – | Cai et al., 2017 |