Rapid and sensitive multimode detection of Salmonella typhimurium based on the photothermal effect and peroxidase-like activity of MoS2@ Au nanocomposite

References

ref title DOI material type comment
4426 1242 Rapid and sensitive multimode detection of Salmonella typhimurium based on the photothermal effect and peroxidase-like activity of MoS2@ Au nanocomposite https://doi.org/10.1016/j.snb.2020.128807 Composite MoS2@Au

Materials

ref material size size err size unit size type size comment BET b nanozyme b 10n b unit specific act sa 10n sa unit comment
8261 1242 MoS2@Au 100 nm TEM Fig. 1A showed the original monolayer MoS2 characterized by TEM with a diameter of about 100 nm. A large amount of uniform AuNPs with diameters of 10−20 nm were observed and distributed over the surface of monolayer MoS2 (Fig. 1B),

Kinetics

ref material enzyme type substrate pH T km km err km 10n km unit vmax vmax err vmax 10n vmax unit kcat kcat err kcat 10n kcat unit kcat/km kcat/km 10n kcat/km unit comment
7178 1242 MoS2@Au POD TMB 7.486 mM 29.99 -4 M/s 1242

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
6114 1242 MoS2@Au Salmonella typhimurium detection Salmonella typhimurium Color 10^2-10^7 lg (CFU/mL) 100 lg (CFU/mL) 84.34 ± 5.90 % (n = 3) to 118.92 ± 3.61 % (n = 3)