Development of a cysteine sensor based on the peroxidase-like activity of AgNPs@ Fe3O4 core-shell nanostructures

References

ref title DOI material type comment
3760 573 Development of a cysteine sensor based on the peroxidase-like activity of AgNPs@ Fe3O4 core-shell nanostructures https://doi.org/10.1016/j.aca.2020.02.021 Composite magnetite-silver core-shell nanocomposites (AgNPs@Fe3O4)

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
7801 573 AgNPs@Fe3O4 nm SEM The SEM images revealed that the synthesized magnetic nanoparticles and the silver-magnetic nanocomposites are spherical in shape with very narrow particles size distribution.

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
6452 573 AgNPs@Fe3O4 POD H2O2 28 mM 573 573

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5511 573 AgNPs@Fe3O4 Detection of cysteine cysteine colorimetric 0-20 μM 87 nM