ZIF-67-derived Co3O4 hollow nanocage with efficient peroxidase mimicking characteristic for sensitive colorimetric biosensing of dopamine

References

ref title DOI material type comment
3954 768 ZIF-67-derived Co3O4 hollow nanocage with efficient peroxidase mimicking characteristic for sensitive colorimetric biosensing of dopamine https://doi.org/10.1016/j.saa.2020.119006 Composite ZIF-67-derived Co3O4 hollow nanocage

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
7975 768 Co3O4 HNCs 100-400 nm TEM 121.2

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
6676 768 Co3O4 HNCs POD TMB 0.13 mM 31.96 -8 M/s 768
6675 768 Co3O4 HNCs POD H2O2 19.9 mM 1.92 -8 M/s 768

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5694 768 Co3O4 HNCs colorimetric biosensing of dopamine DA Color 0.02-3.5 / 4.75–90 μM 0.015 μM 98.4%–101.6% As shown in Table S2, for the three groups of samples, the recovery rate is 96.0%–106.5% with low DA concentration, and 98.4%–101.6% with high DA concentration.