Fe–N/C single-atom nanozyme-based colorimetric sensor array for discriminating multiple biological antioxidants

References

ref title DOI material type comment
3981 795 Fe–N/C single-atom nanozyme-based colorimetric sensor array for discriminating multiple biological antioxidants https://doi.org/10.1039/D0AN01447H Single-atom Fe-TPP⊂rho-ZIF (Fe-TPP = tetraphenylporphyrin iron; rho-ZIF = zeolitic imidazolate skeleton with a rho topology) was synthesized, and then pyrolyzed to form atomically dispersed Fe–N4immobilized on a carbon substrate (Fe–N/C)

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

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
6696 795 Fe–N/C OXD ABTS 0.118 mM 3.44 -7 M/s 3.822 -4 1/s 795
6695 795 Fe–N/C OXD OPD 0.676 mM 1.06 -6 M/s 3.533 -4 1/s 795
6694 795 Fe–N/C OXD TMB 0.205 mM 5.411 -7 M/s 5.411 -4 1/s 795

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5721 795 Fe–N/C discriminating multiple biological antioxidants