Colorimetric determination of ascorbic acid based on carbon quantum dots as peroxidase mimetic enzyme

References

ref title DOI material type comment
3922 736 Colorimetric determination of ascorbic acid based on carbon quantum dots as peroxidase mimetic enzyme https://doi.org/10.1039/D0RA02105A Carbon Carbon quantum dots (CQDs)

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
7945 736 CQDs 3.1 nm TEM The statistical result displays that most of the CQDs' diameter are in the range of 2.1–4.5 nm with the average diameter of 3.1 nm (Fig. 1A, inset), demonstrating an excellent uniform particle 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

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5659 736 CQDs determination of ascorbic acid AA Color 1.0-105 μM 0.14 μM 94.3–110.0%