Pt

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
7862 644 Pt 80 nm TEM Average
7909 695 Pt 30 nm TEM As shown in Figure 1a, the prepared Pt NPs were about 30 nm and formed by these so-called “building blocks” with a size of 5 nm
8158 1093 Pt 5 nm TEM Pt NPs
8436 1430 Pt 1 nm TEM The thickness of the Pt layer

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
6526 644 Pt SOD TMB+H2O2 644 644
6585 695 Pt OXD TMB 0.102 mM 330 nM/s 695
6864 962 Pt POD H2O2 7.4 RT 2.31 mM 3.32 -8 M/s 962

Applications

ref material application target method linear range linear ran unit LOD lod unit recovery comment
5371 453 Pt Colorimetric Determination of Total Antioxidant Level in Saliva
5372 453 Pt Colorimetric Determination of Total Antioxidant Level in Saliva TAC levels of saliva samples collected from 83 healthy volunteers, aged between 20 and 50 years, measured by the nanozyme-based assay.
5623 695 Pt detect ascorbic acid in triplicate Ascorbic acid (AA) Color 1-20 μM The limits of detection were 131 ± 15, 144 ± 14, and 152 ± 9 nM, with little difference.
5865 962 Pt Immunochromatographic test strip for detecting aflatoxin B1 (AFB1) Color 0.05 – 10 ng /mL 0.03 ng /mL

References

ref title DOI material type comment
3881 695 Pt Nanoparticles with High Oxidase-Like Activity and Reusability for Detection of Ascorbic Acid https://doi.org/10.3390/nano10061015 Metal several Pt nanoparticles with different morphologies
4584 1430 Ultrafast and sensitive colorimetric detection of ascorbic acid with Pd-Pt core-shell nanostructure as peroxidase mimic https://doi.org/10.1016/j.sintl.2020.100031 Multi-metal Pd-Pt core-shell nanostructure
3830 644 Antioxidant and anti-glycated TAT-modified platinum nanoclusters as eye drops for non-invasive and painless relief of diabetic cataract in rats https://doi.org/10.1016/j.cej.2020.125436 Metal Pt as Antioxidant Nanozyme
4280 1093 A reusable colorimetric assay based on mixed valence state Ce-MOF@ Pt nanoparticles for highly sensitive detection of visfatin https://doi.org/10.1016/j.aca.2020.12.034 Composite mixed valence state CeMOF@Pt nanoparticles