Magnetic Flower-like Fe-Doped CoO Nanocomposites with Dual Enzyme-like Activities for Facile and Sensitive Determination of H2O2 and Dopamine

References

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title
DOI
material type
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1151Magnetic Flower-like Fe-Doped CoO Nanocomposites with Dual Enzyme-like Activities for Facile and Sensitive Determination of H2O2 and Dopaminehttps://doi.org/10.1021/acs.inorgchem.0c03355Compositemagnetic Fe-doped CoO nanocomposites (Fe-CoO NCs)

Materials

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material
size
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size type
size comment
BET
b nanozyme
b 10n
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specific act
sa 10n
sa unit
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1151Fe-CoO NCsthe CoO NPs consist of a loose core of 400–500 nm and a graphene-like shell of about 100 nm205.4

Kinetics

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substrate
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T
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km err
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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
1151Fe-CoO NCsPODTMB0.17mM50.9-8M/s1151
1151Fe-CoO NCsPODH2O211.2mM24.1-8M/s1151

Applications

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method
linear range
linear ran unit
LOD
lod unit
recovery
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1151Fe-CoO NCsa facile and sensitive colorimetric sensor to detect H2O2 and dopamine (DA)Dopamine (DA)Color2–10μM1.99μM94.6–107.2%
1151Fe-CoO NCsa facile and sensitive colorimetric sensor to detect H2O2 and dopamine (DA)H2O2Color6–20μM4.40μM97.6-106.4%