A highly sensitive colorimetric sensor for Hg2+ detection based on the oxidative enzyme mimics-like activity of hierarchical porous carbon@ chitosan-modified silver nanoparticles

References

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title
DOI
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901A highly sensitive colorimetric sensor for Hg2+ detection based on the oxidative enzyme mimics-like activity of hierarchical porous carbon@ chitosan-modified silver nanoparticleshttps://doi.org/10.1016/j.jksus.2019.10.015Compositehierarchical porous carbon@chitosan-modified silver nanoparticles

Materials

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material
size
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BET
b nanozyme
b 10n
b unit
specific act
sa 10n
sa unit
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901DHPC@CS-AgNPsSEMThe electron microscopy scanning results of DMC, DHPC andDHPC@CS are shown inFig. 2. The pores of DMC are evenly dis-tributed and the size is large.

Kinetics

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substrate
pH
T
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km unit
vmax
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vmax 10n
vmax unit
kcat
kcat err
kcat 10n
kcat unit
kcat/km
kcat/km 10n
kcat/km unit
comment
901DHPC@CS-AgNPsOXDTMB0.0165mM4.6512-8M/s901

Applications

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material
application
target
method
linear range
linear ran unit
LOD
lod unit
recovery
comment
901DHPC@CS-AgNPsDetection of Hg2+Hg2+Color0.02-1μM0.014μg/mL