Electrochemistry Application — Controllable Construction of Two-Dimensional Conductive M3(HHTP)2 Nanorods for Electrochemical Sensing of Malachite Green in Fish

Measurement evidence

Electrochemistry Application

Controllable Construction of Two-Dimensional Conductive M3(HHTP)2 Nanorods for Electrochemical Sensing of Malachite Green in Fish · Li J., Huang Y., Zhou Y. et al. · ACS Applied Nano Materials · 2023 · 22916-22926

3 measurement groups · 16 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Cyclic voltammetry double-layer capacitance

Cu-MOF/CPE electrode · Electrode

CV in 1 M KCl; capacitance from 0.40-0.50 V region.

Geometry
Carbon paste electrodes; CPE diameter 2 mm in SI Figure S7 caption.
Context
composite_with_pristine_controls
Measurement source
main p.5, article p.22920 · Characterization and Properties · Figure 2G; Figure S7
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Co-MOF/CPE double-layer capacitance111.6 uF cm-2Text
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S7
CPE double-layer capacitance12.4 uF cm-2Text
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S7
Cu-MOF/CPE double-layer capacitanceMarked as a best value within this paper1631.7 uF cm-2Text
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S7
Ni-MOF/CPE double-layer capacitance312.8 uF cm-2Text
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S7

CV scan-rate and Laviron analysis

Cu-MOF/CPE electrode · Electrode

Cu-MOF/CPE with 5 uM MG in PBS pH 7.0; scan-rate dependence and Epa-ln(v) relation.

Geometry
Cu-MOF/CPE
Context
composite
Measurement source
main p.7, article p.22922 · Mechanism of MG Oxidation · Figure S16; Scheme S2
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
alpha*n_a from Laviron slope0.98Text
Rounded Reported
main p.8, article p.22923 · Mechanism of MG Oxidation · Figure S16C
MG oxidation electron numbern_a estimated to be 2; two-electron, two-proton irreversible process.estimatedCalculated From Reported
Approximate
main p.8, article p.22923 · Mechanism of MG Oxidation · Scheme S2
MG Epa-ln(v) equationEp = 0.95 + 0.026 ln v; R2 = 0.998Text
Rounded Reported
main p.7, article p.22922 · Mechanism of MG Oxidation · Figure S16C
MG oxidation current scan-rate equationIp = 0.402 v + 0.208; R2 = 0.985Text
Rounded Reported
main p.7, article p.22922 · Mechanism of MG Oxidation · Figure S16B

CV with ferricyanide/ferrocyanide redox probe

Cu-MOF/CPE electrode · Electrode

5.0 mM K3/K4Fe(CN)6 + 0.1 M KCl for Figure 2F; 1 mM K3[Fe(CN)6] in 0.1 M KCl for effective area scan-rate series.

Geometry
CPE and M3(HHTP)2-modified CPE electrodes.
Context
composite_with_pristine_controls
Measurement source
main p.5, article p.22920 · Characterization and Properties · Figure 2F; Figure S8
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Co-MOF/CPE effective electrode area114.26 mm2Calculated From Reported
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S8
CPE effective electrode area59.17 mm2Calculated From Reported
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S8
Cu-MOF/CPE effective electrode areaMarked as a best value within this paper239.43 mm2Calculated From Reported
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S8
Ni-MOF/CPE effective electrode area75.61 mm2Calculated From Reported
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure S8
Co-MOF/CPE redox-probe peak separation304 mVText
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure 2F
CPE redox-probe peak separation407 mVText
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure 2F
Cu-MOF/CPE redox-probe peak separationMarked as a best value within this paper175 mVText
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure 2F
Ni-MOF/CPE redox-probe peak separation202 mVText
Rounded Reported
main p.5, article p.22920 · Characterization and Properties · Figure 2F