Electrochemistry Application — Constructing a Redox-Active Cu(I)-Pyridyltriazine Framework for Catalytic Photoreduction of Nitrobenzenes and Carboxylic Cyclization of Alkynol with CO2

Measurement evidence

Electrochemistry Application

Constructing a Redox-Active Cu(I)-Pyridyltriazine Framework for Catalytic Photoreduction of Nitrobenzenes and Carboxylic Cyclization of Alkynol with CO2 · Zhang T., Si C., Guo K. et al. · Inorganic Chemistry · 2022 · 20657-20665

3 measurement groups · 5 results

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

Electrochemical impedance spectroscopy (EIS) Nyquist plots

Cu(I)-TPT coated ITO photoelectrochemical electrode · Electrode

0.1 M Na2SO4 bath solution under dark and xenon lamp irradiation.

Atmosphere
N2 for electrochemical measurements
Geometry
Cu(I)-TPT/Nafion on ITO electrode
Context
pristine framework in electrode composite
Measurement source
p004 / 20660 · Characterizations · Figure 4e
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Relative EIS charge-transfer resistanceCu(I)-TPT under visible light has a smaller Nyquist radius than TPT ligandsQualitative
Qualitative
p004 / 20660 · Characterizations · Figure 4e

Mott-Schottky measurements at 2500, 3000, and 3500 Hz

Cu(I)-TPT coated ITO photoelectrochemical electrode · Electrode

Three-electrode system in 0.1 M Na2SO4 aqueous solution with Cu(I)-TPT-coated ITO working electrode, Pt counter, Ag/AgCl reference.

Atmosphere
N2 for electrochemical measurements
Geometry
Cu(I)-TPT/Nafion on ITO electrode
Context
pristine framework in electrode composite
Measurement source
p004 / 20660 · Characterizations · Figure 4c
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Flat-band potential-0.69 V vs Ag/AgCl-0.69 V vs Ag/AgClText
Exact Reported
p004 / 20660 · Characterizations · Figure 4c
Calculated HOMO potential1.48 V vs NHE1.48 V vs NHEText
Exact Reported
p004 / 20660 · Characterizations · Figure 4c
Estimated LUMO potential-0.49 V vs NHE-0.49 V vs NHEText
Exact Reported
p004 / 20660 · Characterizations · Figure 4c

Transient photocurrent response

Cu(I)-TPT coated ITO photoelectrochemical electrode · Electrode

Ag/AgCl counter/reference context reported; 0.1 M Na2SO4 electrolyte under xenon lamp irradiation with alternating dark/light cycles.

Atmosphere
N2 for electrochemical measurements
Geometry
Cu(I)-TPT/Nafion on ITO electrode
Context
pristine framework in electrode composite
Measurement source
S5 · 1.2.3 Photo-electrochemistry property test · Figure 4d
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Relative transient photocurrent responseCu(I)-TPT photocurrent density is higher than TPT and previously reported Cu(I)-BPYQualitative
Qualitative
p004 / 20660 · Characterizations · Figure 4d