Electrical Transport — Highly Conductive Bimetallic Ni-Fe Metal Organic Framework as a Novel Electrocatalyst for Water Oxidation

Measurement evidence

Electrical Transport

Highly Conductive Bimetallic Ni-Fe Metal Organic Framework as a Novel Electrocatalyst for Water Oxidation · Zheng F., Xiang D., Li P. et al. · ACS Sustainable Chemistry and Engineering · 2019 · 9743-9749

1 measurement group · 3 results

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

Electrochemical impedance spectroscopy (EIS), Nyquist fitting

Impedance spectroscopy

FeNi-DOBDC-3 · Nanosheet

EIS in 1.0 M KOH at different potentials from 1.40 to 1.52 V vs RHE; 100 kHz to 0.1 Hz; AC amplitude 5 mV; fitted with Rs, constant phase element Cd and charge-transfer resistance Rct.

Geometry: RDE electrode with catalyst ink
Context: Bimetallic FeNi-MOFs compared with single-metal MOF controls.
Measurement source: p005 / article p.9747 · Results and Discussion · Figure 4d,e; Figure S7

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
FeNi-DOBDC-3 charge-transfer resistance at 1.40 V	approximately 5700 ohm diameter from Nyquist plot	—	visual estimate +/- 500 ohm	Visual Estimate Approximate	p013 / S13 · Figure S7 · Figure S7a
FeNi-DOBDC-3 charge-transfer resistance at 1.44 V	approximately 1500 ohm diameter from Nyquist plot	—	visual estimate +/- 150 ohm	Visual Estimate Approximate	p013 / S13 · Figure S7 · Figure S7b
FeNi-DOBDC-3 charge-transfer resistance at 1.48 VMarked as a best value within this paper	6 ohm at 1.48 V	—	—	Text Exact Reported	p005 / article p.9747 · Results and Discussion · Figure 4e