Electrical Transport — Intrinsically Conductive π-d Conjugated Layers with Co–N4 Active Sites for Efficient Nitrate Electrocatalysis and Zinc-Nitrate Batteries

Measurement evidence

Electrical Transport

Intrinsically Conductive π-d Conjugated Layers with Co–N4 Active Sites for Efficient Nitrate Electrocatalysis and Zinc-Nitrate Batteries · Namvar S., Arzani M., Sarkar A.M. et al. · ACS Applied Materials and Interfaces · 2026 · 24433-24443

1 measurement group · 4 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

Co3(HITP)2 drop-cast carbon paper electrode · Electrode

Gamry potentiostat; 10 Hz to 100 kHz frequency range; 10 mV sinusoidal amplitude; applied potential -0.6 V vs RHE; equivalent circuit fit for Ru and Rp/Rct.

Geometry: Electrode/electrolyte interface; Co3(HITP)2, HITP and carbon paper compared
Context: Composite electrode and controls
Measurement source: S7 · Electrochemical Impedance Spectroscopy (EIS) · Figure S8; Table S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Charge transfer resistance of carbon paper control	Rp = 11.6 Ohm	—	—	SI Table Exact Reported	S7 · Table S1 · Table S1
Charge transfer resistance of Co3(HITP)2 electrodeMarked as a best value within this paper	~0.52 Ohm; Table S1 Rp = 0.521 Ohm	—	—	SI Table Exact Reported	S7 · Electrochemical Impedance Spectroscopy (EIS) · Table S1
Charge transfer resistance of HITP control	Rp = 3.8 Ohm	—	—	SI Table Exact Reported	S7 · Table S1 · Table S1
Solution resistance for Co3(HITP)2 EIS fit	Ru = 3.19 Ohm	—	—	SI Table Exact Reported	S7 · Table S1 · Table S1