Electrical Transport — A conductive metal-organic framework-modified electrode for sensitive electrochemiluminescent detection of cardiac Troponin I

Measurement evidence

Electrical Transport

A conductive metal-organic framework-modified electrode for sensitive electrochemiluminescent detection of cardiac Troponin I · Murray A., Valenti G., Baker P. · Electrochimica Acta · 2026 · 148350

2 measurement groups · 3 results

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

Electrochemical impedance spectroscopy (EIS), Randles circuit interpretation

Impedance spectroscopy

SPCE/Cu3(HHTP)2/Ab/BSA immunosensor · Electrode

5.0 mM K3[Fe(CN)6] in PBS, 100 kHz to 0.1 Hz, 10 mV AC amplitude; comparing fabrication stages.

Geometry: screen-printed electrode
Context: stepwise immunosensor fabrication
Measurement source: p005-p006 · 2.5; 3.4 Characterization of immunosensor · Figure 6B

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Rct trend during immunosensor fabrication	SPCE smallest semicircle; Cu3(HHTP)2 slightly increased Rct; Ab further increased Rct; BSA largest semicircle	—	—	Text Qualitative	p006 · 3.4 Characterization of immunosensor · Figure 6B

EIS in [Ru(bpy)3]2+ solution

Impedance spectroscopy

SPCE/Cu3(HHTP)2 · Electrode

PBS containing 100 uM [Ru(bpy)3]2+; Nyquist plots of SPCE and SPCE/Cu3(HHTP)2.

Geometry: screen-printed electrode
Context: c-MOF/SPCE composite electrode versus SPCE
Measurement source: p006 · 3.4 Characterization of immunosensor · Figure 7C

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Nyquist semicircle diameter for SPCE/Cu3(HHTP)2 in [Ru(bpy)3]2+Marked as a best value within this paper	approximately 3500-4000 ohm diameter	—	visual estimate from plotted axis	Figure Axis Approximate	p006 · 3.4 Characterization of immunosensor · Figure 7C
Nyquist semicircle diameter for unmodified SPCE in [Ru(bpy)3]2+	approximately 28000-30000 ohm diameter	—	visual estimate from plotted axis	Figure Axis Approximate	p006 · 3.4 Characterization of immunosensor · Figure 7C