Electrochemistry Application — Conductivity, doping, and redox chemistry of a microporous dithiolene-based metal-organic framework

6 measurement groups · 9 results

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

Cyclic voltammetry of cast MOF particles

Voltammetry

Cu[Cu(pdt)2] particles cast on Pt disk electrode · Electrode

Cu[Cu(pdt)2] cast on Pt disk electrode; 0.1 M TBABr or TBAPF6 in MeCN; 10 mV/s.

Geometry: Pt disk electrode
Context: pristine comparison framework particles on electrode
Measurement source: 3 · Electrochemistry · Figure 4b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source

Cyclic voltammetry of cast MOF particles

Voltammetry

Cu[Ni(pdt)2] particles cast on Pt disk electrode · Electrode

Cu[Ni(pdt)2] cast on Pt disk electrode; 0.1 M TBABr or TBAPF6 in MeCN; 10 mV/s.

Geometry: Pt disk electrode
Context: pristine framework particles on electrode
Measurement source: 3 · Electrochemistry · Figure 4a

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Anion-size effect in framework CV	Sharp redox peaks are observed only with small anions such as bromide; PF6 gives less clearly defined peaks.	—	—	Qualitative Qualitative	3 · Electrochemistry discussion · Figure 4
Framework CV scan rate	10 mV/s	—	—	Caption Exact Reported	3 · Figure caption · Figure 4
CV peaks assigned to solid framework	Peaks appear after MOF deposition and disappear after polishing; absent for bare Pt.	—	—	Qualitative Qualitative	3 · Electrochemistry discussion · Figure 4

Chopped-light photocurrent measurement

Photoresponse and photoelectrochemistry

Cu[Ni(pdt)2]/ITO photoelectrode · Electrode

Cu[Ni(pdt)2]/ITO in 1:10 MeOH/H2O with 0.1 M KCl, aerated; 1000 W Xe lamp filtered through water and pyrex, chopped at 0.5 Hz; Ag/AgCl reference; 25 mV/s scan.

Atmosphere: Aerated electrolyte
Geometry: MOF/ITO working electrode
Context: Cu[Ni(pdt)2] photoelectrode
Measurement source: 8 · Photocurrent Experiments · Figure S4

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Photocurrent light chopping frequency	0.5 Hz	—	—	Text Exact Reported	5 · Photocurrent Measurements · Figure S4
Photocurrent polarity of Cu[Ni(pdt)2]	Photocurrent increases towards more negative potentials, implying photocathode/p-type semiconductor behaviour.	—	—	Qualitative Qualitative	8 · Photocurrent Experiments · Figure S4a
Photocurrent potential scan rate	25 mV/s	—	—	Text Exact Reported	5 · Photocurrent Measurements · Figure S4

Chopped-light photocurrent measurement

Photoresponse and photoelectrochemistry

n-Si(111) photocurrent reference · Electrode

n-Si(111) reference under the same photocurrent setup.

Atmosphere: Aerated electrolyte
Geometry: n-Si electrode
Context: non-MOF n-type reference
Measurement source: 8 · Photocurrent Experiments · Figure S4b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
n-Si positive-potential photocurrent reference	n-Si shows photocurrent at positive potentials, consistent with n-type behaviour.	—	—	Qualitative Qualitative	8 · Photocurrent Experiments · Figure S4b

Cyclic voltammetry

Voltammetry

[Cu(pdt)2]2-/1- solution CV sample · Model

Tetra-n-butylammonium [Cu(pdt)2] salt in acetonitrile versus Ag/Ag+.

Geometry: Solution CV
Context: molecular model system
Measurement source: 3 · Electrochemistry discussion · Figure 4

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
[Cu(pdt)2]2-/1- E1/2	-648 mV vs Ag/Ag+	—	—	Text Exact Reported	3 · Electrochemistry discussion · Figure 4

Cyclic voltammetry

Voltammetry

[Ni(pdt)2]2-/1- solution CV sample · Model

Solution redox couple for [Ni(pdt)2]2-/1- versus Ag/Ag+.

Geometry: Solution CV
Context: molecular model system
Measurement source: 1 · Main text · Figure 4

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
[Ni(pdt)2]2-/1- E1/2	-391 mV vs Ag/Ag+	—	—	Text Exact Reported	1 · Main text · Figure 4