cMOF Evidence Base
Electrical Transport — A 3D Cu-Naphthalene-Phosphonate Metal–Organic Framework with Ultra-High Electrical Conductivity

Measurement evidence

Electrical Transport

A 3D Cu-Naphthalene-Phosphonate Metal–Organic Framework with Ultra-High Electrical Conductivity · Peeples C.A., Kober D., Schmitt F.-J. et al. · Advanced Functional Materials · 2021 · 2007294

2 measurement groups · 9 results

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

Impedance spectroscopy, Zahner ZENNIUM potentiostatic mode

Impedance spectroscopy

Pressed TUB40 pellet · Pellet

20 mV amplitude, 100 mHz to 100 kHz; pellet under 1 MPa load; resistance calculated from mean |Z| between 0.1 and 200 Hz where phase was below 1 degree.

Temperature
room temperature
Geometry
5 mm diameter x 0.5 mm thick pellet between stainless steel cylinder electrodes
Context
pristine TUB40 pellet
Measurement source
main p.2-3, article pp.2-3 · Pellet-Based Conductivity · Figure 2b; Equation 1
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Pellet electrical conductivity142 S m-1142 S m-1—Calculated From Reported
Exact Reported		main p.3, article p.3 · Pellet-Based Conductivity · Equation 1
Pellet impedance magnitude|Z| = 179.3 +/- 0.2 mOhm between 0.1 and about 500 Hz0.1793 Ohm+/- 0.2 mOhmCaption
Exact Reported		main p.3, article p.3 · Pellet-Based Conductivity · Figure 2b
Low-frequency phase shift0 degrees0 degree—Text
Exact Reported		main p.3, article p.3 · Pellet-Based Conductivity · Figure 2b

Two-contact single-crystal resistance/conductivity by clamping crystals between gold relay surfaces

Electrical conductivity

Handpicked TUB40 single crystals for conductivity · Single Crystal

Ten handpicked crystals, about 100 x 100 x 10 um, measured by the authors' previous single-crystal setup; contact resistance measured separately.

Temperature
room temperature
Geometry
Flat crystal alignment between two gold surfaces of a relay
Context
pristine TUB40 single crystals
Measurement source
SI p.3, rendered SI p.4 · Light microscopy for crystal selection · Figure S5
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Average single-crystal electrical conductivityMarked as a best value within this paper200 S m-1200 S m-1—Text
Rounded Reported		SI p.3, rendered SI p.4 · Light microscopy for crystal selection
Maximum single-crystal conductivityabout 10^3 S m-11000 S m-1—Text
Approximate		main p.3, article p.3 · Single-Crystal Conductivity
Single-crystal conductivity range100 to 10^3 S m-1——Text
Range		SI p.3, rendered SI p.4 · Light microscopy for crystal selection
Contact resistance0.6 Ohm0.6 Ohm—Text
Exact Reported		SI p.3, rendered SI p.4 · Light microscopy for crystal selection
Average corrected crystal resistance4.9 +/- 3.2 Ohm4.9 Ohm+/- 3.2 OhmText
Exact Reported		SI p.3, rendered SI p.4 · Light microscopy for crystal selection
Clamped crystal system resistance range1.2 to 12.6 Ohm——Text
Range		SI p.3, rendered SI p.4 · Light microscopy for crystal selection