Four-contact dc electrical conductivity with Arrhenius analysis
compound 1 conductivity crystal, higher-conductivity specimen · Single Crystal
Single crystal measured in a Quantum Design PPMS-9 with dc currents between 5 and 100 nA; Pt wire contacts along the long needle axis. Figure 2 plots sigma versus T and inset ln sigma versus 1000/T.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| activation energy, higher crystalMarked as a best value within this paper | 110 meV | — | — | Text Rounded Reported | main p.3, article p.9130 · main text · Figure 2 |
| room-temperature conductivity, higher crystalMarked as a best value within this paper | 1.6 x 10-3 S.cm-1 at room temperature | — | — | Text Rounded Reported | main p.3, article p.9130 · main text · Figure 2 |
| conductivity from Figure 2 near 258 K | approximately 8.6 x 10-4 S cm-1 at ca. 258 K | — | visual estimate | Figure Axis Approximate | main p.3, article p.9130 · Figure 2 · Figure 2 |
| conductivity from Figure 2 near 280 K | approximately 1.15 x 10-3 S cm-1 at ca. 280 K | — | visual estimate | Figure Axis Approximate | main p.3, article p.9130 · Figure 2 · Figure 2 |
| conductivity from Figure 2 near 290 K | approximately 1.38 x 10-3 S cm-1 at ca. 290 K | — | visual estimate | Figure Axis Approximate | main p.3, article p.9130 · Figure 2 · Figure 2 |