Table 3. Summary of the Experimental Conductivity, Density, and Purity of Cold-Pressed Pellets of Sr2MO3CuCh Samples, with and without Sodium or Potassium Doping.
| pristine |
Na0.05Sr1.95MO3CuCh |
K0.05Sr1.95MO3CuCh |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| parent sample | conductivity/S cm–1 | pellet density | purity | conductivity/S cm–1 | pellet density | purity | conductivity/S cm–1 | pellet density | purity |
| Sr2GaO3CuS | 2.38 × 10–4 | 74.3% | 99.1% | 1.61 × 10–2 | 73.5% | 98.1% | 2.84 × 10–4 | 77.8% | 97.5% |
| Sr2ScO3CuS | 8.48 × 10–5 | 65.0% | 99.4% | 2.22 × 10–4 | 64.7% | 94.9% | 2.05 × 10–5 | 67.3% | 89.6% |
| Sr2InO3CuS | 1.4 × 10–5 | 70.9% | 95.2% | 2.09 × 10–6 | 73.7% | 83.1% | 7.52 × 10–6 | 74.5% | 84.8% |
| Sr2GaO3CuSe | 1.54 × 10–1 | 78.0% | 97.0% | 1.00 × 10–1 | 76.5% | 99.6% | 4.59 × 10–1 | 68.4% | 99.4% |
| Sr2ScO3CuSe | 6.29 × 10–4 | 67.9% | 98.5% | 8.23 × 10–3 | 66.3% | 90.3% | 2.30 × 10–2 | 69.3% | 90.3% |
| Sr2InO3CuSe | 1.45 × 10–3 | 71.5% | 96.5% | 1.24 × 10–2 | 81.4% | 95.2% | 4.35 × 10–3 | 76.5% | 86.2% |