Formula | Lattice parameters | | Remark | |
| a(Å) | c(Å) |
|
|
BaCuO2 | 3.90? | 4.08 | 1.42 | highly strained |
BaCuO2 | 3.96 | 3.96*) | 1.42 | fictive values |
Ba0.5Sr0.5CuO2 | 3.92 (3.94) | 2・3.965 | 1.34 | orthorhombic |
Ba0.33Sr0.67CuO2 | 3.93 | 3.477 | 1.3133 |
|
SrCuO2 | 3.926 | 3.432 | 1.26 |
|
(Sr0.7Ca0.3)0.9CuO2 | 3.902 | 3.350 | 1.218 | Tc = 110 K (p-type) |
Sr0.33Ca0.67CuO2 | 3.878 | 3.259 | 1.167 |
|
Sr0.14Ca0.86CuO2 | 3.861 | 3.200 | 1.1396 | prototypic compound |
Sr0.09Ca0.91CuO2 | 3.858 | 3.20 | 1.1326 |
|
CaCuO2 | 3.85 | 3.17 | 1.12 | extrapolated parameters |
Ca0.98CuO2 | 3.856 | 3.181 | 1.12 | high gas-pressure synthesis |
S0.84Nd0.16CuO2 | 3.942 | 3.38 |
| Tc = 43 K (n-type) |