Table 2. Refined structural parameters of flux-grown LNT crystals using XRD measurements.
| Composition (mol% LT) | a = b (Å) | c (Å) | t (Å) | s (Å) | d | Tilt (°) | R obs |
|---|---|---|---|---|---|---|---|
| LT crystal† | 5.15428 (1) | 13.78351 (2) | 0.20 (1) | 0.60 (2) | −0.0026 (1) | 22.9 (1) | – |
| LT | 5.148 (1) | 13.767 (5) | 0.208 (8) | 0.62 (6) | −0.0027 (2) | 22.9 (1) | 0.0165 |
| 92 (3) | 5.149 (1) | 13.781 (5) | 0.207 (7) | 0.66 (4) | −0.0028 (2) | 22.9 (1) | 0.0190 |
| 89 (3) | 5.151 (1) | 13.776 (5) | 0.203 (7) | 0.62 (7) | −0.0026 (2) | 22.9 (1) | 0.0169 |
| 64 (3) | 5.149 (1) | 13.786 (5) | 0.222 (6) | 0.68 (4) | −0.0022 (2) | 23.0 (1) | 0.0155 |
| 60 (3) | 5.147 (1) | 13.798 (5) | 0.216 (6) | 0.65 (3) | −0.0024 (2) | 23.0 (1) | 0.0144 |
| 53 (3) | 5.147 (1) | 13.834 (5) | 0.237 (8) | 0.66 (6) | −0.0024 (2) | 23.1 (1) | 0.0235 |
| 30 (3) | 5.145 (1) | 13.841 (5) | 0.255 (6) | 0.64 (4) | −0.0025 (2) | 23.2 (1) | 0.0246 |
| LN | 5.146 (1) | 13.859 (5) | 0.276 (4) | 0.69 (3) | −0.0025 (2) | 23.24 (5) | 0.0210 |
| LN crystal† | 5.14829 (2) | 13.8631 (4) | 0.28 (1) | 0.70 (2) | −0.0025 (2) | 23.3 (1) | – |