Table 2. Positional Parameters of Li0.33(4)Nb2Pd0.74(1)S5 Obtained from the Refinement of Synchrotron X-ray Diffraction and Neutron Diffractiona.
| Li0.33(4)Nb2Pd0.74(1)S5(Z= 4,RMM= 428.2(3) g mol–1) | |
|---|---|
| Diffractometer | I11 (PXRD) [Echidna (PND)] |
| Wavelength/Å | 0.824970(5) [1.622] |
| d-Space Range/Å | 1.1–18.9 [2.1–9.3] |
| Temperature/K | 300 |
| Rwp | 2.79 [3.26] |
| Rp | 1.58 [2.54] |
| χ2 | 6.56 [1.39] |
| Crystal System | Monoclinic |
| Space Group | C2/m (No. 12) |
| a/Å | b/Å | c/Å | Volume/Å3 | β/deg |
|---|---|---|---|---|
| 12.3390(5) | 3.2933(1) | 15.3447(6) | 598.03(4) | 106.444(1) |
| [12.3428(12)] | [3.2914(2)] | [15.3390(15)] | [597.5(1)] | [106.489(7)] |
|
Positional Parameters | ||||||
|---|---|---|---|---|---|---|
| Atom | x | y | z | Occupancy | Wyckoff Symbol | Uiso/Å2 |
| Nb(1) | 0.0737(2) [0.0779(6)] | 0.5 | 0.1852(2) [0.1868(4)] | 1 | 4i | 0.0022(8) [0.0042(8)] |
| Nb(2) | 0.1475(2) [0.1443(5)] | 0 | 0.3768(2) [0.3777(4)] | 1 | 4i | 0.0019(7) [0.0042(8)] |
| Pd(1) | 0 | 0 | 0 | 1 | 2a | 0.0031(8) [0.0042(8)] |
| Pd(2) | 0 | 0 | 0.5 | 0.485(3) [0.470(17)] | 2c | 0.0031(8) [0.0042(8)] |
| S(1) | 0.3579(6) [0.3594(10)] | 0 | 0.4949(5) [0.5031(9)] | 1 | 4i | 0.0011(7) [0.0086(16)] |
| S(2) | 0.2517(6) [0.2506(14)] | 0.5 | 0.3116(5) [0.3054(11)] | 1 | 4i | 0.0011(7) [0.0086(16)] |
| S(3) | 0.1701(6) [0.1612(11)] | 0 | 0.1140(5) [0.1155(9)] | 1 | 4i | 0.0011(7) [0.0086(16)] |
| S(4) | 0.4165(6) [0.4214(13)] | 0.5 | 0.1256(5) [0.1201(10)] | 1 | 4i | 0.0011(7) [0.0086(16)] |
| S(5) | 0.4953(6) [0.4981(12)] | 0 | 0.3075(5) [0.3155(9)] | 1 | 4i | 0.0011(7) [0.0086(16)] |
| Li | [0.208(5)] | 0.5 | [0.002(4)] | [0.33(4)] | 4i | [0.0042(8)] |
Values from neutron refinement are given in [].