Open Access
Table 3
The hot-pressing parameters for obtaining polycrystalline Cs3Bi2I9 with different density method
| Temperature (K) | Pressure (MPa) | Time (min) | d/d0 (%) | |
| Hot-pressing | 500 | 60 | 40 | 97 |
| Hot-pressing | 500 | 45 | 30 | 90 |
| Hot-pressing | 500 | 30 | 20 | 88 |
| Hot-pressing | 500 | 20 | 10 | 82 |
| Hot-pressing | 500 | 10 | 5 | 80 |
| Hot-pressing | 450 | 10 | 5 | 79 |
| Hot-pressing | 400 | 10 | 5 | 72 |
| Hot-pressing | 350 | 10 | 5 | 70 |
| Hot-pressing | 300 | 10 | 5 | 60 |
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