Open Access
Table 4
Coefficients of equation (21) for each region of overlap.
| Subrange | ai/mK | Region 1: | Region 2: | Region 3: | Region 4: |
|---|---|---|---|---|---|
| Sj | 0 °C to 29.7646 °C | 29.7646 °C to 156.5985 °C | 156.5985 °C to 231.928 °C | 231.928 °C to 419. 527 °C | |
| (Al) | a0 | 3.426 32 | –0.877 70 | –1.292 70 | 0.671 55 |
| a1 | –6.758 75 | 0.938 17 | 1.816 41 | –1.227 69 | |
| a2 | 3.332 46 | 0.159 51 | – 0.598 80 | 0.699 10 | |
| a3 | 0 | –0.219 89 | 0 | –0.125 72 | |
| (Zn) | a0 | 2.718 47 | –1.930 22 | – 1.227 18 | –0.671 55 |
| a1 | –5.624 74 | 2.959 02 | 1.892 46 | 1.227 69 | |
| a2 | 2.906 57 | –1.029 61 | – 0.657 30 | –0.699 10 | |
| a3 | 0 | 0 | 0 | 0.125 72 | |
| (Sn) | a0 | 5.812 21 | 1.165 83 | 2.514 83 | – |
| a1 | –10.284 71 | –1.585 97 | – 3.702 48 | – | |
| a2 | 4.472 57 | 0.325 33 | 1.254 12 | – | |
| a3 | 0 | 0.095 24 | 0 | – | |
| (In) | a0 | 6.276 51 | 1.637 89 | – | – |
| a1 | –11.020 34 | –2.302 34 | – | – | |
| a2 | 4.743 77 | 0.538 51 | – | – | |
| a3 | 0 | 0.126 09 | – | – | |
| (Ga) | a0 | 5.067 68 | – | – | – |
| a1 | –9.848 80 | – | – | – | |
| a2 | 4.781 09 | – | – | – | |
| (Hg) | a0 | –23.009 90 | – | – | – |
| a1 | 43.277 48 | – | – | – | |
| a2 | –20.267 70 | – | – | – |
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