Table 1.
Mode Grüneisen parameters of all Raman peaks in GaPS4
| Peak | Mode | Grüneisen parameters | Peak | Mode | Grüneisen parameters | Peak | Mode | Grüneisen parameters |
|---|---|---|---|---|---|---|---|---|
| 1 | Ag1 | 0.75 | 11 | Ag7 | 0.24 | 21 | Ag13 | 0.28 |
| 2 | Bg1 | 0.47 | 12 | Bg7 | 0.57 | Bg13 | 0.26 | |
| 3 | Ag2 | 0.38 | 13 | Ag8 | 0.10 | 22 | Ag14 | 0.27 |
| Bg2 | 14 | Bg8 | 0.27 | 23 | Bg14 | 0.21 | ||
| 4 | Ag3 | 0.83 | Ag9 | 24 | Bg15 | 0.17 | ||
| Bg3 | 15 | Bg9 | 0.28 | Ag15 | ||||
| 5 | Ag4 | 1.12 | 16 | Bg10 | 0.06 | \ | Ag16 | 0.28 |
| 6 | Bg4 | 0.71 | 17 | Ag10 | 0.05 | 25 | Bg16 | 0.27 |
| 7 | Ag5 | 1.33 | 18 | Ag11 | 0.15 | 26 | Ag17 | 0.07 |
| 8 | Bg5 | 0.96 | Bg11 | 27 | Bg17 | 0.08 | ||
| 9 | Ag6 | 0.12 | 19 | Bg12 | 0.24 | 28 | Ag18 | 0.18 |
| 10 | Bg6 | 0.01 | 20 | Ag12 | 0.28 | Bg18 |