Table 2.
Raman peaks of the CTSc, CTSm and CTSt structures identified or possible in this work with the principal peaks being bolded.
| Sample reference | CTSc (cm−1) | CTSm (cm−1) | CTSt (cm−1) |
|---|---|---|---|
| SLG\Cu\SnS2 S 300 °C | 303 | 290, 317, 350, 372 | 337 |
| SLG\Cu\SnS2 S 350 °C | 303, 356 | 257, 290, 317, 350, 370 | 287, 337 |
| SLG\Cu\SnS2 S 375 °C | 303, 356 | 257, 290, 315, 350, 370 | 287, 337 |
| SLG\Cu\SnS2 S 400 °C | 303, 356 | 257, 290, 315, 350, 370 | 287, 337 |
| SLG\Cu\SnS2 S 500 °C | 303, 356 | 222, 257, 290, 317, 352, 370 | 297, 335 |
| SLG\SnS2\Cu S 300 °C | 303, 356 | 224, 294, 318, 352, 371 | 288, 338 |
| SLG\SnS2\Cu S 350 °C | – | 318, 352 | 288, 298, 336 |
| SLG\SnS2\Cu S 375 °C | 303 | 257, 294, 317, 352, 371 | 288, 334, 338 |
| SLG\SnS2\Cu S 400 °C | – | 224, 257, 294, 316, 352, 370 | 288, 298, 334 |
| SLG\SnS2\Cu S 500 °C | – | 224, 257, 294, 316, 352, 370 | 288, 298, 334 |
| SLG\Cu\SnS2 Sn + S 350 °C | 303, 356 | 225, 257, 294, 318, 353, 370 | 338 |
| SLG\Cu\SnS2 Sn + S 500 °C | 303, 356 | 225, 257, 292, 318, 353, 370 | 297, 338 |
| SLG\Cu\SnS2 Sn + S 550 °C | 303, 356 | 225, 257, 292, 316, 353, 370 | 287, 297, 336 |
| SLG\SnS2\Cu Sn + S 350 °C | – | 317 | 288, 298, 335 |
| SLG\SnS2\Cu Sn + S 500 °C | 303, 356 | 224, 257, 294, 316, 353, 370 | 298, 338 |
| SLG\SnS2\Cu Sn + S 550 °C | 303 | 224, 257, 294, 316, 353, 370 | 298, 338 |