| CuGeO3 | Mode Assignment | CuSiO3 | ||||||
| Raman |
| IR | Raman |
| IR | Raman |
| IR |
|
|
|
|
|
|
|
|
|
|
| 880 w |
|
| B2g |
|
| 1019 w |
|
|
| 858 s | - | 857 s | Ag | - | B1u | 998 m | - | 1092 m |
|
|
| 776 vs |
|
| B3u |
|
| 959 s |
| 712 w | - | 718 vs | B3g | - | B2u | 854 vw | - | 859 vs |
| 592 vs | - | 619 m | Ag | - | B1u | 719 m | - | 737 s |
|
|
|
|
|
|
| 634 m ? |
|
|
|
|
|
|
|
|
| 590 m, b ? |
|
|
|
|
| 528 vs |
|
| B2u |
|
| 576 vs |
|
|
| 478 m, sh |
|
| B1u |
|
| 558 m |
| 430 vw | - | 380 s | B2g | - | B3u | 480 vw | - | 465 m, b |
| [411] vw |
|
| B3g |
|
| - |
|
|
| [388] vw |
|
| B1g |
|
| - |
|
|
| 330 w | - | 347 m | Ag | - | B1u | 429 w | - | 465 m, b |
|
|
| 289 s |
|
| B3u |
|
| 395 w |
|
|
|
|
|
|
|
|
| 353 vw? |
| 222 m | - | 215 s | B2g | - | B3u | 349 w | - | 317 m |
| 184 vs |
|
| Ag |
|
| 300 vs |
|
|
|
|
| 166 m |
|
| B2u |
|
| 227 m |
|
|
| 132 w |
|
| B1u |
|
| 160 w |
| 113 m |
|
| B2g |
|
| 255 m |
|
|
| 110 m |
|
| B3g |
|
| 233 m |
|
|
|
|
| [48] vw |
|
| B3u |
|
| *) |