| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| refractive index of sio2 | 0.98 | 0.9 | 2584 | 43 | 24 |
| refractive | 0.5 | 0.6 | 7424 | 96 | 10 |
| index | 1.04 | 0.2 | 7541 | 24 | 5 |
| of | 0.84 | 0.9 | 82 | 48 | 2 |
| sio2 | 1 | 0.1 | 7108 | 41 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| refractive index of sio2 | 1.23 | 0.8 | 6897 | 20 |
