| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| graphene raman mapping | 1.54 | 0.9 | 7666 | 80 | 22 |
| graphene | 0.64 | 0.9 | 783 | 57 | 8 |
| raman | 0.99 | 0.5 | 6850 | 12 | 5 |
| mapping | 0.73 | 0.4 | 3279 | 96 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| graphene raman mapping | 0.5 | 0.2 | 8251 | 13 |
| raman mapping of graphene oxide | 1.5 | 0.7 | 5171 | 4 |
