| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| surface science and engineering | 1.4 | 0.2 | 1529 | 25 | 31 |
| surface | 0.42 | 0.7 | 1980 | 77 | 7 |
| science | 1.64 | 0.8 | 5547 | 87 | 7 |
| and | 1.66 | 0.3 | 5379 | 92 | 3 |
| engineering | 0.77 | 0.3 | 3354 | 42 | 11 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| surface science and engineering | 0.49 | 0.8 | 3953 | 73 |
