| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| adsorption energy h in fe | 0.79 | 1 | 4564 | 98 | 25 |
| adsorption | 0.09 | 0.6 | 2909 | 69 | 10 |
| energy | 1.16 | 0.1 | 7431 | 28 | 6 |
| h | 1.09 | 0.6 | 7876 | 52 | 1 |
| in | 0.3 | 0.7 | 6168 | 43 | 2 |
| fe | 0.56 | 0.4 | 4565 | 62 | 2 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| adsorption energy h in fe | 0.83 | 0.2 | 111 | 58 |
| fe3+ absorption spectrum | 1.55 | 1 | 217 | 61 |
