| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| perturbation theory in quantum mechanics | 0.09 | 0.3 | 2555 | 39 | 40 |
| perturbation | 1.76 | 0.5 | 949 | 18 | 12 |
| theory | 0.24 | 0.5 | 7281 | 35 | 6 |
| in | 0.59 | 1 | 5086 | 76 | 2 |
| quantum | 0.62 | 0.1 | 2549 | 49 | 7 |
| mechanics | 0.19 | 0.4 | 5334 | 9 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| perturbation theory in quantum mechanics | 1.75 | 0.6 | 3352 | 95 |
