| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| absorption coefficient drude scattering time | 1.96 | 0.4 | 3313 | 39 | 44 |
| absorption | 0.9 | 0.7 | 3003 | 95 | 10 |
| coefficient | 0.49 | 0.2 | 8980 | 2 | 11 |
| drude | 0.12 | 1 | 4511 | 76 | 5 |
| scattering | 1.82 | 0.1 | 3405 | 37 | 10 |
| time | 1.27 | 0.8 | 3505 | 20 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| absorption coefficient drude scattering time | 0.29 | 0.5 | 4168 | 63 |
| scattering time drude model | 1.2 | 0.8 | 2343 | 69 |
| absorption coefficient and penetration depth | 0.1 | 0.3 | 6229 | 45 |
| absorption coefficient and absorbance | 1.13 | 0.9 | 6826 | 1 |
| how to calculate the absorption coefficient | 1.54 | 0.4 | 7309 | 97 |
