| Similarity | Rank | |
|---|---|---|
| waveguide | 0.693 | 60135 |
| optical_system | 0.690 | 82100 |
| spectroscopy | 0.683 | 29325 |
| scattering | 0.679 | 50700 |
| photon | 0.664 | 18937 |
| excitation | 0.659 | 42253 |
| fluorescence | 0.651 | 31271 |
| wavelength_of | 0.650 | 44330 |
| spectra | 0.641 | 25572 |
| dielectric | 0.637 | 60463 |
| optic | 0.636 | 16028 |
| refraction | 0.634 | 60232 |
| liquid_crystal | 0.633 | 92513 |
| wavelength | 0.632 | 18465 |
| crystal_structure | 0.631 | 74059 |
| nanostructure | 0.624 | 48063 |
| electromagnetic_wave | 0.620 | 81340 |
| electron | 0.620 | 9389 |
| quantum_dot | 0.619 | 69073 |
| thin_film | 0.617 | 32351 |
| visible_light | 0.616 | 54663 |
| optical | 0.616 | 13770 |
| electron_microscopy | 0.616 | 76419 |
| microscopy | 0.614 | 31248 |
| gamma_ray | 0.613 | 77142 |