| Similarity | Rank | |
|---|---|---|
| wavelength | 0.947 | 21368 |
| nanometers | 0.836 | 69168 |
| photons | 0.834 | 31946 |
| spectra | 0.818 | 34582 |
| frequencies | 0.794 | 11433 |
| spectral | 0.790 | 26230 |
| radiations | 0.786 | 70904 |
| fluorescence | 0.785 | 32942 |
| reflectance | 0.782 | 69799 |
| ultraviolet | 0.779 | 22360 |
| photon | 0.769 | 33504 |
| diffraction | 0.764 | 50101 |
| nm | 0.760 | 23776 |
| UVB | 0.744 | 38533 |
| ionosphere | 0.743 | 85878 |
| phosphor | 0.738 | 80533 |
| luminance | 0.738 | 67884 |
| nanometer | 0.737 | 89452 |
| microns | 0.736 | 39722 |
| micrometers | 0.735 | 97680 |
| lasers | 0.734 | 17848 |
| intensities | 0.734 | 44641 |
| redshift | 0.734 | 88264 |
| luminescence | 0.732 | 81647 |
| mW | 0.732 | 70774 |