Optical constants (n, k) of WTe2, covering 0.30 – 1.69 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.3000 | 2.31096 | 2.05135 |
| 0.3240 | 2.46841 | 2.11354 |
| 0.3480 | 2.77066 | 2.15111 |
| 0.3720 | 3.00210 | 2.00895 |
| 0.3960 | 3.12498 | 1.87312 |
| 0.4200 | 3.20730 | 1.76103 |
| 0.4440 | 3.26125 | 1.66386 |
| 0.4680 | 3.29191 | 1.58698 |
| 0.4920 | 3.31291 | 1.53556 |
| 0.5160 | 3.34100 | 1.50269 |
| 0.5400 | 3.38079 | 1.46897 |
| 0.5640 | 3.41618 | 1.42184 |
| 0.5880 | 3.43003 | 1.37220 |
| 0.6120 | 3.42497 | 1.33976 |
| 0.6360 | 3.41854 | 1.33350 |
| 0.6600 | 3.42991 | 1.34501 |
| 0.6840 | 3.46253 | 1.35168 |
| 0.7080 | 3.49735 | 1.34274 |
| 0.7320 | 3.52327 | 1.33056 |
| 0.7560 | 3.54661 | 1.32357 |
| 0.7800 | 3.57370 | 1.31968 |
| 0.8040 | 3.60570 | 1.31443 |
| 0.8280 | 3.64101 | 1.30475 |
| 0.8520 | 3.67721 | 1.28920 |
| 0.8760 | 3.71211 | 1.26763 |
| 0.9000 | 3.74400 | 1.24031 |
| 0.9240 | 3.77142 | 1.20746 |
| 0.9480 | 3.79223 | 1.16900 |
| 0.9720 | 3.80215 | 1.12594 |
| 0.9960 | 3.79594 | 1.08554 |
| 1.0500 | 3.76995 | 1.03876 |
| 1.1100 | 3.74253 | 1.00775 |
| 1.1700 | 3.71410 | 0.99917 |
| 1.2300 | 3.69627 | 1.00907 |
| 1.2900 | 3.69495 | 1.02190 |
| 1.3500 | 3.69731 | 1.02522 |
| 1.4100 | 3.69095 | 1.02737 |
| 1.4700 | 3.67977 | 1.03821 |
| 1.5300 | 3.67103 | 1.05824 |
| 1.5900 | 3.66841 | 1.08368 |
| 1.6500 | 3.67216 | 1.11109 |
| 1.6900 | 3.67792 | 1.12931 |
Sampled data (977 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.