ZnGeP2 (e) Refractive Index

Name: ZnGeP2 (e) Refractive Index (n, k)
Creator: Acuitik
License: https://creativecommons.org/licenses/by/4.0/
Keywords: ZnGeP2 (e), refractive index, n, k, optical constants, thin film

Optical constants (n, k) of ZnGeP2 (e), covering 0.64 – 2.12 μm wavelength range.

Range 0.640 – 2.117 μm

Data Points 14

Optical Constants at Key Wavelengths

632.8 nm (He-Ne)

n = 3.5816

k = 0.0000

1550 nm (Telecom)

n = 3.2106

k = 0.0000

n, k Dispersion Curves

Data Table (Sampled)

Wavelength (μm)	n	k
0.6400	3.58157	0.00000
0.7536	3.43006	0.00000
0.8672	3.35019	0.00000
0.9808	3.30197	0.00000
1.0944	3.27029	0.00000
1.2080	3.24819	0.00000
1.3216	3.23210	0.00000
1.4352	3.21997	0.00000
1.5488	3.21057	0.00000
1.6624	3.20312	0.00000
1.7760	3.19709	0.00000
1.8896	3.19214	0.00000
2.0032	3.18800	0.00000
2.1168	3.18451	0.00000

Sampled data (14 points total). Click "Download Full CSV" for complete data.

Notes

Extrardinary ray (e); 20 °C

References

1) G. D. Boyd, E. Buehler, F. G Storz. Linear and nonlinear optical properties of ZnGeP₂ and CdSe. Appl. Phys. Lett., 18, 301-304 (1971)
2) G. C. Bhar and G. Ghosh. Temperature-dependent Sellmeier coefficients and coherence lengths for some chalcopyrite crystals. J. Opt. Soc. Am. 69, 730-733 (1979)
* Ref. 2 provides a dispersion formula based on data from Ref. 1

Related Materials (Main)

Ag Ag3AsS3 (e) Ag3AsS3 (o) AgBr AgCl AgGaS2 (e)

Need to measure ZnGeP2 (e) thin film thickness?

Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.

View Products Contact Us