Optical constants of GaN (Gallium nitride)
Kawashima et al. 1997: thin film; n,k 0.131–0.919 µm
Wavelength:
µm
(1.3051e-01–9.9187e-01)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Comments
Single-crystalline hexagonal GaN (α-GaN) film on (0001) sapphire substrate. Room temperature.
References
1) T. Kawashima, H. Yoshikawa, S. Adachi. Optical properties of hexagonal GaN, J. Appl. Phys. 82, 3528-3535 (1997)
2) S. Logothetidis, J. Petalas, M. Cardona, T. D. Moustakas. Optical properties and temperature dependence of the interband transitions of cubic and hexagonal GaN, Phys. Rev. B 50, 18017-18029 (1994)
* Authors of Ref. 1 provide a simplified model of the interband transitions (MDF) based on their experimental data combined with experimental data from Ref. 2.
[Calculation script (Python)]
Data
INFO
Gallium nitride, GaN
Other name
- Gallium(III) nitride