Optical constants of WSe2 (Tungsten diselenide)
Gu et al. 2019: 5-layer (5L) film; n,k 0.193–1.69 µm
Wavelength:
µm
(0.1930–1.6900)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Conditions & Spec sheet
n_is_absolute: true wavelength_is_vacuum: true film_thickness: 4L substrate: sapphire
Comments
5-layer, 5L
References
H. Gu, B. Song, M. Fang, Y. Hong, X. Chen, H. Jiang, W. Ren, and S. Liu, Layer-dependent dielectric and optical properties of centimeter-scale 2D WSe2: evolution from a single layer to few layers. Nanoscale 11, 22762-22771 (2019) (Numerical data kindly provided by Baokun Song)