Aluminium arsenide (AlAs) is a chemical compound of aluminium and arsenic. It is semiconductor material.

For a typical sample of AlAs the refractive index and extinction coefficient at 632.8 nm are 3.13131 and 0. Below are files of complete refractive index and extinction coefficients. If the file is not available for download, you can request our proprietary file by clicking "Request".

Refractive Index Reference - M. Garriga, P. Lautenschlager, M. Cardona, and K. Ploog, Solid State Commun. 61, 157 (1987) (UV data) and S. Adachi, J. Appl. Phys. 58, R1 (1985) (Vis and NIR data)

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