Refractive Index of HfO2, Hafnium Oxide

Hafnium(IV) oxide is the inorganic compound with the formula HfO2. It is an electrical insulator with a band gap of approximately 6 eV.

For a typical sample of HfO2 the refractive index and extinction coefficient at 632.8 nm are 1.910 and 0.000. 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".

  • Tab-delimited data file for unrestricted use
Wavelength (nm)

Refractive Index Reference - Sopra Material Database

Wikipedia: Hafnium oxide
Sopra Material Library

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