## Optical constants of Ta (Tantalum)

Werner et al. 2009: DFT calculations; n,k 0.0176–2.48 µm

Wavelength:
µm

(0.017586–2.479684)

### Complex refractive index (*n+ik)*

n
k
LogX
LogY
eV

### Derived optical constants

### Conditions & Spec sheet

n_is_absolute: true wavelength_is_vacuum: true

### Comments

Theoretical density function theory (DFT) calculations.

### References

W. S. M. Werner, K. Glantschnig, C. Ambrosch-Draxl. Optical constants and inelastic electron-scattering data for 17 elemental metals, *J. Phys Chem Ref. Data* **38**, 1013-1092 (2009)