Optical constants of Bi4Ti3O12 (Bismuth titanate, BTO)
Simon et al. 1997: n(b); 0.45–0.70 µm
Wavelength:
µm
(0.45–0.7)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=1.176+\frac{4.536λ^2}{λ^2-0.06182}$$Comments
Polarization parallel to b-axis. 21 °C.
References
M. Simon et al.. Refractive indices of photorefractive bismuth titanate, barium-calcium titanate, bismuth germanium oxide, and lead germanate, Phys. Stat. Sol. 159, 559-562 (1997)
Data
INFO
Bismuth titanate, Bi4Ti3O12 (BTO)
Other names
- Bismuth titanium oxide
- Bismuth titanate oxide
- Bismuth titanyl oxide