Refractive index of Franckeite

Optical constants of Franckeite
Gant et al. 2017: n,k 0.444–0.778 µm

Wavelength: µm

(0.4439741–0.7776007)

Complex refractive index (n+ik)[ i ]

Derived optical constants

Conditions & Spec sheet

n_is_absolute: true
wavelength_is_vacuum: true
substrate: SiO2/Si

Comments

Optical constants derived from reflectance spectra of 25-170 nm franckeite films on SiO₂/Si substrate.

References

P. Gant, F. Ghasemi, D. Maeso, C. Munuera, E. López-Elvira, R. Frisenda, D. Pérez De Lara, G. Rubio-Bollinger, M. Garcia-Hernandez, A. Castellanos-Gomez4. Optical contrast and refractive index of natural van der Waals heterostructure nanosheets of franckeite, Beilstein J. Nanotechnol. 8, 2357-2362 (2017) (Numerical data kindly provided by Andres Castellanos-Gomez)

Data

[CSV - comma separated] [TXT - tab separated] [Full database record]

Optical transmission calculator

Wavelength: µm
Thickness:
Calculation method:

Transmittance[ i ]

T =

LogX LogY eV

Reflection calculator

Wavelength: µm
Angle of incidence (0~90°):
Direction: in out

Reflectance[ i ]

P-polarized

R_P =

S-polarized

R_S =

Non-polarized (Rp+Rs)/2

R =

R_P R_S R LogY

Reflection phase[ i ]

ɸ_P = °
ɸ_S = °

Brewster's angle[ i ]

θ_B = °

Critical angle[ i ] [ i ]

θ_C = °

INFO

Franckeite

Chemical formula

Pb₅Sn₃Sb₂S₁₄

RefractiveIndex.INFO

Optical constants of Franckeite
Gant et al. 2017: n,k 0.444–0.778 µm

Complex refractive index (n+ik)[ i ]

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Conditions & Spec sheet

Comments

References

Data

Optical transmission calculator

Transmittance[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Franckeite

Chemical formula

External links

Optical constants of FranckeiteGant et al. 2017: n,k 0.444–0.778 µm

Complex refractive index (n+ik)[ i ]

Refractive index[ i ]

Extinction coefficient[ i ]

Derived optical constants

Relative permittivity (dielectric constants)[ i ] [ i ]

Absorption coefficient[ i ] [ i ]

Abbe number[ i ]

Chromatic dispersion[ i ]

Group index[ i ] [ i ]

Group velocity dispersion[ i ] [ i ] [ i ]

Conditions & Spec sheet

Comments

References

Data

Optical transmission calculator

Transmittance[ i ]

Reflection calculator

Reflectance[ i ]

P-polarized

S-polarized

Non-polarized (Rp+Rs)/2

Reflection phase[ i ]

Brewster's angle[ i ]

Critical angle[ i ] [ i ]

INFO

Franckeite

Chemical formula

External links

Optical constants of Franckeite
Gant et al. 2017: n,k 0.444–0.778 µm