Optical properties of Indium Antimonide (InSb)

InSb - Indium Antimonide

Optical properties

Infrared refractive index 4.0
Radiative recombination coefficient 5·10-11 cm3s-1

Infrared refractive index

For 120K < T < 360K dn/dT = 1.6·10-11·n
Refractive index n versus photon energy, 300 K.
(Adachi [1989]).
Normal incidence reflectivity versus photon energy, 300 K.
(Aspnes and Studna [1983]).
Absorption coefficient near the intrinsic absorption edge, T = 2K
(Kanskaya et al. [1979]).
A ground state Rydberg energy RX1= 0.5 meV.
Absorption coefficient near the intrinsic absorption edge for different temperatures
(Dumke [1957]).
Absorption edge of pure InSb. T (K):
1. 298;
2. 5K;
(Johnson [1967]), (Gobeli and Fan [1956]).
Absorption coefficient versus photon energy, T = 300 K.
(Aspnes and Studna [1983]).
Absorption coefficient versus photon energy at different doping levels, n-InSb, T = 130 K
no (cm-3):
1. 6.6·1013;
2. 7.5·1017;
3. 2.6·1018;
4. 6·1018;
(Ukhanov [1977]).
Absorption coefficient versus photon energy at different doping levels, p-InSb, T = 5K.
po (cm-3):
1. 5.5·1017;
2. 9·1017;
3. 1.6·1018;
4. 2.6·1018;
5. 9.4·1018;
6. 2·1019;
(Gobeli and Fan [1960]).