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Material (Index) Definition
Te 
Tellurium
CdTe 
Cadmium Telluride

General characteristics: II-VI compound promising in solar cell applications; also, alloyed with mercury makes an efficient infrared detector.


Crystal structure: zinc blend
Lattice constant [nm]: 0.648
Density [g/cm3]: 5.85
Atomic concentration [cm-3]:
Melting point [oC]: 1091
Thermal conduct.[W/m K]: 6.2 at 293 K
Thermal expansion coefficient [1/K]: 5.9x10-6 293 K
Dielectric constant (static):
Refractive index:
Energy gap [eV]: 1.56
Type of energy gap: direct
Drift mobility [cm2/V sec]:
Electron: 700
Hole: 65
Intrinsic carrier conc. [cm-3]:
ZnTe 
Zinc Telluride

General characteristics: in preparation

Crystal structure:
Lattice constant [nm]: 0.61
Density [g/cm3]: 5.72
Atomic concentration [cm-3]:
Melting point [oC]: 1,295
Thermal conductivity [W/cm oC]:
Thermal expansion coefficient[1/oC]:
Dielectric constant (static): 9.7
Refractive index:
Energy gap [eV]: 2.28
Type of energy gap:
Drift mobility [cm2/V-sec]:
Electron: 350
Hole: 100
Intrinsic carrier conc. [cm-3]:

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