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Ensinger PEI

Indium Arsenide, InAs
Categories: Ceramic; Phosphide/Pnictide; Other Engineering Material; Semiconductor

Key Words: Pnictide; Semiconductor; Arsenic
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Physical PropertiesMetricEnglishComments
Density 5.66 g/cc0.204 lb/in³
a Lattice Constant 6.05838 Å6.05838 Å
Molecular Weight 189.74 g/mol189.74 g/mol
Volume Compressibility, 10^-10 m²/N 0.5490.549
 
Mechanical PropertiesMetricEnglishComments
Knoop Microhardness 33003300N/mm²
 
Electrical PropertiesMetricEnglishComments
Magnetic Susceptibility -0.0000277-0.0000277Atomic (cgs)
Dielectric Constant 14.614.6
Band Gap 0.36 eV0.36 eV
Electron Mobility, cm²/V-s 3300033000
Hole Mobility, cm²/V-s 460460
 
Thermal PropertiesMetricEnglishComments
CTE, linear 4.70 µm/m-°C
@Temperature 20.0 °C
2.61 µin/in-°F
@Temperature 68.0 °F
Specific Heat Capacity 0.268 J/g-°C0.0641 BTU/lb-°F
Thermal Conductivity 29.0 W/m-K201 BTU-in/hr-ft²-°F
Melting Point 942 °C1730 °F
Heat of Formation 477 kJ/mol477 kJ/mol
Debye Temperature -24.0 °C-11.2 °F
 
Optical PropertiesMetricEnglishComments
Refractive Index 3.503.50
 
Descriptive Properties
CAS Number1303-11-3
ColorGray
Crystal StructureCubicSphalerite Structure - Space Group F(-4)3m

References for this datasheet.

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