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Elmet Technologies

Copper Arsenic Sulfide, Cu3AsS4 (Enargite)
Categories: Ceramic; Sulfide/Chalcogenide; Other Engineering Material; Semiconductor

Material Notes: Tetrahedral coordination in wurtzite superstructure. Luzonite is the zincblende-related mineral form of Cu3AsS4.

Key Words: Chalcogenide; Semiconductor
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Physical PropertiesMetricEnglishComments
Density 4.37 g/cc0.158 lb/in³
a Lattice Constant 6.43 Å6.43 Å
c Lattice Constant 6.14 Å6.14 Å
 
Electrical PropertiesMetricEnglishComments
Magnetic Susceptibility -0.0000158-0.0000158Atomic (cgs)
Band Gap 1.24 eV1.24 eV
 
Thermal PropertiesMetricEnglishComments
CTE, linear 3.20 µm/m-°C
@Temperature 20.0 °C
1.78 µin/in-°F
@Temperature 68.0 °F
Thermal Conductivity 3.00 W/m-K20.8 BTU-in/hr-ft²-°F
Heat of Formation 269.6 kJ/mol269.6 kJ/mol

References for this datasheet.

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DSEM50 / 2965

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