Gallium antimonide
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Gallium antimonide (GaSb) is a semiconducting compound of gallium and antimony of the III-V family. It has a room temperature lattice constant of about 0.610 nm.[1] It has a room temperature direct bandgap of approximately 0.73 eV.[1][2][3]
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Gallium(III) antimonide | |
Other names
Gallium antimonide | |
Identifiers | |
3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.031.859 |
PubChem CID |
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CompTox Dashboard (EPA) |
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Properties | |
GaSb | |
Molar mass | 191.483 g/mol |
Density | 5.614 g/cm3 |
Melting point | 712 °C (1,314 °F; 985 K) |
insoluble | |
Band gap | 0.726 eV (300 K) |
Electron mobility | 3000 cm2/(V*s) (300 K) |
Thermal conductivity | 0.32 W/(cm*K) (300 K) |
Refractive index (nD) |
3.8 |
Structure | |
Sphalerite, cF8 | |
F-43m, No. 216 | |
Hazards | |
NFPA 704 (fire diamond) | |
Flash point | Non-flammable |
Related compounds | |
Other anions |
Gallium nitride Gallium phosphide Gallium arsenide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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