3D model (JSmol)
|Molar mass||148.742 g/mol|
|Melting point||1,060 °C (1,940 °F; 1,330 K)|
|Boiling point||2,467 °C (4,473 °F; 2,740 K)|
|Band gap||1.58 eV|
Refractive index (nD)
|65 J/mol K|
Std enthalpy of
|Safety data sheet||MSDS|
|317 °C (603 °F; 590 K)|
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Aluminium antimonide (AlSb) is a semiconductor of the group III-V family containing aluminium and antimony. The lattice constant is 0.61 nm. The indirect bandgap is approximately 1.6 eV at 300 K, whereas the direct band gap is 2.22 eV.
Its electron mobility is 200 cm²·V−1·s−1 and hole mobility 400 cm²·V−1·s−1 at 300 K. Its refractive index is 3.3 at a wavelength of 2 µm, and its dielectric constant is 10.9 at microwave frequencies.
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