Back إثميد الغاليوم Arabic قالیوم آنتیومونید AZB Antimonur de gal·li(III) Catalan Galliumantimonid German Antimoniuro de galio Spanish گالیم آنتیمونید FA Galliumantimonidi Finnish Antimoniure de gallium French גליום אנטימוניד HE Antimoniuro di gallio Italian
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| Names | |
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| IUPAC name
Gallium(III) antimonide
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| Other names
Gallium antimonide
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| 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)
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3.8 |
| Structure | |
| Sphalerite, cF8 | |
| F-43m, No. 216 | |
| Hazards | |
| NFPA 704 (fire diamond) | |
| Flash point | Non-flammable |
| Related compounds | |
Other anions
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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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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]
- ^ a b Vurgaftman, I., Meyer, J. R., Ram-Mohan, L. R. (2001). "Band parameters for III–V compound semiconductors and their alloys". Journal of Applied Physics. 89 (11): 5815–5875. Bibcode:2001JAP....89.5815V. doi:10.1063/1.1368156.
- ^ Dutta, P. S., Bhat, H. L., Kumar, V. (1997). "The physics and technology of gallium antimonide: An emerging optoelectronic material". Journal of Applied Physics. 81 (9): 5821–5870. Bibcode:1997JAP....81.5821D. doi:10.1063/1.365356.
- ^ Madelung, O., Rössler, U., Schulz, M., eds. (2002). "Gallium antimonide (GaSb), direct energy gap". Group IV Elements, IV-IV and III-V Compounds. Part b - Electronic, Transport, Optical and Other Properties. Landolt-Börnstein - Group III Condensed Matter. Vol. b. Springer-Verlag. pp. 1–5. doi:10.1007/10832182_229. ISBN 978-3-540-42876-3.