Gallium antimonide

Gallium antimonide
Names
	IUPAC name Gallium(III) antimonide
	Other names Gallium antimonide
Identifiers
CAS Number	12064-03-8 ;
3D model (JSmol)	Interactive image; Interactive image;
ChemSpider	3436915 ;
ECHA InfoCard	100.031.859
PubChem CID	4227894;
CompTox Dashboard (EPA)	DTXSID70884536 ;
	InChI InChI=1S/Ga.Sb Key: VTGARNNDLOTBET-UHFFFAOYSA-N ; InChI=1/Ga.Sb/rGaSb/c1-2 Key: VTGARNNDLOTBET-KXXLTECTAC;
	SMILES [Ga]#[Sb]; [Ga+3].[Sb-3];
Properties
Chemical formula	GaSb
Molar mass	191.483 g/mol
Density	5.614 g/cm3
Melting point	712 °C (1,314 °F; 985 K)
Solubility in water	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
Crystal structure	Sphalerite, cF8
Space group	F-43m, No. 216
Hazards
NFPA 704 (fire diamond)	1 0 0
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). verify (what is ?) Infobox references

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.