GaAs – Gallium arsenide – Group III-V

Crystal Structure

a1	4.04 Å
a2	4.04 Å
Buckling Δ	0.61 Å
d1	2.41 Å

Bandstructure

	PBE	HSE
Valence Band Maximum	-5.27 eV	-5.64 eV
Conduction Band Minimum	-4.25 eV	-3.76 eV
Band Gap	1.02 eV	1.88 eV