Half-Metallic Ferromagnetism in Chalcopyrite (AlGaMn)P₂ Alloys

Table 1

Equilibrium lattice constants (Å) and band gap (eV) for AlP, GaP, and AlGaP₂.

	GaP	Systems; AlGaP2	AlP
Lattice const.	5.721	5.684	5.648
Band gap	0.276	1.237	1.679