A New Phase of GaN

Table 1

Calculated lattice constants for GaAlN ( supercell) alloy.

Space group	Composition	Lattice constant (Å)
		GGA			LDA
		Pnma	0	12.136	3.306	10.850	11.795	3.232	10.747
0.031	12.113		3.298	10.819	11.761	3.226	10.656
0.063	12.079		3.291	10.793	11.717	3.219	10.635
0.094	12.037		3.285	10.764	11.680	3.213	10.607
0.125	12.018		3.267	10.721	11.657	3.207	10.581
P63mc	0	3.225		5.257	3.156		5.148
	0	3.232		5.268	3.196		5.222
					3.145		5.111
	0				3.190		5.190
	Exp	3.190		5.189

This work, [23], [24], [25], [26], and [22].