AB_oI4_44_a_b & a,b/a,c/a,z1,z2 --params=4.92,0.973577235772,0.535569105691,0.0,0.425 & Imm2 C_{2v}^{20} #44 (ab) & oI4 & & GaAs & III, 28.1 GPa & S. Weir et al., PRB 39, 1280-1285 (1989) 1.0000000000000000 -2.46000000000000 2.39500000000000 1.31750000000000 2.46000000000000 -2.39500000000000 1.31750000000000 2.46000000000000 2.39500000000000 -1.31750000000000 As Ga 1 1 Direct 0.00000000000000 0.00000000000000 0.00000000000000 As (2a) 0.92500000000000 0.42500000000000 0.50000000000000 Ga (2b)