AB_tI4_119_c_a & a,c/a --params=5.4790101504,0.558496075934 & I-4m2 D_{2d}^{9} #119 (ac) & tI4 & None & GaSb & & T. R. R. McDonald and R. Sard and E. Gregory, J. Appl. Phys. 36, 1498-1499 (1965) 1.00000000000000 -2.73950507520000 2.73950507520000 1.53000283450000 2.73950507520000 -2.73950507520000 1.53000283450000 2.73950507520000 2.73950507520000 -1.53000283450000 Ga Sb 1 1 Direct 0.75000000000000 0.25000000000000 0.50000000000000 Ga (2c) 0.00000000000000 0.00000000000000 0.00000000000000 Sb (2a)