VASP setup :

PTYPE=paw_GGA ENCUT=320.0

VASP potential specification :

Y=Y_sv

BINARY SYSTEMS:

b-fe
b-y
b-zr
fe-y
fe-zr
y-zr

TERNARY SYSTEMS:

b-fe-y
b-fe-zr
b-y-zr
fe-y-zr

D>3 SYSTEMS:

b-fe-y-zr