Table 1: Rietveld refinement results of XRD patterns of samples after ball milling for different time.

SystemBall milling time/hourSpace groupLattice parameters of major constituent phase (ZrCo phase)/ÅCell volume of major constituent phase (ZrCo phase)/Å3

ZrCo [13]0Pm-3m3.195732.64
0Pm-3m3.163831.67
23.158731.55
43.157431.48
63.155531.42
83.153431.35