Table 1.

Calculated structural parameters of bond length, distortion index, and bond angle between metal and oxygen in Zr octahedral site at Li = 7.0 composition

Phase	Tetragonal (Zr)	Cubic (Zr)	Tetragonal (Zr–Hf–Sn–Sc–Ta)	Cubic (Zr–Hf–Sn–Sc–Ta)
Bond length (Å)	2.1205	2.1289	2.0992	2.0997
Average Distortion index	0.00254	0.00918	0.00337	0.00769
Average Bond angle variance (deg.2)	15.2785	21.6939	14.3168	16.8122