Values of hopping lengths (L_A and L_B), ionic radii, the tetrahedral and octahedral bond lengths (d_AE) and (d_BE), tetrahedral edge (d_AL), shared and unshared octahedral edge (d_BL) and (d_BEU), inter-atomic bond lengths and angles for Ni_0.6Zn_0.4Al_0.5Fe_1.5−xNd_xO₄ (x = 0.0, 0.05, 0.075 and 0.1) nanoparticle samples.

Parameter	x = 0.0	x = 0.05	x = 0.075	x = 0.1
L A (Å)	3.614	3.616	3.615	3.617
L B (Å)	2.951	2.952	2.952	2.953
r A (Å)	0.6492	0.6492	0.6492	0.6492
r B (Å)	0.6429	0.6525	0.6568	0.7152
U (Å)	0.3875	0.3874	0.3873	0.3872
d AE (Å)	3.247	3.237	3.236	3.236
d BE (Å)	2.639	2.653	2.656	2.660
d AL (Å)	1.998	1.982	1.982	1.981
d BL (Å)	1.979	1.984	1.986	1.988
d BEU (Å)	2.951	2.952	2.953	2.955
p (Å)	1.973	1.979	1.981	1.983
q (Å)	1.988	1.982	1.982	1.981
r (Å)	3.807	3.796	3.795	3.794
s (Å)	3.666	3.667	3.668	3.669
b (Å)	2.943	2.945	2.946	2.948
c (Å)	3.451	3.453	3.455	3457
d (Å)	3.604	3.607	3.609	3.610
e (Å)	5.407	5.411	5.413	5.416
f (Å)	5.098	5.101	5.104	5.106
θ 1 (°)	121.16	121.32	121.34	121.40
θ 2 (°)	136.18	136.71	136.85	137.00
θ 3 (°)	127.72	127.39	127.28	127.23
θ 4 (°)	126.68	126.61	126.63	126.60
θ 5 (°)	68.87	69.26	69.34	69.40