Substitutions in Nd_5−xTb_xMo₃O_16+δ Series: Phase Formation, Atomistic Modeling, and Crystal Structure of Nd₅Mo₃O_16+δ-Based Solid Solutions

Table 2

Substitution limits of the Nd_5−xLn_xMo₃O_16+δ series, where Ln = Ce, Dy, Tb, and ionic radii of doping elements.

	Ce^4+	Dy^3+	Tb^3+	Tb^4+
ri (Å)	0.97	1.027	1.04	0.88
Subst. limit (x)	0.33	0.54	0.52