Effect of RE³⁺ on Structural Evolution of Rare-Earth Carbonates Synthesized by Facile Hydrothermal Treatment

Table 1

Synthesized samples and synthesis conditions.

Sample	Used rare earths	Duration (h)	R ratio (−)
C0	Ce^3+	0	2.5
C1	Ce^3+	1	2.5
C2	Ce^3+	2	2.5
C4	Ce^3+	4	2.5
C8	Ce^3+	8	2.5
C16	Ce^3+	16	2.5
C48	Ce^3+	48	2.5
C168	Ce^3+	168	2.5
N16	Nd^3+	16	2.5
S16	Sm^3+	16	2.5
G16	Gd^3+	16	2.5
D16	Dy^3+	16	2.5
H16	Ho^3+	16	2.5
E16	Er^3+	16	2.5
Y16	Yb^3+	16	2.5
SC16	0.2Sm^3+–0.8Ce^3+	16	2.5
C4-R10	Ce^3+	4	10
SC4-R10	0.2Sm^3+–0.8Ce^3+	4	10