Dhanesh, T; Abhilash, P; Sebastian, M T
(Elsevier, 2013)
The isovalent substitutions of Sr2+, Pr3+, (GeO4)4− and (VO4)3− in the respective cationic and anionic sites of Ca4La6(SiO4)4(PO4)2O2 have been accomplished. The substitution of Sr2+ for Ca2+ decreases εr and Qu × f but ...