Abstract: | Single crystals of Bi2(Bi1.56K0.44)O3] K0.88(PO4)2 (I), Bi10 (Bi0.5Cd0.5)8O16] (Bi0.6Cd0.8)2(PO4)8 (II), and Bi18Zn10O21] Zn5(PO4)14 (III) are prepared by melting K2CO3 (or CdO or ZnO), Bi2O3, and (NH4)2HPO4 in a 1:1:2 molar ratio (open Au tube, 900—950 °C, 10 h). |