本文采用顶部籽晶高温溶液法,以Li4P2O7为助熔剂,生长了大尺寸BaBPO5单晶.进行了BaBPO5晶体的结构测定,结果表明该晶体属三方晶系,空间群:P3221,晶胞参数为a=b=0.71329(10)nm,c=0.70368(14)nm,α=β=90°,γ=120°, Z=3.该晶体结构中沿[001]方向存在BO4四面体链,每一个硼氧四面体用它的两个顶点分别与两个PO4四面体相连组成螺旋状的链.硼氧四面体、磷氧四面体和钡氧多面体结合在一起形成一个三维网络结构.同时,对BaBPO5的粉末倍频效应进行了研究.
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