Secondly, monodispersed quasi-octahedral PbWO_4 crystals have been fabricated via a simple PbWO_4 precipitation reaction in the mixed synthetic system of PVP and CTAB.

• 再次，我们在高分子PVP和表面活性剂CTAB的混和体系中通过简单的沉淀反应合成了单分散准八面体钨酸铅晶体。