The studies of PZN-Pb(Zn_(1,3)Nb_(2,3))O_3and PMN-Pb(Mg_(1,3)Nb_(2,3))O_3 verify that the formation of nonstoichiometry ordered domains will facillitate the formation of pyrochlore phase.

• 本文以Pb(Zn_(1/3)Nb_(2/3))O_3(PZN)及Pb(Mg_(1/3)Nb(2/3))O_2(PMN)为例证实了非化学配比有序畴的形成会促进焦绿石相的生成,二者存在着密切关系。