1. Landau Theory and Phase-field Simulations on the Phase Transitions and Domain Structures in Multiferroic Bismuth Ferrite and Hexagonal Manganites Open Access Author: Xue, Fei Title: Landau Theory and Phase-field Simulations on the Phase Transitions and Domain Structures in Multiferroic Bismuth Ferrite and Hexagonal Manganites Graduate Program: Materials Science and Engineering Keywords: Landau TheoryPhase-field SimulationPhase TransitionsDomain StructuresBismuth FerriteHexagonal Manganites File: Download PhD_Dissertation_Fei_Xue__final_.pdf Committee Members: Long Qing Chen, Dissertation Advisor/Co-AdvisorQiang Du, Committee MemberClive A Randall, Committee MemberVenkatraman Gopalan, Committee Member