1. PHASE-FIELD SIMULATIONS OF CONTROLLING AND DESIGNING FERROELECTRIC TOPOLOGICAL STRUCTURES AND HIDDEN PHASES IN SUPERLATTICE SYSTEMS Restricted (Penn State Only) Author: Dai, Cheng Title: PHASE-FIELD SIMULATIONS OF CONTROLLING AND DESIGNING FERROELECTRIC TOPOLOGICAL STRUCTURES AND HIDDEN PHASES IN SUPERLATTICE SYSTEMS Graduate Program: Materials Science and Engineering Keywords: Topological phaseHidden phaseSuperlatticeDesign strategyControl File: Login to Download Committee Members: Venkatraman Gopalan, Major Field MemberSulin Zhang, Outside Unit & Field MemberIsmaila Dabo, Major Field MemberLong-Qing Chen, Chair & Dissertation AdvisorJohn Mauro, Program Head/Chair