1. UPDATED SUBLATTICE MODELS OF TOPOLOGICALLY CLOSE PACKED PHASES WITH A REVISED PHASE DESCRIPTION OF σ PHASE Open Access Author: Feurer, Matthew Title: UPDATED SUBLATTICE MODELS OF TOPOLOGICALLY CLOSE PACKED PHASES WITH A REVISED PHASE DESCRIPTION OF σ PHASE Graduate Program: Materials Science and Engineering Keywords: CALPHADFirst PrinciplesTopologically close packed phasesTCP phasesSigma phase File: Download Thesis-v9.pdf Committee Members: Zi-Kui Liu, Thesis Advisor/Co-AdvisorIsmaila Dabo, Committee MemberAllison Michelle Beese, Thesis Advisor/Co-AdvisorSusan B Sinnott, Program Head/Chair