1. Advanced Reactor Physics Methods for Heterogeneous Reactor Cores Open Access Author: Thompson, Steven Andrew Title: Advanced Reactor Physics Methods for Heterogeneous Reactor Cores Graduate Program: Nuclear Engineering Keywords: nodal expansion methodSP3semi-analytical nodal expansion methodtransverse leakage File: Download Thesis_Thompson_Steven.pdf Committee Members: Kostadin Nikolov Ivanov, Dissertation Advisor/Co-AdvisorMaria Nikolova Avramova, Committee Chair/Co-ChairIgor Jovanovic, Committee MemberLudmil Tomov Zikatanov, Special Member