Tarek H Ghaddar Associate R&D Staff Member, Power Reactor Modeling Group Contact ghaddarth@ornl.gov All Publications Modeling Enhancements and Benchmarking of Pebble Bed Reactors in the Shift Monte Carlo Code Optimal Chloride Salt Mixture for a Fusion Blanket Modeling Enhancements and Demonstration of Shift Capabilities for PBR and MSR Heavy-Water Reactor Progression Problems: NRX Neutronics Benchmark Modeling, Performance Assessment, and Nodal Data Analysis of TRISO-Fueled Systems with Shift VERA Enhancements for Cross Section Shielding and Geometry Capabilities Methods and Usability Enhancements in Shift for Non-LWR Applications... HEXAGONAL GEOMETRIES IN MPACT Organizations Fusion and Fission Energy and Science Directorate Nuclear Energy and Fuel Cycle Division Nuclear Modeling and Simulation Development and Deployment Section Power Reactor Modeling Group SCALE