Neutron Reflection (NuRef) project supported through the Nuclear Engineering Design Collaborative (NEDC) club based out of the University of California, Berkeley. Replicates the geometry and physics for the High Flux Neutron Generator (HNFG) accelerator through the Geant4 toolkit for use as a diagnostic tool.
Code modified from the B1 example source and header files available through https://github.com/Geant4/geant4/tree/master/examples/basic/B1