Advanced reactor concepts span the spectrum from heat pipe–cooled microreactors,
through thermal and fast molten-salt reactors, to gas-and salt-cooled pebble bed reactors …

Griffin is a reactor physics application based on the Multiphysics Object-Oriented Simulation
Environment (MOOSE). This work discloses the methods, algorithms, and implementation for …

Rattlesnake is the MOOSE [1, 2](Multiphysics Object-Oriented Simulation Environment)
based application for simulating the physics of radiation transport. Radiation transport …

System Analysis Module (SAM) is under development at Argonne National Laboratory as a
modern system-level modeling and simulation tool for advanced non-light water reactor …

High temperature gas cooled reactors (HTGR) are a candidate for timely Gen-IV reactor
technology deployment because of high technology readiness and walk-away safety …

This chapter will cover the fundamentals of nuclear thermal propulsion systems, covering
basic principles of operation and why nuclear is a superior option to chemical rockets for …

The fast-neutron burst reactor is a chain reactor that can operate in a prompt critical state. In
order to ensure the operational safety of the fast-neutron-pulse reactor and prevent the …

The ability to identify features within finite element simulations and track them over time is
necessary for understanding and quantifying complex behaviors as disparate as turbulent …

Due to the small size of the core, strong neutron leakage, and non-uniform distribution of
core power and temperature in the **'an Pulsed Reactor (XAPR), there exists a complex …

This paper presents the solution to the neutronics equations coupled to a parallel channel
model containing a 1D heat transfer model in PWR core transient calculation. Unlike …