Nuclear Systems & Design Analysis

ES3 supports commercial nuclear power, advanced reactor development, fuel cycle technologies, defense applications, research institutions, and regulatory programs with high-fidelity computational analysis and custom nuclear data solutions.

ES3-Model-5.0

Radiation Transport Analysis

High-fidelity neutron and photon transport simulations for reactor systems, shielding evaluations, source term assessments, detector response calculations, and activation studies.

Shielding Design & Optimization

Design and evaluation of biological shields, transport casks, reactor structures, hot cells, and radiation protection systems to meet dose and regulatory requirements.

Criticality Safety Analysis

Evaluation of normal and accident conditions using deterministic and Monte Carlo methods to support licensing, operations, fuel handling, storage, and transportation.

Burnup & Fuel Cycle Analysis

Fuel depletion calculations, isotopic inventory prediction, decay heat estimation, source term generation, and fuel cycle performance studies.

Fuel Materials Modeling

Analysis of fuel composition, irradiation effects, isotopic evolution, activation products, and material performance throughout reactor operation.

Custom Cross-Section Generation

Development and processing of application-specific neutron and photon cross sections tailored to reactor physics, shielding, activation, and transport analyses.

Advancing Aerospace Technologies for More Than 25 Years