Oak Ridge National Laboratory and General Atomics Partner to Revolutionize Advanced Manufacturing for High Radiation Energy Environments

A new partnership between ORNL and General Atomics aims to advance the 3D printing of silicon carbide for use in nuclear energy and aerospace applications.

By: AXL Media

Published: Mar 31, 2026, 5:23 AM EDT

Source: Information for this report was sourced from DOE/Oak Ridge National Laboratory

Strategic Alliance for Extreme Environment Material Production

The landscape of American energy and defense manufacturing is set for a significant shift as Oak Ridge National Laboratory (ORNL) and General Atomics Electromagnetic Systems begin a formal collaboration. This partnership is designed to bridge the gap between experimental material science and the rigorous demands of real world industrial applications. By combining the research depth of a national laboratory with the commercial manufacturing expertise of a major defense contractor, the initiative seeks to solve long standing production bottlenecks. According to Corson Cramer, an R&D staff scientist at ORNL, the agreement represents a critical first step in moving specialized manufacturing technologies out of the laboratory and into the global market.

Overcoming the Fabrication Hurdles of Silicon Carbide

At the center of this research effort is silicon carbide, a ceramic material prized for its lightweight profile and its extraordinary ability to maintain structural integrity under intense radiation and thermal stress. While the material is ideal for the next generation of nuclear reactors and aerospace vehicles, it is notoriously difficult to manufacture at a commercial scale without introducing structural flaws. The new framework allows both organizations to pool their technical resources to refine how these ceramics are formed and cured. This focus on process innovation is essential for expanding the use of silicon carbide in sensitive applications such as nuclear fuel cladding, where material failure is not an option.

Integrating Digital Threads Into the Manufacturing Process

A key component of the collaboration involves the implementation of a "digital thread," a sophisticated data architecture that links every stage of the manufacturing lifecycle. This digital approach allows engineers to monitor the production of composite materials in real time, capturing granular data that can predict and prevent defects before they occur. By creating a continuous feedback loop between the design and fabrication stages, ORNL and General Atomics aim to significantly reduce material waste and improve the reliability of complex parts. This digital transformation is expected to make the production of high performance ceramics both faster and more cost effective than traditional artisanal methods.