Nuclear thermal hydraulics—for light water reactors or advanced reactors cooled by gas, metal, or salt—is all about defining safety and performance margins as things heat up.
DOE awards $17 million to answer critical questions with HALEU data
The Department of Energy awarded $17 million on August 30 for 16 experiment and analysis projects expected to yield criticality data that will assist the Nuclear Regulatory Commission in...
PR: American Nuclear Society challenges recent claims on HALEU fuel in Science magazine
ANS open letter scrutinizes hyperbolic unscientific claims about HALEU
Washington, D.C. — In an open letter to Science magazine, the American Nuclear Society (ANS), a professional nuclear science and technology society representing over 10,000 members...
Experts needed for National Academies workshop on new nuclear investments
The National Academies of Sciences, Engineering, and Medicine (NASEM) is forming an ad hoc committee to hold a two-day workshop titled “Pathways for New Nuclear Development” and is open to...
Modeling physical security can help lower costs for nuclear power plants
Today’s nuclear power plants are the nation’s largest source of carbon-free energy, but they come with high operating and maintenance costs.Competition from other sources, especially...
Argonne’s NSTF: Active testing of passive cooling
A facility at Argonne National Laboratory has been simulating nuclear reactor cooling systems under a wide range of conditions since the 1980s. Its latest task, described by Argonne in an...
Custom equipment lets ORNL scale up molten salt investigations
Transparency is one advantage of certain molten salts that could serve as both a coolant and fuel carrier in an advanced reactor. For scientists studying molten salt chemistry and behavior at...
Making AI fit for purpose: DOE-led applications in energy and nuclear research
Generative artificial intelligence paired with advanced diagnostic tools could detect potential problems in nuclear power plants and deliver a straightforward explanation to operators in real...
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The U.S. and U.K. are both investing in HALEU. How do the programs compare?
A plan to build up a high-assay low-enriched uranium fuel cycle in the United Kingdom to support the deployment of advanced reactors is still in place after the Labour party was voted to power...
Kairos’s Hermes 2 passes NRC safety review
Nuclear Regulatory Commission staff has completed its final safety evaluation for Kairos Power’s application to build its Hermes 2 molten salt–cooled reactor test facility in Oak Ridge,...
Oklo completes end-to-end demonstration of advanced fuel recycling
Oklo Inc. announced that it has completed the first end-to-end demonstration of its advanced fuel recycling process as part of an ongoing $5 million project in collaboration with Argonne and...
