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Research & Applications

Mapping the scattered family tree of fission neutrons

July 20, 2021, 9:30AMNuclear News

Nicholas Thompson of LANL helps set up the neutron clustering measurements at the Walthousen Reactor Critical Facility at Rensselaer Polytechnic Institute in Schenectady, NY. (Photo: LANL)

A statistically predicted tendency for neutrons produced inside fission reactors to form in clusters can cause asymmetrical energy production that is counterbalanced, at least in part, by the spontaneous fission of radioactive material in the reactor.

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Atomic museum benefits from L&A donation

December 9, 2025, 3:00PMANS Nuclear Cafe

Longenecker & Associates has announced a $500,000 pledge from John and Bonnie Longenecker to the National Atomic Testing Museum in Las Vegas, Nev. The contribution will strengthen the...

Deep Fission to break ground this week

December 8, 2025, 6:58AMNuclear News

With about seven months left in the race to bring DOE-authorized test reactors on line by July 4, 2026, via the Reactor Pilot Program, Deep Fission has announced that it will break ground on...

Project delivers a universal waste canister for advanced reactors

December 4, 2025, 3:45PMRadwaste Solutions

Nuclear waste disposal technology company Deep Isolation Nuclear has announced the completion of a three-year project to manufacture, physically test, and validate a disposal-ready universal...

Project Pele progress: BWXT delivers fuel to INL

December 4, 2025, 12:00PMNuclear News

This week, BWX Technologies, alongside Idaho National Laboratory and the Department of Defense’s Strategic Capabilities Office, announced the arrival of a full core of TRISO fuel at INL’s...

The DOE reorganization’s impact on nuclear

November 26, 2025, 7:00AMNuclear News

In a recent press release, the Department of Energy announced an organizational realignment aimed at “expanding American energy production, accelerating scientific and technological...

ANS hosts webinar on uranium mill tailing facilities

December 1, 2025, 7:02AMANS News

The American Nuclear Society’s Risk-informed, Performance-based Principles and Policy Committee (RP3C) has held another presentation in its monthly Community of Practice (CoP) series. Former...

White House to consolidate data and research under AI-driven Genesis Mission

November 26, 2025, 9:49AMNuclear News

One of the executive orders issued by President Trump in November —“Launching the Genesis Mission”—focuses on a national effort to accelerate the use of AI in scientific research. The...

My story: Abraham Weitzberg, ANS member since 1962

November 25, 2025, 9:31AMANS NewsAbraham Weitzberg

My first exposure to nuclear engineering was in 1956–57 when I was a fourth-year chemical engineering undergraduate at MIT. The previous summer, I worked at an oil refinery in New Jersey...

Valar achieves cold criticality at LANL

November 18, 2025, 3:02PMNuclear News

Valar Atomics has announced that its Nova Core achieved zero-power criticality on November 17 at Los Alamos National Laboratory’s National Criticality Experiments Research Center (NCERC) at...

Construction begins on X-energy’s Oak Ridge advanced fuel facility

November 18, 2025, 12:07PMNuclear News

Small modular reactor developer X-energy and its subsidiary TRISO-X announced yesterday the start of aboveground construction for its TX-1 advanced nuclear fuel fabrication facility in Oak...

Mapping the scattered family tree of fission neutrons

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