About ANS
- ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
About Nuclear
- Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Communities
- Division Spotlight
  Isotopes & Radiation
  Members are devoted to applying nuclear science and engineering technologies involving isotopes, radiation applications, and associated equipment in scientific research, development, and industrial processes. Their interests lie primarily in education, industrial uses, biology, medicine, and health physics. Division committees include Analytical Applications of Isotopes and Radiation, Biology and Medicine, Radiation Applications, Radiation Sources and Detection, and Thermal Power Sources.
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- Meeting Spotlight
  2025 ANS Annual Conference
  June 15–18, 2025
  Chicago, IL|Chicago Marriott Downtown
Standards
- Standards Program
  The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Publications
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  May 2025
  Jan 2025
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  Nuclear Science and Engineering
  July 2025
  Nuclear Technology
  June 2025
  Fusion Science and Technology
  May 2025
- Latest News
  BREAKING NEWS: Trump issues executive orders to overhaul nuclear industry
  The Trump administration issued four executive orders today aimed at boosting domestic nuclear deployment ahead of significant growth in projected energy demand in the coming decades.
  During a live signing in the Oval Office, President Donald Trump called nuclear “a hot industry,” adding, “It’s a brilliant industry. [But] you’ve got to do it right. It’s become very safe and environmental.”
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Characterization of Spent PWR Fuel for Decay Heat, Neutron and Gamma-Ray Emission: Code Comparison

Gašper Žerovnik (EC-JRC Geel), Klemen Ambroži?, Dušan ?ali? (Jožef Stefan Institute), Luca Fiorito, Kevin Govers, Augusto Hernandez Solis (Belgian Nuclear Research Centre (SCK•CEN)), Bor Kos, Marjan Kromar (Jožef Stefan Institute), Peter Schillebeeckx (EC-JRC Geel), Alexey Stankovskiy (Belgian Nuclear Research Centre (SCK•CEN))

Proceedings | M&C 2019 | Portland, OR, August 25-29, 2019 | Pages 2736-2745