ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
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Division Spotlight
Reactor Physics
The division's objectives are to promote the advancement of knowledge and understanding of the fundamental physical phenomena characterizing nuclear reactors and other nuclear systems. The division encourages research and disseminates information through meetings and publications. Areas of technical interest include nuclear data, particle interactions and transport, reactor and nuclear systems analysis, methods, design, validation and operating experience and standards. The Wigner Award heads the awards program.
Meeting Spotlight
2025 ANS Annual Conference
June 15–18, 2025
Chicago, IL|Chicago Marriott Downtown
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!
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July 2025
Nuclear Technology
June 2025
Fusion Science and Technology
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.”
July 22–26, 2012
Enabling the Future of Nuclear Energy
San Diego, CA|Westin San Diego
Preregistration is closed; please register onsite. This conference is being organized in cooperation with the International Atomic Energy Agency. The NPIC & HMIT 2012 International Topical Meeting will be held at the Westin San Diego, located at 400 West Broadway, San Diego, California, 92101. The special room rate for the meeting is $199.00 per night (single/double). To take advantage of this reduced rate, reservations must be made by June 30, 2012 - 5:00 PM (PST). Reservations can be made on their website at: http://www.starwoodmeeting.com/StarGroupsWeb/res?id=1201261494&key=2230A To register by phone for a guest room: 888-627-9033. Attendees must identify themselves as part of the American Nuclear Society to receive the Group rate. There is also a Government Rate offered for meeting attendees. Reservations can be made on their website at: http://www.starwoodmeeting.com/StarGroupsWeb/res?id=1201261494&key=D16E2
General Co-Chairs:
Julius J. Persensky (Idaho National Laboratory)
Bruce P. Hallbert (Idaho National Laboratory)
Technical Program Co-Chairs:
Sacit M. Cetiner (Oak Ridge National Laboratory)
Ronald Boring (Idaho National Laboratory)
Julie I. Reed (Westinghouse)
David Desaulniers (U.S. Nuclear Regulatory Commission)