ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
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!
Latest Magazine Issues
Jun 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
July 2025
Nuclear Technology
June 2025
Fusion Science and Technology
Latest News
NorthStar subsidiary wins $537M contract to demo USS Enterprise
The U.S. Department of Defense has awarded NorthStar Group Services subsidiary NorthStar Maritime Dismantlement Services a firm-fixed-price contract worth $536,749,731 for the dismantling, recycling, and disposal of the historic USS Enterprise (now also known as the ex-Enterprise), the world’s first nuclear-powered aircraft carrier. The work will be performed in Mobile, Ala., and is expected to be completed by November 2029.
Ersel A. Evans
Jeffrey D. Lewins
Elmer E. Lewis
Andy Lethco
Takashi Hibiki
Alan D. Swain
Small Local SectionsOak Ridge / Knoxville (Best Membership)Savannah River (Best Meetings & Programs)Colorado (Best Public Info and Education, Best Section Management, Best Overall)Large Local SectionsIdaho (Best Overall)
Peter Martin, Wolf Creek Nuclear Station
Jacopo Buongiorno
James J. Laidler
Intense Pulsed Neutron Source at Argonne National Laboratory Approved September
Pat Jupiter
Donald R. HoffmanJohn W. Landis
Richard G. Helmer
Massimo Salvatores
Weston M. Stacey
Corbin McNeill
Richard Rhodes
Michael J. Wright
GraduateUniversity of TennesseeWeley Williams, Ke Zhao, Baofu Lu, Andrew Szaflarski, Peter KimUndergraduateGeorgia Institute of TechnologyG.P. Kessler, L.M. Kirby, A.N. Mauer, J.J. Noble, D.M. Stopp, D.S. UlevichMassachusetts Institute of TechnologyIan J. Parrish, Paige Hopewell, Victoria Anderson, Mark Laughter, ishani TrivedaUniversity of California-BerkeleyD. Wongsawaeng, D. Cash, I. Byers, B. Tran
Michael Corradini
Dr. Mordecai RosenStefano Atzeni
Bal Raj Sehgal
McGuire Nuclear StationDuke Power CompanyWatts Bar Nuclear PlantTennessee Valley Authority
Roy A. Anderson Nuclear Management Company
Alvin Radkowsky
Daniel G. Cacuci
William R. Stratton
