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.
Explore membership for yourself or for your organization.
Conference Spotlight
2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
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
Sep 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
October 2025
Nuclear Technology
September 2025
Fusion Science and Technology
Latest News
PR: American Nuclear Society welcomes Senate confirmation of Ted Garrish as the DOE’s nuclear energy secretary
Washington, D.C. — The American Nuclear Society (ANS) applauds the U.S. Senate's confirmation of Theodore “Ted” Garrish as Assistant Secretary for Nuclear Energy at the U.S. Department of Energy (DOE).
“On behalf of over 11,000 professionals in the fields of nuclear science and technology, the American Nuclear Society congratulates Mr. Garrish on being confirmed by the Senate to once again lead the DOE Office of Nuclear Energy,” said ANS President H.M. "Hash" Hashemian.
Technical Session|Sponsored by RPD|Cosponsored by THD
Wednesday, November 18, 2020|4:50–6:30PM EST
Session Chair:
Alisha Kasam-Griffith (ANL)
Alternate Chair:
Pavel V. Tsvetkov
Session Organizer:
Florent Heidet
Staff Producer:
Jay Bogardus (American Nuclear Society)
To access the session recording, you must be logged in and registered for the meeting.
Register NowLog In
To access paper attachments, you must be logged in and registered for the meeting.
Investigation of Fuel Assembly Homogenization Effect and Improvement for VTR
Tingzhou Fei (Argonne National Laboratory), Florent Heidet (Argonne National Laboratory), Zhiwen Xu (TerraPower), Zhaopeng Zhong (Argonne National Laboratory)
Paper
CFD Analysis of the Effect of Edge Fillets on Pressure Drop for a Pipe-to-Annulus Geometry
Florent Heidet (Argonne National Laboratory), Su-Jong Yoon (Idaho National Laboratory), Dillon R. Shaver (Argonne National Laboratory)
OpenMC-Based Generation of Multigroup Cross-Sections for Analysis of the Versatile Test Reactor
Florent Heidet (Argonne National Laboratory), Adam G. Nelson (Argonne National Laboratory), Alisha A. Kasam-Griffith (Argonne National Laboratory)
Design and Demonstration of a Rabbit Experiment System for the Versatile Test Reactor
Abdullah Weiss (Texas A&M University), Jason Hearne (Texas A&M University), David W. Wootan (Pacific Northwest National Laboratory), Pavel V. Tsvetkov (Texas A&M University), Delia Perez-Nunez (Texas A&M University), Luis H. Ortega (Texas A&M University), Karen V. Kirkland (Texas A&M University), Mark L. Kimber (Texas A&M University), Sean M. McDeavitt (Texas A&M University)
To join the conversation, you must be logged in and registered for the meeting.
