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Conference Spotlight
2025 ANS Winter Conference & Expo
November 8–12, 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!
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Nuclear Science and Engineering
December 2025
Nuclear Technology
November 2025
Fusion Science and Technology
Latest News
DNFSB’s Summers ends board tenure, extending agency’s loss of quorum
Lee
Summers
The Defense Nuclear Facilities Safety Board, the independent agency responsible for ensuring that Department of Energy facilities are protective of public health and safety, announced that the board’s acting chairman, Thomas Summers, has concluded his service with the agency, having completed his second term as a board member on October 18.
Summers’ departure leaves Patricia Lee, who joined the DNFSB after being confirmed by the Senate in July 2024, as the board’s only remaining member and acting chair. Lee’s DNFSB board term ends in October 2027.
Technical Session
Thursday, May 19, 2022|1:30–3:15PM EDT|Fountainview
Session Chair:
Matias Zilly (Framatome )
Alternate Chair:
Jaakko Leppänen (VTT Technical Research Centre of Finland)
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Load Follow Simulations for the LDR-50 District Heating Reactor Using the Kraken Computational Framework
Jaakko Leppänen (VTT Technical Research Centre of Finland), Ville Valtavirta (VTT Technical Research Centre of Finland), Rebekka Komu (VTT Technical Research Centre of Finland)
Paper
Active and Passive Load-Follow Operations in the Soluble-Boron-Free SMR ATOM
Yunseok Jeong (KAIST), Taesuk Oh (KAIST), Nguyen Xuan Ha (KAIST), Yonghee Kim (KAIST)
Coupling of the Secondary Loop and the Cooling Circuit in a PWR Involved in Load Follow Operations
Baptiste Gasse (CEA), Jean-Michel Do (CEA), Hubert Grard (CEA), Cheikh Diop (CEA), Sébastien Verel (Univ. Littoral Côte d’Opale)
X2 VVER-1000 Benchmark Fresh Core Analysis with HELIOS / DYN3D
Matias Zilly (Framatome)
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