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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!
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Latest News
NNSA awards BWXT $1.5B defense fuels contract
The Department of Energy’s National Nuclear Security Administration has awarded BWX Technologies a contract valued at $1.5 billion to build a Domestic Uranium Enrichment Centrifuge Experiment (DUECE) pilot plant in Tennessee in support of the administration’s efforts to build out a domestic supply of unobligated enriched uranium for defense-related nuclear fuel.
Technical Session
Tuesday, May 17, 2022|3:30–5:15PM EDT|Ellwood
Session Chair:
Sooyoung Choi
Alternate Chair:
Akinori Giho (Westinghouse Electric Co.)
Session Organizer:
Akio Yamamoto
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PN Source Expansion Nodal Method in MPACT for Boiling Water Reactors
Sooyoung Choi (Univ. Michigan), Brendan Kochunas (Univ. Michigan)
Paper
Precise 3D Reactor Core Calculation Using Spherical Harmonics and Discontinuous Galerkin Finite Element Methods
Kenneth Assogba (CEA), Lahbib Bourhrara (CEA), Igor Zmijarevic (CEA), Grégoire Allaire (Institut Polytechnique de Paris)
The MPN Method: A New Angular Discretization Method Based on Piecewise Polynomial Interface Fluxes
Matteo Falabino (CEA), Daniele Sciannandrone (CEA), Emiliano Masiello (CEA), Jean-François Vidal (CEA)
Investigaton of Methods for Targeted Search of Dominant Higher Modes in Subcritical Systems
Ádám Aranyosy (Budapest Univ. Technology and Economics), Mate Szieberth (Budapest Univ. Technology and Economics)
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