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Conference Spotlight
2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
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Nuclear Science and Engineering
September 2026
Nuclear Technology
Fusion Science and Technology
August 2026
Latest News
Oklo’s Isotope Test Reactor achieves criticality
Oklo’s Groves Isotope Test Reactor became the fifth Department of Energy–authorized reactor to achieve criticality under the agency’s authorization process, it was announced earlier today.
Criticality was reached at 9:19 p.m. (EDT) on Wednesday at the company’s Groves facility in Lockhart, Texas, according to the DOE.
Technical Session|Sponsored by RPD
Tuesday, June 17, 2025|1:00–2:45PM CDT|Belmont
Session Chair:
Pavel V. Tsvetkov
Alternate Chair:
Ishita Trivedi (INL)
Session Organizer:
Zeyun Wu
To access paper attachments, you must be logged in and registered for the meeting.
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Bayesian Optimization for Reactor Design Optimization
1:00–1:20PM CDT
Kangan Chen (Industrial and Systems Engineering, University of Wisconsin-Madison), Xianjian Xie (School of Computing and Augmented Intelligence, Arizona State University), Peter German (INL), Hao Yan (School of Computing and Augmented Intelligence, Arizona State University), Andi Wang (1 Industrial and Systems Engineering, University of Wisconsin-Madison)
Paper
Investigating the Neutronic Potential of Control Rod Materials for Improved Accident Tolerance using SCALE 6.3.1
1:20–1:40PM CDT
Rahnuma Aziz Nisa (Univ. Wisconsin, Madison), Dylan J. Garofalo (Univ. Wisconsin, Madison), Seung K. Jung (Univ. Wisconsin, Madison), Dean Kreuger (Univ. Wisconsin, Madison), Joon H. Moon (Univ. Wisconsin, Madison), Sawyer J. Foley (Univ. Wisconsin, Madison), Ben Lindley (Univ. Wisconsin, Madison)
Demonstration and Preliminary Validation of Griffin for MSR Depletion with Chemical Removal Parametric Studies
1:40–2:00PM CDT
Tingzhou Fei (ANL), Shayan Shahbazi (ANL), Donny Hartanto (ORNL), Eva E. Davidson (ORNL), Samuel Walker (INL), Mauricio E. Tano (INL)
Validation of Reactivity Feedback Calculations for Sodium Fast Reactors Using SEFOR Experimental Data
2:00–2:20PM CDT
Yan Cao (ANL), Ahmed Amin Abdelhameed (ANL), Emily R. Shemon (ANL), Bo Feng (ANL)
Validation of Argonne Reactor Code Suite for Neutronics Benchmarks of China Experimental Fast Reactor
2:20–2:40PM CDT
Hansol Park (ANL), Taek Kyum Kim (ANL), Michael G. Jarrett (TerraPower), Zhaopeng Zhong (ANL), Changho Lee (ANL)