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Conference Spotlight
2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
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Aug 2026
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2026
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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 IRD|Cosponsored by THD
Monday, June 16, 2025|3:15–5:00PM CDT|Lincolnshire 1/2
Session Chair:
Bryon Curnutt (INL)
Alternate Chair:
Firat Cetinbas (ANL)
Track Organizer:
Erik H. Wilson (ANL)
To access paper attachments, you must be logged in and registered for the meeting.
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A Limited and Generalized Study on LEU Fuel Cycle Costs for High-Performance Research Reactors
3:15–3:35PM CDT
Abdullah G. Weiss (NIST)
Paper
Impact of U-10Mo Irradiation Thermo-Mechanical Effects on MURR LEU Safety Analyses
3:35–3:55PM CDT
Dhongik S. Yoon (ANL), F. Cetinbas (ANL), W. Mohamed (ANL), J. A. Stillman (ANL), E. E. Feldman (ANL), V. Mascolino (ANL), M. Pinilla (ANL), E. H. Wilson (ANL)
Fuel Conversion Efforts at the High Flux Isotope Reactor - a 2025 Status Update
3:55–4:15PM CDT
Carol W. Sizemore (ORNL), David Chandler (ORNL), Kevin Burg (ORNL), Jin Whan Bae (ORNL), Donny Hartanto (ORNL), Joel L. McDuffee (ORNL), Tim Smith (ORNL)
The ADDER Open-Source Fuel Management Software and its Application to Research and Test Reactor LEU Conversion
4:15–4:35PM CDT
Christian Castagna (ANL), Valerio Mascolino (ANL), Kyle Anderson (ANL), Gerardo Aliberti (ANL), John A. Stillman (ANL), Mohamed Elsawi (ANL), Erik Wilson (ANL)
Recently Added Capabilities of the PLTEMP/ANL Code for Design and Safety Analysis of Research Reactors
4:35–4:55PM CDT
Mohammad Kalimullah (ANL), Earl E.Feldman (ANL), Arne P. Olson (ANL), Basar Ozar (ANL), Dhongik S. Yoon (ANL), Sero Yang (ANL), Justin W. Thomas (ANL), Jeremy R. Licht (ANL)
