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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
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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.
19th International Conference on Probabilistic Safety Assessment and Analysis (PSA 2025)
Technical Session|Sponsored by NISD
Tuesday, June 17, 2025|1:00–2:45PM CDT|Houston/Kansas City
Session Chair:
Alex Huning (ORNL)
Alternate Chairs:
Robby Christian
Mihai A. Diaconeasa (NCSU)
Session Organizer:
David Grabaskas
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Facilitating PRA Model Accessibility: Model Converter Utility from SAPHIRE to OpenPSA
1:00–1:20PM CDT
Egemen M. Aras (NCSU), Arjun Earthperson (NCSU), Hasibul Hossain Rasheeq (NCSU), Stephen T. Wood (INL), Jordan T. Boyce (INL), Mihai A. Diaconeasa (NCSU)
Paper
Synthetical Model Generator for Probabilistic Risk Assessment Tools: Enhancing Testing, Verifying and Learning
1:20–1:40PM CDT
Automated OpenPSA Model Generation from Reliability Diagrams Using Agentic Retrieval-Augmented Generation: A Case Study on MHTGR
1:40–2:00PM CDT
Hasibul Hossain Rasheeq (NCSU), Egemen M. Aras (NCSU), Arjun Earthperson (NCSU), Mihai A. Diaconeasa (NCSU)
Parallel Computing Methods for Efficiently Solving Fault Trees in Probabilistic Safety Assessments
2:00–2:20PM CDT
Woo Sik Jung (Sejong University), Seong Kyu Park (Nuclear Engineering Services & Solutions), Chris Cragg (Cragg Consulting)
Design and Implementation of a Distributed Queueing System for OpenPRA
2:20–2:40PM CDT
Hasibul Hossain Rasheeq (NCSU), Arjun Earthperson (NCSU), Egemen M. Aras (NCSU), Mihai A. Diaconeasa (NCSU)