ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
2026 Annual Conference
May 31–June 3, 2026
Denver, CO|Sheraton Denver
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!
Latest Magazine Issues
Nov 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
December 2025
Nuclear Technology
Fusion Science and Technology
November 2025
Latest News
X-energy raises $700M in latest funding round
Advanced reactor developer X-energy has announced that it has closed an oversubscribed Series D financing round of approximately $700 million. The funding proceeds are expected to be used to help continue the expansion of its supply chain and the commercial pipeline for its Xe-100 advanced small modular reactor and TRISO-X fuel, according the company.
18th International Probabilistic Safety Assessment and Analysis (PSA 2023)
Technical Session|Modeling, Analysis, and Methods (Advanced Methods and Tools)
Wednesday, July 19, 2023|10:00–11:45AM EDT|300A
Session Chair:
Hyun Gook Kang (RPI)
Alternate Chair:
Valentin Rychkov
Session Organizer:
Askin Guler Yigitoglu
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Importance Measure for Dynamic Probabilistic Risk Assessment and Cost Savings for Safety Systems and Components
10:00–10:25AM EDT
Asad Ullah Amin Shah (Rensselaer Polytechnic Institute), Junyung Kim (Rensselaer Polytechnic Institute), Tunc Aldemir (Ohio State), Hyun Gook Kang (Rensselaer Polytechnic Institute)
Paper
Statecharts as a Dynamic Method for Risk Assessment.
10:25–10:50AM EDT
V. Rychkov (EDF), C. Picoco (EDF), C. Massoulier (EDVANCE), R. Roy (EDVANCE)
High-Performance Computing Implementation for ADS-IDAC
10:50–11:15AM EDT
Alp Tezbasaran (NCSU), Mihai A. Diaconeasa (NCSU)
Dynamic Fuzzy Reliability and Safety Assessment of Passive Safety Systems in Small Modular Reactors
11:15–11:40AM EDT
Parham Khosravi Babadi (Univ. Ontario Institute of Technology), Lixuan Lu (Univ. Ontario Institute of Technology)
To join the conversation, you must be logged in and registered for the meeting.
