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.
Technical Session|Reactor Design and Analysis
Tuesday, April 23, 2024|1:30–3:15PM PDT|Franciscan A
Session Chair:
William Wieselquist
Alternate Chair:
David Chandler (ORNL)
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
A Preliminary Neutronic Analysis of the ALFRED Reactor Core
1:30–1:50PM PDT
V. Vitali (newcleo), M. Falabino (newcleo), D. Tomatis (newcleo), M. Carta (newcleo)
Paper
Reactor Physics Modelling Challenges of the FLEX Reactor
1:50–2:10PM PDT
Simon Boddington (MoltexFLEX), Tom Taylor (MoltexFLEX), Peter Haigh (MoltexFLEX), Eduardo Cuoc (MoltexFLEX), Chris Hankinson (MoltexFLEX), Luke Godfrey (MoltexFLEX)
Updates on the OECD NEA Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS)
2:10–2:30PM PDT
Oliver Buss (OECD NEA), Hakim Ferroukhi (Paul Scherrer Institute), Kostadin Ivanov (NCSU)
Initial Demonstration of New Griffin Capability for Simulating the Running-In Phase of Pebble-Bed Reactors with Multiphysics
2:30–2:50PM PDT
Joshua Hanophy (INL), Javier Ortensi (INL), Paolo Balestra (INL), Yaqi Wang (INL)
Calculation and Analysis of Physical Characteristics of Gaseous Fuel Reactor
2:50–3:10PM PDT
Dacai Zhang (Tsinghua Univ.), Wenxiang Fang (Tsinghua Univ.), Zhechuan Tan (Tsinghua Univ.), Minzhi Xiong (Tsinghua Univ.), Yu Ganglin (Tsinghua Univ.)
To join the conversation, you must be logged in and registered for the meeting.
