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
Dec 2025
Jul 2025
Latest Journal Issues
Nuclear Science and Engineering
January 2026
Nuclear Technology
December 2025
Fusion Science and Technology
November 2025
Latest News
DOE meeting focuses on Marshall Islands’ legacy activity
The Department of Energy Office of Environment, Health, Safety and Security (EHSS) held its annual meeting this month with the government of the Marshall Islands. The two-and-a-half-day meeting, in Honolulu, Hawaii, focused on ongoing cooperative efforts and programs related to the legacy of U.S. nuclear weapons testing from the 1940s and 1950s. The United States began cleanup operations on the islands in the 1970s.
Technical Session
Tuesday, September 16, 2025|10:00–11:40AM CDT|Grand Salon DE
Session Chair:
Chris Chapman (ORNL)
Alternate Chair:
Travis M. Greene
Session Organizer:
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
CALINS: A New ASNR Software for Sensitivity and Uncertainty Analysis in Nuclear Criticality Safety Evaluations
10:00–10:20AM CDT
PETILLON Barthélémi (ASNR), PERON Arthur (ASNR), VUIART Romain (ASNR), JAISWAL Vaibhav (ASNR), BROVCHENKO Mariya (ASNR)
Paper
CRISTALV2.1: The Next Version of the Cristal V2 Criticality Calculation Package - News and Improvements
10:20–10:40AM CDT
Arnaud Entringer (ASNR), Coralie Carmouze (CEA), Francois-Xavier Giffard (CEA), Sebastien Lahaye (CEA), Stephane Mengelle (CEA), Tangi Nicol (CEA), Arthur Peron (ASNR), Odile Petit (CEA), Julien Taforeau (ASNR), Romain Vuiart (ASNR)
MCNP Criticality Calculation Support using Cyclone Sage AI Assistant
10:40–11:00AM CDT
Daniel Cork (Orthrus Software), Tom Page (Cerberus Nuclear)
LATEC-2.0, the CRISTALV2.1 Package Workbench for Integrated Criticality Modeling
11:00–11:20AM CDT
Arthur Peron (ASNR), Arnaud Entringer (ASNR)
Learning from Transitioning between Criticality Codes, including the Development of a Modelling Library
11:20–11:30AM CDT
Shaun Digwood (Urenco Capenhurst)
To join the conversation, you must be logged in and registered for the meeting.
