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 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
Latest Magazine Issues
Aug 2026
Jan 2026
2026
Latest Journal Issues
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.
Radiation Protection and Shielding Division 2024 (RPSD 2024)
Technical Session
Tuesday, November 19, 2024|10:00–11:45AM EST|Longboat 2
Session Chair:
Thomas M. Miller (ORNL)
Alternate Chair:
Edna Cardenas (INL)
Session Organizer:
Michael Reichenberger
To access paper attachments, you must be logged in and registered for the meeting.
Register NowLog In
Comparing Methodologies for Water Activation in Spallation Systems
10:00–10:20AM EST
Ahmad M. Ibrahim (ORNL), Tucker C. McClanahan (ORNL), Igor C. Remec (ORNL), Franz X. Gallmeier (ORNL), Don Montierth (ORNL), Irina Popova (ORNL)
Paper
Shielding Analysis for Spallation Neutron Source Second Target Station Water Cooling Tanks
10:20–10:40AM EST
Ahmad M. Ibrahim (ORNL), Tucker C. McClanahan (ORNL), Igor C. Remec (ORNL), Don Montierth (ORNL), Franz X. Gallmeier (ORNL)
Feasibility of Metal Oxide Infused Conformal Coating as Radiation Shielding for Small Satellites
10:40–11:00AM EST
Sam C. Hanson (NCSU), Patrick Hartwell (NCSU), Robert B. Hayes (NCSU)
Attenuating the Martian Neutron and Photon Surface Environment with Optimized Multi-Layer Shielding Including Regolith Materials, Using GEANT4 and RayXpert/FASTRAD Codes
11:00–11:20AM EST
Gabin Charpentier (Centre National d'Études Spatiales), Cedric Dossat (TRAD - Tests & Radiations), Lucien Galy (TRAD - Tests & Radiations), Alexandre Cappe (TRAD - Tests & Radiations), Rémi Benacquista (TRAD - Tests & Radiations), Nathalie Chatry (TRAD - Tests & Radiations), Julien Mekki (Centre National d'Études Spatiales), Robert Ecoffet (Centre National d'Études Spatiales), Philippe Valet (Restore), Yves Gourinat (ISAE-SUPAERO)
Tensile Testing of Metal Oxide Infused Conformal Coating for Space Electronics Shielding
11:20–11:40AM EST
Patrick J. Hartwell (NCSU), Samuel C. Hanson (NCSU), Robert B. Hayes (NCSU)