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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
August 2026
Nuclear Technology
Fusion Science and Technology
Latest News
First commercial nuclear satellite launched on SpaceX mission
On July 7, SpaceX launched Transporter-17, a smallsat rideshare mission containing 81 payloads. One of the payloads was the Betavoltaic Orbital High-Reliability (BOHR) satellite developed by City Labs.
According to the company, BOHR is “the world’s first commercial nuclear-powered satellite and first nuclear CubeSat.” The spacecraft also broke new ground in the regulatory process for launch approval for commercial nuclear projects.
Technology of Fusion Energy (TOFE)
Technical Session
Tuesday, June 14, 2022|3:15–5:40PM PDT|Huntington B/C
Session Chair:
Arnie Lumsdaine (ORNL)
Alternate Chair:
Leigh Winfrey
Session Organizer:
Paul W. Humrickhouse (ORNL)
To access paper attachments, you must be logged in and registered for the meeting.
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Material Plasma Exposure eXperiment (MPEX) High Heat-Flux Microwave Absorbers Design, Manufacture, and Articles Test
Muhammad A. Hussain (ORNL), Vivek Rao (ORNL), Nathan Branch (ORNL), Travis Gray (ORNL), Adam Kubik (ORNL), Adam M. Aaron (ORNL), Kirby Logan (ORNL), Stephen Stewart (ORNL), Arnold Lumsdaine (ORNL), Guy S. Showers (Penn State), Ryan L. Romesberg (Penn State), Douglas E. Wolfe (Penn State)
Paper
Performance Comparison of Helium and sCO2 as Coolants for Modular Finger-Type Divertors
Michael L. Lanahan (Georgia Tech), Said I. Abdel-Khalik (Georgia Tech), Minami Yoda (Georgia Tech)
Qualification and Commissioning of Helium Flow Loop Experiment for Blanket Design Measurements
Cody S. Wiggins (ORNL), Dennis L. Youchison (ORNL), Fayaz Rasheed (ORNL), Charles E. Kessel (ORNL), Monica Gehrig (Missouri Univ. Science and Technology), Michael Harper (ORNL), Adam J. Carroll (ORNL), Dean McGinnis (ORNL), Michael Morrow (ORNL), Chase Joslin (ORNL)
Thermohydraulic Design Analysis of the Target Assembly for the Material Plasma Exposure eXperiment Facility
Adrian S. Sabau (ORNL), Aftab Hussain (ORNL), Adam M. Aaron (ORNL), Federico Gallo (ORNL)
Ball Milling -- A Low-Cost, High-Throughput Analog for Tritium-Aging of Hydrides?
George K. Larsen (SRNL)
Influence of Microstructure on the Absorption of Tritium into Gold-Plated 316 Stainless Steel
Matthew Sharpe (Univ. Rochester), W. T. Shmayda (Univ. Rochester)
Direct Investigation of Hydrogen Isotope Permeation in Group V Metals & Alloys
Kacie A. Breeding (Univ. Tennessee, Knoxville), Steven J. Zinkle (Univ. Tennessee, Knoxville)