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Conference Spotlight
2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
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Latest News
North American construction is back—smaller and faster—at OPG’s Darlington
“The nuclear renaissance is real here,” said Ontario Power Generation’s Subo Sinnathamby on May 8, one year to the day after OPG secured a final investment decision to build the first of four planned BWRX-300 reactors at its Darlington nuclear power plant, and shortly after the new reactor’s foundation was lifted into place. “We got our license to construct in April and our [final investment decision] in May, and we’ve been off to the races since.”
Technical Session|Technology Research and Development
Thursday, April 30, 2026|1:00–2:00PM EDT|Room 302/303/304
Session Chair:
Vincent Varouh
Alternate Chair:
Tyler Steiner (NASA GRC)
To access paper attachments, you must be logged in and registered for the meeting.
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Binder Jet Additive Manufacturing of Silicon Germanium Thermoelectric Materials
1:00–1:06PM EDT
Luke Hansen (Univ. Tennessee, Knoxville), David Hoelzer (ORNL), Trevor G. Aguirre (ORNL), Hsin Wang (ORNL), Brad Johnson (ORNL)
Paper
A Model-Based Engineering Toolbox for Thermoelectric Design in Radioisotope Power Generation
1:06–1:12PM EDT
Aniruddha Ray (RGS Development)
Presented by Maarten Den Heijer (RGS Development)
Three Processing Methods to Produce SiGe for Radioisotope Thermoelectric Generators (RTG)
1:12–1:18PM EDT
Hsin Wang (ORNL), Andrew F. May (ORNL), David T. Hoelzer (ORNL), Holden Hyer (ORNL), Mike Zach (ORNL), Thomas Muth (ORNL), Roger G. Miller (ORNL), Brad R. Johnson (ORNL)
Validation Effort and Sensitivity Study for a Skutterudite Thermoelectric Device
1:18–1:24PM EDT
Trevor Parker (ORNL), Nolan Goth (ORNL), Hsin Wang (ORNL), Hugo Bouteiller (ORNL), Brad Johnson (ORNL)
Technology Readiness Assessment for Stirling Power Convertor
1:24–1:30PM EDT
Young Lee (NASA JPL), Allen Guzik (NASA Glenn Research Center), Ashitey Trebi-Ollennu (NASA JPL), Vladimir Jovovic (NASA JPL), Jean-Pierre Fleurial (NASA JPL), John Elliott (NASA JPL), Geff Ottman (APL), Stephen Izon (APL), Mitchell Rodriguez (NASA Marshall Space Flight Center), Wsam Gazi (NASA Goddard Space Flight Center), Scott Wilson (NASA Glenn Research Center), Ed Lewandowski (NASA Glenn Research Center), Joseph Giglio (INL), Dan Kelly (APL), Gina Dugala (NASA Glenn Research Center), Salvatore Oriti (NASA Glenn Research Center)
Compression Testing of SiGe Thermoelectric Generators for Conductive Applications
1:30–1:36PM EDT
Spencer Schaiper (Univ. Dayton), Sam Mohler (Univ. Dayton), Antoine Gagne (Univ. Dayton), Boyd Tolson (Univ. Dayton), Zachary Adamson (Air Force Research Laboratory), Rydge Mulford (Univ. Dayton)
A Test of Record: SiGe 18 Couple Module Test Fixture
1:36–1:42PM EDT
Greg Mulderink (Teledyne Energy Systems), Jeffrey Kutsch (Teledyne Energy Systems), Lynda L. Renomeron (Teledyne Energy Systems)
Manufacturing Challenges in Re-Establishing NextGen SiGe Unicouple Production – Tooling
1:42–1:48PM EDT
Jeffrey Kutsch (Teledyne Energy Systems), Greg Mulderink (Teledyne Energy Systems), Lynda L. Renomeron (Teledyne Energy Systems)
Multilayered Metal Insulation (MLMI) Manufacturing for Radioisotope Power System Designs
1:48–1:54PM EDT
Timothy Hall (Faraday Technology Inc.), Sean Torrez (PSI Inc), Alexander Mednick (PSI Inc)