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X-energy Commences First Irradiation Tests of Advanced TRISO-X Nuclear Fuel at Idaho National Laboratory

LCG, November 6, 2025--X-energy Reactor Company, LLC, (X-energy) and the U.S. Office of Nuclear Energy today announced the start of confirmatory irradiation testing at Idaho National Laboratory (INL) to qualify X-energy’s proprietary TRISO-X fuel pebbles for commercial use in the Xe-100 Small Modular Reactor (SMR). (TRISO stands for TRi-structural ISOtropic). This is the first time that TRISO-X fuel pebbles will undergo irradiation testing in a U.S. lab, which is a critical step in meeting requirements set forth by the U.S. Nuclear Regulatory Commission (NRC) for the commercial deployment of advanced reactors that will use the fuel.

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NextEra Energy and Google Collaborate on Accelerating Nuclear Power Deployment

LCG, October 28, 2025--NextEra Energy and Google yesterday announced two agreements that will help meet growing electricity demand from artificial intelligence (AI) with clean, reliable, 24/7 nuclear power and strengthen the nation's nuclear leadership. First, Google signed a new, 25-year agreement for power generated at the Duane Arnold Energy Center, Iowa's only nuclear power facility. The 601-MW boiling water reactor unit was shut down in 2020 and is expected to commence operations by the first quarter of 2029, pending regulatory approvals to restart the plant.

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Industry News

Newsmakers

Dave Jeronimus has been named senior vice president for environmental services by Minnesota Power Co. He joined Minnesota Power in 1974 as an assistant engineer and was promoted to positions of increasing responsibility, including vice president for environmental services in 1999.

John E. Schneider has been named chief financial officer of Semco Energy Inc., replacing Sebastian Coppola, who left the company Oct. 19. Schneider had been chief operating officer of Semco Energy Gas Co., the Michigan division of its natural gas distribution utility, since February of last year.

Douglas Whisenant has been named president and chief executive officer of the interstate natural gas pipeline division of The Williams Companies Inc. Until recently, he was senior vice president and general manager of Williams' Salt Lake City-based Kern River and Northwest Pipeline.

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