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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

Jack E. Davis has been named president of Pinnacle West Capital Corp. and has been elected to its board. He will also remain president of energy deliver and sales with subsidiary Arizona Public Service Co.

Karl W. Miller has joined PG&E Corp. as National Energy Group senior vice president for marketing and business development. He most recently was in the London branch of EdF (Electricit de France) Trading Ltd., where he was senior vice president and head of the structured transaction group.

William J. Post has been elected chairman of the board of Pinnacle West Capital Corp. and will also be chairman of its principal subsidiary, Arizona Public Service. He will remain chief executive of the parent company. Post succeeds Richard Snell, who will retire effective February 5.

Angela M. Sparks has been elected Energy East Management Corp. vice president for government affairs by Energy East Corp., the holding company formed by New York State Electric & Gas Co. She most recently was director of government affairs for NYSE&G.

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