Penn State and Westinghouse make eVinci microreactor plan official

March 5, 2025, 3:00PMNuclear News
A cross-section of an eVinci microreactor at the eVinci Technology Hub in Etna, Pa. (Photo: Westinghouse)

Penn State and Westinghouse Electric Company are working together to site a new research reactor on Penn State’s University Park, Pa., campus: Westinghouse’s eVinci, a HALEU TRISO-fueled sodium heat-pipe reactor. Penn State has announced that it submitted a letter of intent to host and operate an eVinci reactor to the Nuclear Regulatory Commission on February 28 and plans to engage with the NRC on specific siting decisions. Penn State already boasts the Breazeale reactor, which began operating in 1955 as the first licensed research reactor at a university in the United States. At 70, the Breazeale reactor is still in operation.

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