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So far, radioisotope power systems (RPSs) in space have utilized plutonium-238 (Pu-238) as a fuel source.—Prabhat Ranjan Mishra, Interesting Engineering, 26 Sep. 2025 Many long-term spacecraft, such as the Mars rovers Curiosity and Perseverance, use radioisotope thermoelectric generators (RTGs) to provide power.—Keith Cooper, Space.com, 24 Sep. 2025 If the diagnostic scan confirms a match, the same targeting molecule is paired with a therapeutic radioisotope and given to the patient.—Rowan Briggs, Mercury News, 27 Aug. 2025 The decay energy is a measure of the kinetic energy of emitted particles as the radioisotope decays.—IEEE Spectrum, 25 Aug. 2025 See All Example Sentences for radioisotope
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