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    Question

    Who were awarded the 2025 Nobel Prize in Physics for

    pioneering work in macroscopic quantum tunnelling?
    A John Clarke, Michel Devoret, and John Martinis Correct Answer Incorrect Answer
    B Alan Guth, Brian Schmidt, and Roger Penrose Correct Answer Incorrect Answer
    C Anton Zeilinger, Alain Aspect, and John Clauser Correct Answer Incorrect Answer
    D David Wineland, Serge Haroche, and Theodor Hänsch Correct Answer Incorrect Answer
    E Fabiola Gianotti, Peter Higgs, and Francois Englert Correct Answer Incorrect Answer

    Solution

    The 2025 Nobel Prize in Physics was awarded to John Clarke, Michel Devoret, and John Martinis for their groundbreaking work in macroscopic quantum tunnelling. They used Josephson junctions—two superconductors separated by an insulator—to demonstrate how particles can tunnel collectively at a macroscopic scale, leading to advancements in superconducting circuits and quantum computing.

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