Generating high harmonics or attosecond pulses of light is normally thought of as a classical process, but a theoretical study has now shown how the process could be driven by quantum light.
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Ko, D.H., Corkum, P.B. Quantum optics meets attosecond science. Nat. Phys. 19, 1556–1557 (2023). https://doi.org/10.1038/s41567-023-02160-x
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DOI: https://doi.org/10.1038/s41567-023-02160-x
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