Quantum confinement effects offer a more comprehensive understanding of the fundamental processes that drive extreme optical nonlinearities in nano-engineered solids, opening a route to unlocking the potential of high-order harmonic generation.
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Madéo, J., Dani, K.M. Harmonic generation in confinement. Nat. Phys. 18, 855–856 (2022). https://doi.org/10.1038/s41567-022-01650-8
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DOI: https://doi.org/10.1038/s41567-022-01650-8