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Locking the waveform with a quartz crystal

High-order harmonics in the extreme-ultraviolet regime can be produced and a stable waveform-locked attosecond pulse can be formed when quartz is excited by a strong short-pulsed laser, providing a robust path towards attosecond photonics.

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Fig. 1: Intense near-infrared (NIR) laser pulse goes through thin crystalline quartz to produce a co-propagating coherent extreme-ultraviolet (EUV) pulse.


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Correspondence to Shambhu Ghimire.

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Ghimire, S. Locking the waveform with a quartz crystal. Nature Photon 12, 256–257 (2018).

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