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High-harmonic generation

Ultrafast lasers yield X-rays

Table-top sources that generate both extreme ultraviolet light and soft X-rays through high-harmonic generation of ultrafast infrared laser pulses look set to perform tasks previously accessible using only large-scale synchrotrons.

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Figure 1: The internal parts of KMLabs' XUUS, which converts near-infrared ultrafast laser signals to wavelengths in the soft-X-ray or EUV region.


Figure 2: Spatial coherence measurements for the EUV beam from the XUUS, measured by a Young's double-pinhole experiment.


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Correspondence to Iain McKinnie.

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McKinnie, I., Kapteyn, H. Ultrafast lasers yield X-rays. Nature Photon 4, 149–151 (2010).

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