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Lazer technology

Ultraviolet upset

The free-electron laser will be a source of intense, short-wavelength radiation for a range of applications, including biological imaging. The first results from a prototype have already thrown up a surprise.

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Figure 1: The planned layout of the TESLA free-electron laser facility.



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Kapteyn, H., Ditmire, T. Ultraviolet upset. Nature 420, 467–468 (2002).

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