Properties of the third harmonic of the radiation from self-amplified spontaneous emission free electron laser

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Longitudinal coherence measurements of an extreme-ultraviolet free-electron laser
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2.

Resonant magnetic scattering with soft x-ray pulses from a free-electron laser operating at 1.59 nm
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3.

Experimental Characterization of Nonlinear Harmonic Generation in Planar and Helical Undulators
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4.

Review of x-ray free-electron laser theory
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5.

Operation of a free-electron laser from the extreme ultraviolet to the water window
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Nature Photonics 1, 336 (2007)