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Opt Lett. 2017 Oct 01;42(19):3761-3764. doi: 10.1364/OL.42.003761.

Temporal contrast enhancement of energetic laser pulses by filtered self-phase-modulation-broadened spectra.

Optics letters

Joachim Buldt, Michael Müller, Robert Klas, Tino Eidam, Jens Limpert, Andreas Tünnermann

PMID: 28957121 DOI: 10.1364/OL.42.003761

Abstract

We present a novel approach for temporal contrast enhancement of energetic laser pulses by filtered self-phase-modulation-broadened spectra. A measured temporal contrast enhancement by at least seven orders of magnitude in a simple setup has been achieved. This technique is applicable to a wide range of laser parameters and poses a highly efficient alternative to existing contrast-enhancement methods.

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