Resonant grating pulse compression element with 99% flat top efficiency for high average power femtosecond laser machining

Manuel Flury 1 Nikolay Lyndin 1 Renate Fechner 2 Axel Schindler Svetlen Tonchev 1 Michel Spajer 3 Youcef Ouerdane 1 Nathalie Destouches 1 David Pietroy 1 Stéphanie Reynaud 1 And Olivier Parriaux 1
1 LHC - Laboratoire Hubert Curien [Saint Etienne]
2 Institute of Surface Modification
3 FEMTO-ST - Franche-Comté Électronique Mécanique, Thermique et Optique - Sciences et Technologies (UMR 6174)
Abstract : Top hat diffraction efficiency in an all-dielectric SiO2/HfO2 grating femtosecond pulse compression grating is demonstrated with a close to 100% flat top over more than 20 nm around 800 nm wavelength. New perspectives are open for high average power femtosecond laser machining.
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Conference papers
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https://hal-ujm.archives-ouvertes.fr/ujm-00122927
Contributor : Nathalie Destouches <>
Submitted on : Friday, January 5, 2007 - 4:31:22 PM
Last modification on : Wednesday, February 13, 2019 - 10:44:05 AM

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UNIV-ST-ETIENNE | LAHC | FEMTO-ST | UNIV-FCOMTE | UNIV-BM | UNIV-BM-THESE | IOGS | PARISTECH

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Manuel Flury, Nikolay Lyndin, Renate Fechner, Axel Schindler, Svetlen Tonchev, et al.. Resonant grating pulse compression element with 99% flat top efficiency for high average power femtosecond laser machining. Photonics Europe, Apr 2007, France. pp.436-442, ⟨10.1117/12.668374⟩. ⟨ujm-00122927⟩

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