Beam blockers on the Laser MegaJoule

Autor: Chloé Lacombe, Martin Sozet, Guillaume Hallo, Jérôme Neauport, Pauline Fourtillan

Publikováno v: Laser-Induced Damage in Optical Materials 2021.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e1cf53f0232aea07ddd0d545acfb06c5
https://doi.org/10.1117/12.2597269

Implications of laser beam metrology on laser damage temporal scaling law for dielectric materials in the picosecond regime

Autor: Laurent Gallais, J. Luce, Alexandre Ollé, Laurent Lamaignère, C. Rouyer, Nadja Roquin, Martin Sozet

Publikováno v: Review of Scientific Instruments
Review of Scientific Instruments, American Institute of Physics, 2019, 90 (7), pp.073001. ⟨10.1063/1.5094774⟩
Review of Scientific Instruments, 2019, 90 (7), pp.073001. ⟨10.1063/1.5094774⟩

We report on the implications that the temporal and spatial beam metrologies have on the accuracy of temporal scaling laws of Laser Induced Damage Threshold (LIDT) for dielectric materials in the picosecond regime. Thanks to a specific diagnostic abl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7b0ac10c4a25842997baa6fc4abb9cc1
https://hal.archives-ouvertes.fr/hal-02426125

Laser damage metrology in the sub-ps range for the PETAL facility

Autor: Eric Lavastre, Martin Sozet, Nadja Roquin, Jérôme Néauport, Laurent Gallais, Laurent Lamaignère

Publikováno v: Pacific-Rim Laser Damage 2018: Optical Materials for High-Power Lasers.

Laser damage resistance is a key factor for the improvement of high power laser system. The PETAL laser, developed by the CEA-CESTA (France), uses meter scale reflective optics to compress, transport and focalize sub-picosecond laser pulses at 1053nm

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1e1dce3fc7d0a0aa91e28bc6c528842c
https://doi.org/10.1117/12.2319809

Overview of the 1.15 PW PETAL laser in the LMJ facility

Autor: Stéphane Bouillet, F. Granet, J. Luce, J. C. Chapuis, T. Berthier, Eric Lavastre, F. Laniesse, Martin Sozet, C. Grosset-Grange, S. Chicot, L. Hilsz, P. Garcia, T. Lacombe, G. Behar, N. Blanchot, S. Chardavoine, T. Morgaint, H. Coic, Laurent Lamaignère, J. Duthu, D. Raffestin, J. F. Charrier, P. Guerin, Francois Macias, C. Damiens Dupont, E. Mazataud, N. Santacreu, B. Remy, Jérôme Néauport, S. Noailles, C. Present, M. Mangeant, Christian Chappuis, O. Hartmann, J. P. Goossens, B. Hebrard, C. Rouyer, P. Patelli, Denis Valla, A. Roques, E. Perrot-Minnot

Publikováno v: Conference on Lasers and Electro-Optics.

PETAL is an additional PW beamline to the LMJ. The kJ shots in the amplifier section, the compressor alignment and the 1.15 PW @ 850 J operations are detailed. Damage issues encountered are also addressed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::897770e5524e71daef37a8523a408ad7
https://doi.org/10.1364/cleo_si.2017.sf1k.1

Laser damage growth with picosecond pulses

Autor: Martin Sozet, Laurent Lamaignère, Laurent Gallais, Eric Lavastre, Nadja Roquin, Jérôme Néauport

Publikováno v: Optics Letters
Optics Letters, 2016, 41 (10), pp.2342-2345. ⟨10.1364/OL.41.002342⟩
Optics Letters, Optical Society of America-OSA Publishing, 2016, 41 (10), pp.2342-2345. ⟨10.1364/OL.41.002342⟩

International audience; Laser-induced damage growth has been investigated in the subpicosecond regime at 1030 nm. We have herein studied the growth of damage sites initiated on a high-reflective di-electric coating under subsequent laser irradiations

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::30832bbc8ad26e2486dce025091fdbb1
https://pubmed.ncbi.nlm.nih.gov/27176998