Range of plasma filaments created in air by a multi-terawatt femtosecond laser

Grégoire Méchain 1 Ciro d'Amico 1 Yves-Bernard André 1 Stellios Tzortzakis 1 Michel Franco 1 Bernard Prade 1 André Mysyrowicz 1 Arnaud Couairon 2 Estelle Salmon 3 Roland Sauerbrey 4
1 LOA - Laboratoire d'optique appliquée
2 CPHT - Centre de Physique Théorique [Palaiseau]
3 LASIM - Laboratoire de Spectrométrie Ionique et Moléculaire
4 IOQ - Institut fur Optik und Quantenelectronik
Abstract : The propagation of a multi-terawatt femtosecond laser pulse in air is studied as a function of initial chirp. The chirp conditions for optimising air ionisation at long distance are presented. Ionisation channels are observed over a distance reaching 400 m.
Keywords : filamentation nonlinear optics
Document type :
Journal articles
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https://hal-polytechnique.archives-ouvertes.fr/hal-00463613
Contributor : Aurélien Houard <>
Submitted on : Saturday, March 13, 2010 - 1:08:45 AM
Last modification on : Wednesday, November 20, 2019 - 3:12:31 AM

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Grégoire Méchain, Ciro d'Amico, Yves-Bernard André, Stellios Tzortzakis, Michel Franco, et al.. Range of plasma filaments created in air by a multi-terawatt femtosecond laser. Optics Communications, Elsevier, 2005, 247 (1), pp.171-180. ⟨10.1016/j.optcom.2004.11.052⟩. ⟨hal-00463613⟩

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