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Applied Physics B

, Volume 68, Issue 4, pp 753-756

First online:

Electrical conductivity of long plasma channels in air generated by self-guided femtosecond laser pulses

  • H. SchillingerAffiliated withInstitut für Optik und Quantenelektronik, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany
  • , R. SauerbreyAffiliated withInstitut für Optik und Quantenelektronik, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany

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>1012 cm-3) in the filaments, which plays a crucial role in the interplay of diffraction and self-focussing, leading to the formation of long stable channels. These filaments may have applications for laser-triggered lightning.

PACS: 42.65.Wi; 51.50.+v; 92.60.Pw