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Intense self-compressed, self-phase-stabilized few-cycle pulses at 2 μm from an optical filament

  • C. P. Hauri
  • , R. B. Lopez-Martens
  • , C. I. Blaga
  • , K. D. Schultz
  • , J. Cryan
  • , R. Chirla
  • , P. Colosimo
  • , G. Doumy
  • , A. M. March
  • , C. Roedig
  • , E. Sistrunk
  • , J. Tate
  • , J. Wheeler
  • , L. F. DiMauro
  • , E. P. Power

Résultats de recherche: Contribution à un journalArticleRevue par des pairs

Résumé

We report the compression of intense, carrier-envelope phase stable mid-IR pulses down to few-cycle duration using an optical filament. A filament in xenon gas is formed by using self-phase stabilized 330 μJ 55 fs pulses at 2 μm produced via difference-frequency generation in a Ti:sapphire-pumped optical parametric amplifier. The ultrabroadband 2 μm carrier-wavelength output is self-compressed below 3 optical cycles and has a 270 μJ pulse energy. The self-locked phase offset of the 2 μm difference-frequency field is preserved after filamentation. This is to our knowledge the first experimental realization of pulse compression in optical filaments at mid-IR wavelengths (λ >0.8 μm).

langue originaleAnglais
Pages (de - à)868-870
Nombre de pages3
journalOptics Letters
Volume32
Numéro de publication7
Les DOIs
étatPublié - 1 avr. 2007

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