Sub-cycle pulse revealed with carrier-envelope phase control of soliton self-compression in anti-resonant hollow-core fiber

  • I. V. Savitsky
  • , A. A. Voronin
  • , E. A. Stepanov
  • , A. A. Lanin
  • , A. B. Fedotov

Research output: Contribution to journalArticlepeer-review

Abstract

The influence of the carrier-envelope phase (CEP) of a pump pulse on the multioctave supercontinuum (SC) generation in a gas-filled anti-resonant hollow-core fiber (AR HCF) by soliton self-compression (SSC) has been explored. We have shown an octave-wide third harmonic generation (THG) in the visible-to-near-infrared range during the pulse compression down to a sub-cycle duration. The CEP of a multi-cycle pump pulse provides control of interference between the third harmonic (TH) and the SC that indicates the coherent synthesis of a sub-cycle pulse with a duration of about 0.4 optical cycles and a peak power of more than 2 GW at the fiber output.

Original languageEnglish
Pages (from-to)4468-4471
Number of pages4
JournalOptics Letters
Volume48
Issue number17
DOIs
Publication statusPublished - 1 Sept 2023
Externally publishedYes

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