Abstract
The results of a study of the channeling of intense picosecond laser pulses by a discharge-ablated capillary waveguide are presented. The peak-energy transmission for a 10-mm-long waveguide is measured to be 65% for an input intensity of 1 × 1016 W cm-2. The importance of inverse bremsstrahlung, stimulated Raman scattering, stimulated Brillouin scattering, atomic modulation instabilities, and ionization of the discharge plasma as loss mechanisms for both intense femtosecond and picosecond pulses are considered.
Original language | English |
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Pages (from-to) | 90-98 |
Number of pages | 9 |
Journal | Journal of the Optical Society of America B: Optical Physics |
Volume | 17 |
Issue number | 1 |
Publication status | Published - 2000 |
Externally published | Yes |