Abstract
We analyze laser pulse propagation in a hollow waveguide filled with noble gas, at intensities where tunnel ionization occurs. A parameter range is identified where self-defocusing by the plasma lens is compensated by the guiding properties of the hollow waveguide. The plasma-induced self phase modulation introduces a strong spectral broadening and a nearly linear spectral chirp. Compensation of the linear component of the chirp yields sub-4-fs pulses with energies of a few milijoules.
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References
M. Nisoli, S. Stagria, S. De Silvestri, O. Svelto, S. Sartania, Z. Cheng, M. Lenzner, Ch. Spielmann, and F. Krausz, Appl. Phys. B 65, 189 (1997)
G. Tempea and T. Brabec, Opt. Lett 23 (August 15, 1998 )
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© 1998 Springer-Verlag Berlin Heidelberg
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Tempea, G., Brabec, T. (1998). A Novel Scheme for High-Intensity Ultrashort Pulse Generation. In: Ultrafast Phenomena XI. Springer Series in Chemical Physics, vol 63. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-72289-9_21
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DOI: https://doi.org/10.1007/978-3-642-72289-9_21
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-642-72291-2
Online ISBN: 978-3-642-72289-9
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