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Enhanced third harmonic generation in few-cycle femtosecond filaments modulated by filament non-collinear interaction

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Abstract

We demonstrate enhanced third harmonic generation of a few-cycle filament through its non-collinear interaction with a temporally synchronized femtosecond filament. An enhancement of 17 times in energy is achieved with a significant spectral broadening.

© 2009 Optical Society of America

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