THz radiation from an ultrashort-laser-induced fast spark dense plasma
1 Utsunomiya University, Department of Advanced Interdisciplinary Sciences, Yoto 7-1-2, Utsunomiya, Japan
2 Japan Science and Technology Agency, CREST, 4-1-8 Honcho, Kanagawa, Japan
3 University of Nevada, Department of Physics, Mail Stop 220, Reno, Nevada, USA
4 Osaka University, Graduate School of Engineering, 2-6 Yamada-oka, Suita, Osaka, Japan
a e-mail: firstname.lastname@example.org
Published online: 15 November 2013
We demonstrate a frequency-tuning scheme that uses laser pulse duration to control the ultrafast-discharge current timescale. We also propose a simple physical model to explain the generation of terahertz radiation by laser propagation in an ultrafast-discharge.
© Owned by the authors, published by EDP Sciences, 2013
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