Abstract
We demonstrate self-channeling of a terawatt picosecond CO2 laser beam in air. A single centimeter-diameter megafilament guiding multi-Joule pulse over ~35m is observed. This self-guiding is described by a novel nonlinear propagation and ionization model.
© 2019 The Author(s)
PDF ArticleMore Like This
Sergei Tochitsky, Eric Welch, Misha Polyanskiy, Igor Pogorelsky, Paris Panagiotopoulos, Jerome Moloney, and Chan Joshi
FM3M.4 CLEO: QELS_Fundamental Science (CLEO:FS) 2018
D. Woodbury, R. M. Schwartz, A. Goffin, E. Rockafellow, and H. M. Milchberg
HM1B.6 High Intensity Lasers and High Field Phenomena (HILAS) 2020
I. Pogorelsky, M. Polyanskiy, W. Li, M. Babzien, S. Biedron, and M. A. Palmer
LTh3B.2 Laser Applications Conference (LAC) 2023