We present the first direct radially and axially space-resolved measurement of electron density over the full length of a femtosecond optical filament in air, allowing elucidation of the air nonlinearity leading to beam collapse.
© 2011 OSA
(190.5530) Nonlinear optics : Pulse propagation and temporal solitons
(190.7110) Nonlinear optics : Ultrafast nonlinear optics
(020.2649) Atomic and molecular physics : Strong field laser physics
Y. Chen, S. R. Varma, and H. Milchberg, "Electron Density of the Femtosecond Optical Filament in Air," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper QMJ5.
References are not available for this paper.