Title :
Measurement of filament length generated by an intense femtosecond laser pulse
Author :
Hosseini, S.A. ; Ferland, B. ; Chin, S.L.
Author_Institution :
Centre d´´optique, photonique et laser, Laval Univ., Que., Canada
Abstract :
We present a new method to measure the length of a filament induced by the propagation of intense femtosecond laser pulses in air. We used an antenna to detect electromagnetic pulses radiated from multipole moments inside the filament oscillating at the plasma frequency.
Keywords :
atmospheric light propagation; electromagnetic pulse; high-speed optical techniques; length measurement; linear antennas; optical self-focusing; plasma production by laser; antenna; electromagnetic pulses; filament length measurement; intense femtosecond laser pulse propagation; multipole moments; plasma frequency; Antenna measurements; Antennas and propagation; Electromagnetic measurements; Electromagnetic propagation; Length measurement; Optical propagation; Optical pulse generation; Optical pulses; Plasma measurements; Pulse measurements;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
