Title :
Sonography: a new method to measure laser filaments in air
Author :
Yu, J. ; Mondelain, D. ; Kasparian, J. ; Salmon, E. ; Geffroy, S. ; Favre, C. ; Boutou, V. ; Wolf, J.-P.
Author_Institution :
Calude Bernard Lyon 1 Univ., Villeurbanne, France
Abstract :
Summary form only given. The sound emitted from a filament was measured using a microphone. A model describes the sound emission mechanism, which allows to retrieve the light intensity as well as the free electron density in the filament.
Keywords :
atmospheric light propagation; atmospheric techniques; high-speed optical techniques; laser beams; multiphoton processes; nonlinear optics; ultrasonic measurement; free electron density; laser filaments; light intensity; microphone; sonography; sound emission; Acoustic propagation; Free electron lasers; Microphones; Nonlinear optics; Optical propagation; Plasma applications; Plasma measurements; Plasma properties; Ultrafast optics; Ultrasonography;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238572
