Title :
Reconciling two views of IR filamentation in air: Bessel beams or plasma-confined beams?
Author :
Mirell, Daniel ; Diels, Jean-Claude ; Yeak, Jeremy
Author_Institution :
Dept. of Phys. & Astron., Univ. of New Mexico, Albuquerque, NM, USA
Abstract :
Filaments prepared by letting a beam collapse, or by launching a <200 mum beam from vacuum to atmosphere, are compared. The two types of filaments show different properties, characteristics of different theories about their nature.
Keywords :
air; filamentation instability; laser beams; plasma light propagation; beam collapse; bessel beams; infrared filamentation; plasma-confined beams; pulse propagation; Aerodynamics; Atmosphere; Electric breakdown; Laser beams; Laser theory; Optical propagation; Optical pulses; Particle beams; Plasmas; Pulse amplifiers; (140.3440) Laser-induced breakdown; (190.5530) Pulse propagation; (190.5940) Self-action effects;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
