DocumentCode
412188
Title
Lasing action in air induced by ultrafast laser filamentation
Author
Luo, Q. ; Liu, W. ; Chin, S.L.
Author_Institution
Dept. de Phys., Laval Univ., Que., Canada
fYear
2003
fDate
6-6 June 2003
Abstract
The backscattered fluorescence of nitrogen from long filaments generated by intense ultrafast Ti-sapphire laser pulses propagating in air is studied. It shows an exponential increase with increasing filament length, indicating amplified spontaneous emission (ASE).
Keywords
air; atmospheric light propagation; backscatter; high-speed optical techniques; laser beams; nitrogen; photoluminescence; plasma production by laser; sapphire; solid lasers; superradiance; titanium; ASE; Al/sub 2/O/sub 3/:Ti; N; amplified spontaneous emission; backscattered fluorescence; filament length; lasing action; nitrogen; ultrafast Ti-sapphire laser pulses; ultrafast laser filamentation; Fluorescence; Laser transitions; Nitrogen; Optical propagation; Optical pulse generation; Optical pulses; Power lasers; Pulse amplifiers; Spontaneous emission; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location
Baltimore, MD, USA
Print_ISBN
1-55752-748-2
Type
conf
Filename
1298338
Link To Document