Title :
Highly localized plasma formation in air using space-time cusing of mJ ultrafast pulses
Author :
Greco, Michael ; Meier, Amanda ; Block, Erica ; Iliev, Marin ; Vitek, Dawn ; Squier, Jeff ; Durfee, Charles
Author_Institution :
Dept. of Phys., Colorado Sch. of Mines, Golden, CO, USA
Abstract :
Space-time focusing of spatially-chirped Ti:Sapphire laser pulses is used to generate a plasma in air axially localized to 28× less than the confocal parameter, suppressing filamentation on the way to the focus.
Keywords :
high-speed optical techniques; optical focusing; plasma production by laser; solid lasers; filamentation suppression; highly localized air plasma formation; mJ ultrafast pulses; spatially chirped laser pulses; titanium doped sapphire laser pulses; ultrafast pulse space-time focusing; Chirp; Electric breakdown; Focusing; Gratings; Laser beams; Nonlinear optics; Plasmas;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
