DocumentCode
733496
Title
Picosecond ionization dynamics in femtosecond filaments at high pressures
Author
Xiaohui Gao ; Patwardhan, Gauri ; Schrauth, Samuel ; Daiwei Zhu ; Gaeta, Alexander L.
Author_Institution
Sch. of Appl. & Eng. Phys., Cornell Univ., Ithaca, NY, USA
fYear
2015
fDate
10-15 May 2015
Firstpage
1
Lastpage
2
Abstract
We observe a 3-fold increase in the electron density within 30 picoseconds after the filamentary propagation of femtosecond pulses in 60-bar argon gases. This suggests that electron-impact ionization dominates on this time scale.
Keywords
argon; electron impact ionisation; high-pressure effects; high-speed optical techniques; Ar; argon gases; electron density; electron-impact ionization; femtosecond filaments; filamentary propagation; high pressures; picosecond ionization dynamics; pressure 60 bar; time scale; Argon; Delays; Ionization; Plasmas; Probes; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location
San Jose, CA
Type
conf
Filename
7183936
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