Precise Holographic Measurements Reveal High Electron Densities in Mid-Infrared Laser Filaments in Air

D. G. Papazoglou,V. Shumakova,S. Ališauskas,V. Yu Fedorov,Audrius Pugzlys,Andrius Baltuska,S. Tzortzakis

Precise Holographic Measurements Reveal High Electron Densities in Mid-Infrared Laser Filaments in Air

2018

D. G. Papazoglou
V. Shumakova
S. Ališauskas
V. Yu Fedorov
Audrius Pugzlys
Andrius Baltuska
S. Tzortzakis

We report on precise experimental measurements of the electron plasma density in plasma strings generated in air by 3μm laser filaments using holography. We discuss the origin and impact of the high electron densities observed.

Keywords:

Optoelectronics
Holography
Physics
Far-infrared laser
Optics
Laser
Plasma
Electron
Lens (optics)
high electron
plasma density
mid infrared laser

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