High time-resolved spectroscopy of filament plasma in air
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DOI: 10.1016/j.optcom.2018.09.007
Abstract: Abstract The results of spectral–temporal studies of the filament plasma emission in air with a time resolution of 2 ps were presented. The filament was created by laser radiation with pulse duration of 60 fs… read more here.
Keywords: filament plasma; spectroscopy; time; air ... See more keywords
Filament conductivity enhancement through nonlinear beam interaction.
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DOI: 10.1364/oe.401278
Abstract: Laser filament applications relying on filament plasma conductivity are limited by their low electron densities and corresponding short lifetimes. Filament plasma formation, an intensity-dependent process, is limited by the clamping of the filament core intensity.… read more here.
Keywords: filament conductivity; filament plasma; conductivity; conductivity enhancement ... See more keywords
Terahertz emission pattern from a single-color filament plasma.
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DOI: 10.1364/ol.476382
Abstract: We study the angular distribution of different spectral components of the terahertz emission from a single-color laser filament plasma. The opening angle of a terahertz cone is experimentally demonstrated to be proportional to the inverse… read more here.
Keywords: terahertz emission; single color; plasma; filament plasma ... See more keywords