Transverse evolution of a plasma channel in air induced by a femtosecond laser.
作者： Y. P. Deng , J. B. Zhu , Z. G. Ji , J. S. Liu , B. Shuai
DOI: 10.1364/OL.31.000546
关键词: Optics 、 Transverse plane 、 Filamentation 、 Plasma 、 Laser 、 Plasma channel 、 Diffraction 、 Femtosecond 、 Ultrashort pulse 、 Materials science
摘要: We investigate the evolution of filamentation in air by using a longitudinal diffraction method and plasma fluorescence imaging technique. The diameter single filament which intensity is clamped increases as energy pump light pulse increases, until multiple filaments appear.
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