Optimization of microwave emission from laser filamentation with a machine learning algorithm.
Sign Up to like & getrecommendations! Published in 2021 at "Applied optics"
DOI: 10.1364/ao.426240
Abstract: We demonstrate that is it possible to optimize the yield of microwave radiation from plasmas generated by laser filamentation in atmosphere through manipulation of the laser wavefront. A genetic algorithm controls a deformable mirror that… read more here.
Keywords: laser filamentation; laser; filamentation; optimization microwave ... See more keywords
Interdigitated photoconductive antenna-based two-color femtosecond laser filamentation THz time-domain spectral detection.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.456194
Abstract: Two-color femtosecond (fs) laser filamentation in the gas medium is an effective way to generate broadband and high intensity terahertz (THz) pulse. The interdigitated photoconductive antenna (iPCA) has the advantages of both broadband detection and… read more here.
Keywords: two color; laser filamentation; thz;
Giant enhancement of acoustic and fluorescence emission from an off-axis reflective femtosecond laser filamentation system.
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DOI: 10.1364/oe.473776
Abstract: Femtosecond laser filamentation propagating tens of meters to several kilometers with high intensity in the atmosphere has been demonstrated as a powerful tool for remote sensing. In contrast to the refractive systems, the reflective optical… read more here.
Keywords: femtosecond laser; filamentation; axis reflective; laser filamentation ... See more keywords
The impact of groupvelocity dispersion on femtosecond laser filamentation with higher-order Kerr effect at different atmospheric pressures
Sign Up to like & getrecommendations! Published in 2023 at "Lithuanian Journal of Physics"
DOI: 10.3952/physics.2023.63.2.1
Abstract: The impact of group velocity dispersion (GVD) on femtosecond laser filamentation with the higher-order Kerreffect is studied at different atmospheric pressures. The results show that GVD makes the collapse distance to not meet the semi-empirical… read more here.
Keywords: femtosecond laser; effect; higher order; filamentation higher ... See more keywords