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Acta Optica Sinica, Volume. 42, Issue 1, 0114002(2022)

Full Current Model for Terahertz Wave Generation from Femtosecond Laser Filament Under External Electric Fields

Yuchen Hui and Jiayu Zhao*
Author Affiliations
  • School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China
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    Current spectrum of laser wake field and current spectra induced by different external electric field Eex(l)

    Fig. 1. Current spectrum of laser wake field and current spectra induced by different external electric field Eex(l)

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    Far-field radiation distributions of terahertz wave under longitudinal electric field Eex(l). (a) 0 kV/cm; (b) 5 kV/cm; (c) 10 kV/cm

    Fig. 2. Far-field radiation distributions of terahertz wave under longitudinal electric field Eex(l). (a) 0 kV/cm; (b) 5 kV/cm; (c) 10 kV/cm

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    Far-field THz radiation distributions under different transverse electric field Eex(t). (a) 0 kV/cm; (b) 0.1 kV/cm; (c) 1 kV/cm; (d) 10 kV/cm

    Fig. 3. Far-field THz radiation distributions under different transverse electric field Eex(t). (a) 0 kV/cm; (b) 0.1 kV/cm; (c) 1 kV/cm; (d) 10 kV/cm

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    Yuchen Hui, Jiayu Zhao. Full Current Model for Terahertz Wave Generation from Femtosecond Laser Filament Under External Electric Fields[J]. Acta Optica Sinica, 2022, 42(1): 0114002

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    Paper Information

    Category: Lasers and Laser Optics

    Received: May. 12, 2021

    Accepted: Jul. 13, 2021

    Published Online: Jan. 17, 2022

    The Author Email: Zhao Jiayu (zhaojiayu@usst.edu.cn)

    DOI:10.3788/AOS202242.0114002

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology