Spectrum of Terahertz Emission from Single-Color Filament Plasma under Different Laser Beam Focusing

The spectrum of terahertz radiation generated in plasma of a single-color laser filament is observed, using a new technique based on obtaining two-dimensional angular distributions at different frequencies. It is shown that the maximum of the spectrum occurs in the low-frequency region for different...

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Bibliographic Details
Main Authors: Georgy Rizaev, Dmitrii Pushkarev, Leonid Seleznev
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Photonics
Subjects:
Online Access:https://www.mdpi.com/2304-6732/10/10/1161