8 June 2023Decay of a strong electromagnetic eave in near-critical plasmas due to the radiation loss effects: elementary process underlying the gamma flash generation (Conference Presentation)
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A theoretical study is made of the main regimes of interaction of relativistically strong electromagnetic waves with near critical density plasma under conditions in which the radiation from particles plays a dominant role. The discussion is focused on the electromagnetic wave dynamics in the case of the transverse and longitudinal mode nonlinear coupling. The radiation friction effects implemented into the theoretical model result in extremely fast, on the scale of few oscillation periods, decay of the wave with substantially high intensity. The consequences of the electromagnetic wave decay for the gamma-ray flash generation in laser-matter interaction are also discussed.
Sergei V. Bulanov
"Decay of a strong electromagnetic eave in near-critical plasmas due to the radiation loss effects: elementary process underlying the gamma flash generation (Conference Presentation)", Proc. SPIE PC12580, Research Using Extreme Light: Entering New Frontiers with Petawatt-Class Lasers V, PC1258009 (8 June 2023); https://doi.org/10.1117/12.2670543
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Sergei V. Bulanov, "Decay of a strong electromagnetic eave in near-critical plasmas due to the radiation loss effects: elementary process underlying the gamma flash generation (Conference Presentation)," Proc. SPIE PC12580, Research Using Extreme Light: Entering New Frontiers with Petawatt-Class Lasers V, PC1258009 (8 June 2023); https://doi.org/10.1117/12.2670543