A novel approach to plasma channel radius determination and numerical modeling of electrical discharge machining process
Sign Up to like & getrecommendations! Published in 2020 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-020-2244-3
Abstract: In this investigation, a single discharge of electrical discharge machining (EDM) has been simulated using finite element method (FEM) to obtain the temperature distribution on the workpiece surface. The dimensions of discharge crater on workpiece… read more here.
Keywords: electrical discharge; discharge; plasma channel; process ... See more keywords
Weibel instability of a relativistic electron beam in a plasma channel
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.166630
Abstract: Abstract A nonlocal theory of Weibel instability of a relativistic electron beam, propagating through a plasma channel, is developed in the slab geometry. For beam density greater than the plasma density ( n 0 b… read more here.
Keywords: plasma channel; instability relativistic; beam; weibel instability ... See more keywords
An improved resistance model of positive subsonic plasma channels in water
Sign Up to like & getrecommendations! Published in 2023 at "Physics of Plasmas"
DOI: 10.1063/5.0128080
Abstract: The subsonic plasma channel and water can be regarded as series resistors in the pre-breakdown stage of sub-millisecond pulsed discharge in conductive water. An improved resistance model of the positive subsonic plasma channel is proposed.… read more here.
Keywords: resistance model; water; plasma channel; plasma ... See more keywords
Generation of tunable terahertz radiation by a laser pulse propagating in a magnetized plasma channel
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DOI: 10.1088/1555-6611/acce2b
Abstract: A study of the generation of terahertz (THz) radiation by propagation of a circularly polarized laser pulse in a parabolic plasma channel is presented. The laser–plasma system is embedded in a uniform axial magnetic field.… read more here.
Keywords: generation; plasma channel; radiation; laser pulse ... See more keywords
Three-dimensional modeling of intense unipolar THz pulses formation during their amplification in nonequilibrium extended Xe plasma channel.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.055203
Abstract: We develop a three-dimensional (3D) fully self-consistent model for analysis of an ultrashort THz pulse propagation and amplification in a nonequilibrium plasma channel formed in xenon by a femtosecond UV laser pulse. The model is… read more here.
Keywords: thz; plasma channel; geometry; thz pulses ... See more keywords