Robust measurements of the electron-neutral collision frequency using plasma impedance probes
Sign Up to like & getrecommendations! Published in 2021 at "Advances in Space Research"
DOI: 10.1016/j.asr.2021.08.015
Abstract: Abstract Local measurement of ionospheric parameters such as electron density, electron neutral collision frequency, neutral density, and the background temperature has a great benefit to improve the empirical models and validate remote observations of the… read more here.
Keywords: plasma; neutral collision; electron neutral; impedance ... See more keywords
On a generalized framework for turbulent collision frequency models in flotation: The road from past inconsistencies to a concise algebraic expression for fine particles.
Sign Up to like & getrecommendations! Published in 2020 at "Advances in colloid and interface science"
DOI: 10.1016/j.cis.2020.102270
Abstract: Process modeling is a valuable tool for process design and optimization. Nonetheless, the extent of its use depends on the physical complexity of each particular application. Flotation is one of the most complex processes to… read more here.
Keywords: generalized framework; collision; fine particles; collision frequency ... See more keywords
Propagation of terahertz electromagnetic waves in a magnetized plasma with inhomogeneous electron density and collision frequency
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.4973654
Abstract: This study theoretically analyzes the propagation properties of terahertz (THz) electromagnetic waves in a magnetized plasma that is inhomogeneous in both collision frequency and electron density. Three parabolic profiles are adopted to describe the inhomogeneity… read more here.
Keywords: propagation; electron density; collision frequency;
Neoclassical quasilinear theory and universal collision frequency landscape in wave-particle interaction in tokamaks
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Plasmas"
DOI: 10.1063/1.5046112
Abstract: The neoclassical quasilinear theory is extended to the collisional boundary layer and 1 / ν regimes. The theory is for electromagnetic waves with frequencies lower than the bounce frequency of the trapped particles and wavelengths… read more here.
Keywords: frequency; particle; neoclassical quasilinear; quasilinear theory ... See more keywords
Transient non-classical transport in the hollow cathode plume I: measurements of time-varying electron collision frequency
Sign Up to like & getrecommendations! Published in 2020 at "Plasma Sources Science and Technology"
DOI: 10.1088/1361-6595/abb0ce
Abstract: Electrostatic probes are employed to measure the time-variations in electron collision frequency due to a large-scale, low-frequency, plasma instability in a high-current hollow cathode plasma discharge (plume mode oscillation). Time-resolved measurements of ion acoustic turbulence… read more here.
Keywords: electron collision; frequency; time; hollow cathode ... See more keywords
On Waveguide’s Critical Corona Breakdown Thresholds Dependence on the Collision Frequency Between Electrons and Air
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Plasma Science"
DOI: 10.1109/tps.2019.2897081
Abstract: The collision frequencies between electrons and air molecules are important parameters when analyzing electrical breakdown. Different values for the collision frequency in atmospheric air have been reported in academic literature; the current analysis method for… read more here.
Keywords: collision; breakdown; collision frequency; electrons air ... See more keywords
OPTIMIZATION STUDY OF RADAR CROSS SECTION REDUCTION BY AN INHOMOGENEOUS COLLISIONAL MAGNETIZED PLASMA
Sign Up to like & getrecommendations! Published in 2019 at "Progress In Electromagnetics Research C"
DOI: 10.2528/pierc19041608
Abstract: Recursive convolution FDTD method is employed to study the bistatic radar cross section (RCS) of a conductive plate covered with an inhomogeneous magnetized plasma shroud. The results of numerical simulations reveal that for a plasma… read more here.
Keywords: rcsr; collision frequency; magnetic field;