Electron Energy Distribution Function j
Simulation of high energy tail of electron distribution function
... total energy of the electron gas is conserved during the electron-electron collisions and thus the velocity distribution must be normalized: v e (t dt) v′ e (t dt) ...constant ...
9
Plasma asymmetry, electron and ion energy distribution function in capacitive discharges excited by tailored waveforms
... the electron plasma frequency (𝑓 !" = 𝑛 ! 𝑒 ! 𝜀 ! 𝑚 ! /2𝜋) respectively so that the stability and accuracy criterion of PIC can be ...secondary electron emission is also ignored for the sake of ...
18
Effects of Microwave Frequency on Electron Energy Distribution Function and Air Breakdown Using the Fluid Model
... non-equilibrium electron energy distribution function (EEDF) obtained via solving the Boltzmann equation is introduced into the fluid model,and the effects of the microwave frequency on the ...
9
Stability of the strahl electron distribution function and its dynamics
... the electron pitch angle diffusion are excited by the instability caused by anisotropy of the strahl electron ve- locity ...more energy in parallel motion because of their narrow pitch angle ...
5
Numerical Analysis of Electron Energy Distribution Function and Its Effects on the H− Production in Linac4 H− Source
... molecule and the production rate of H atom has been es- timated using the EEDFs obtained by the numerical simu- lation. Non-equilibrium characteristics of the EEDF have been taken into account by kinetic EM-PIC ...
5
Influence of superelastic vibrational collisions on the relaxation of the electron energy distribution function in N2 post discharge regimes
... the electron energy distribution function (edf) in N2 post discharge regime has been studied by solving the Boltzmann equation without the term due to the electric ...
5
Expansion of a plasma into vacuum with a bi-Maxwellian electron distribution function
... Let us consider a plasma slab with a large value of the ratio of densities y u , i.e., y u ≫ 1. This regime of plasma expansion is academic because it does not fit with the plasma obtained in laser plasma experiments. ...
5
Studies of Electron Energy Distribution Function (EEDF) in Lithium Vapor Excitation at 2S→3D Two Photon Resonance
... the Electron Energy Dis- tribution Function (EEDF) in laser excited lithium vapor at 2s→3d two-photon ...photoionization, electron collisions and radiative interactions that come into play ...
19
ION ENERGY DISTRIBUTION FUNCTION MEASURED BY RETARDING FIELD ENERGY ANALYZERS
... 1. Diffusion and Boltzmann expansion 2. RF oscillating sheaths for IEDF tailoring 4. Double Layers and beam instabilities 5. Positive and negative ion beams.. RFEA principle electron [r] ...
28
The electron energy distribution during HF pumping, a picture painted with all colors
... the electron energy distribution has long been a central question in the field of high- frequency radio-induced optical emission ...the electron energy distribution ...
8
Hard electron energy distribution in the relativistic shocks of gamma-ray burst afterglows
... high energy range which can be achieved by upcoming satellites GLAST and ASTROSAT will shed more lights on these ...a function of the assumed value of ambient medium ...equivalent energy in γ-rays ∼ ...
17
Reconstruction of superthermal electron velocity distribution function from electron cyclotron spectra at down-shifted frequencies in tokamak T-10
... The results obtained here for main characteristics of the superthermal electron VDF pose a question about possible mechanism of generating such superthermal electrons. Indeed, without ECRH the existence of ...
6
Studying the Electron Energy Distribution Function (EEDF) and Electron Transport Coefficients in SF6 – He Gas Mixtures by Solving the Boltzmann Equation R. H. Jassim | Assist. Prof. M. K. Jassim
... the electron energy distribution function EEDF and then the corresponding transport coefficients for various ratios of SF 6 and the ...
7
Determining the radial distribution function of water using electron scattering: A key to solution phase chemistry
... previous electron diffraction studies on water, the ELC is capable of producing a repeatable thin water layer, which allows image acquisition for a longer ...radial distribution function for the ...
10
Study of Electronic Properties of III-Nitrides and Carbon Nanotubes by Electron Energy Distribution Analysis
... a function of the applied voltage for the clean and adsorbate states represented by dotted and full curves, ...the energy distribution was only ...the energy shift was ...
161
Numerical Study of the Electron Lateral Distribution in Atmospheric Showers of High Energy Cosmic Rays
... lateral distribution of electrons in an atmospheric cascade can lead to useful conclusions on the mass and energy of the primary cosmic ...NKG function expressing the lateral distribution of ...
5
Burnett function expansions with a bi-Maxwellian weight function for electron
... high energy tail of the distribution function, convergence of the expansion rapidly deteriorates and may not be ...weight function to improve convergence by the use of a model interaction ...
15
Numerical Study of the H0 Atomic Density and the Balmer Line Intensity Profiles in a Hydrogen Negative Ion Source with the Effect of Non-Equilibrium Electron Energy Distribution Function
... spatial distribution of the negative ion den- sity in the extraction region (distance from the plasma grid to be Z 30 mm) via Mutual Neutralization (MN) pro- cess in this region ...via electron impact (See ...
8
Chemistry Publications Chemistry 1996 An electron-stimulated desorption ion angular distribution and low-energy electron diffraction investigation of CF3I on Ru(001)
... Also visible at low CF 3 I exposures, albeit faintly, is a large hexagonal pattern, shown in Figure 5 for a 30% saturation exposure flashed to 500 K. (The small hexagon is unresolved due to the high channel plate gain.) ...
11
Electron velocity distribution and lion roars in the magnetosheath
... the electron temperature anisotropy A e is either negative or very close to zero for most of the time except for a few periods where we find positive A e , though we observe lion roars throughout in the ...
11