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The special form of an electric discharge - "burn-through" in regard to the ball lightning problem has been considered. Having been carried out within closed volume, this mode of erosive discharge has shown the series of clear differences…

Plasma Physics · Physics 2007-05-23 S. E. Emelin

The equilibrium size and temperature limits of thermally and chemically equilibrated $e^+e^-\gamma$ plasma drops are investigated at a given energy content. For a plasma to be equilibrated it must be opaque to electron and photon…

Plasma Physics · Physics 2010-04-29 Inga Kuznetsova , Dieter Habs , Johann Rafelski

Brown, Preston, and Singleton (BPS) produced an analytic calculation for energy exchange processes for a weakly to moderately coupled plasma: the electron-ion temperature equilibration rate and the charged particle stopping power. These…

Plasma Physics · Physics 2009-06-26 Lowell S. Brown , Robert L. Singleton

Expressions for the ion and electron thermal forces acting on a charged grain, suspended in a weakly ionized plasma subject to temperature gradients, are derived. The main emphasize is on the conditions pertinent to the investigations of…

Plasma Physics · Physics 2013-01-15 Sergey A. Khrapak

Critical temperature Tc for the nuclear liquid-gas phase transition is stimated both from the multifragmentation and fission data. In the first case,the critical temperature is obtained by analysis of the IMF yields in p(8.1 GeV)+Au…

We study the onset of electron heating in intense laser-solid interactions and its impact on the spectral quality of radiation pressure accelerated ions in both hole boring and light sail regimes. Two- and three-dimensional particle-in-cell…

Plasma Physics · Physics 2022-11-01 H. -G. Jason Chou , Anna Grassi , Siegfried H. Glenzer , Frederico Fiuza

We describe a new modeling approach to develop a more quantitative understanding of the charge state distributions of the ions of various elements detected in situ during halo Coronal Mass Ejection (CME) events by the Advanced Composition…

Astrophysics · Physics 2019-08-19 Cara E. Rakowski , J. Martin Laming , Susan T. Lepri

The present paper is a concluding part of the series [N.B. Volkov and A.M. Iskoldsky: 1; 2; [1], [2]]. Here on the basis of the results of the above papers the experiments on the electric explosion in conductors have been discussed and the…

chao-dyn · Physics 2016-08-31 N B Volkov , A M Iskoldsky

Within the problem of the finding of the mean potential energy of the charged particle in the plasma in this work a classification of physical systems (electrolytes, dusty plasmas, plasmas) is made based on consideration, or lack thereof,…

Plasma Physics · Physics 2017-03-23 A. A. Mihajlov , Lj. M. Ignjatovic , V. A. Sreckovic

The dynamics of electric field generation and radial acceleration of ions by a laser pulse of relativistic intensity propagating in an underdense plasma has been investigated using an one-dimensional electrostatic, ponderomotive model…

Plasma Physics · Physics 2008-07-30 A. Macchi , F. Ceccherini , F. Cornolti , S. Kar , M. Borghesi

Ultracold neutral plasmas, formed by photoionizing laser-cooled atoms near the ionization threshold, have electron temperatures in the 1-1000 kelvin range and ion temperatures from tens of millikelvin to a few kelvin. They represent a new…

Atomic Physics · Physics 2009-11-13 T. C. Killian , T. Pattard , T. Pohl , J. M. Rost

This paper presents a detailed study of chromospheric evaporation using the EUV Imaging Spectrometer (EIS) onboard Hinode in conjunction with HXR observations from RHESSI. The advanced capabilities of EIS were used to measure Doppler shifts…

Solar and Stellar Astrophysics · Physics 2015-05-13 Ryan O. Milligan , Brian R. Dennis

The charge state distribution (CSD) of the projectile ions through solid targets in the intermediate energy range (1 MeV/u $<$ E $<$ 4 MeV/u) has a major impact on the collision of the ion atom and accelerator physics. We explore the mean…

Atomic Physics · Physics 2025-03-28 Manpreet Kaur , Sanjeev Kumar , T. Nandi

Emission lines from highly-excited states (n >= 5) of H- and He-like ions have been detected in astrophysical sources and fusion plasmas. For such excited states, R-matrix or distorted wave calculations for electron-impact excitation are…

Instrumentation and Methods for Astrophysics · Physics 2016-08-17 L. Fernandez-Menchero , G. Del Zanna , N. R. Badnell

A numerical study on ion acceleration in electrostatic shock waves is presented, with the aim of determining the best plasma configuration to achieve quasi-monoenergetic ion beams in laser-driven systems. It was recently shown that tailored…

Plasma Physics · Physics 2018-03-14 E. Boella , F. Fiúza , A. Stockem Novo , R. Fonseca , L. O. Silva

A recently introduced method utilizing dimensional continuation is employed to compute the energy loss rate for a non-relativistic particle moving through a highly ionized plasma. No restriction is made on the charge, mass, or speed of this…

Plasma Physics · Physics 2009-11-11 Lowell S. Brown , Dean L. Preston , Robert L. Singleton

Dynamical dipole $\gamma$-ray emission in heavy-ion collisions is explored in the framework of the quantum molecular dynamics model. The studies are focused on systems of $^{40}$Ca bombarding $^{48}$Ca and its isotopes at different incident…

Nuclear Theory · Physics 2010-11-19 H. L. Wu , W. D. Tian , Y. G. Ma , X. Z. Cai , J. G. Chen , D. Q. Fang , W. Guo , H. W. Wang

In this study, we conduct 2D3V Particle-In-Cell simulations of hollow cathodes, encompassing both the channel and plume region, with an emphasis on plasma switch applications. The plasma in the hollow cathode channel can exhibit kinetic…

The existence of low frequency waveguide modes of ion acoustic waves is demonstrated in magnetized plasmas for electron temperature striated along the magnetic field lines. At higher frequencies, in a band between the ion cyclotron and the…

Plasma Physics · Physics 2010-04-28 P. Guio , H. L. Pecseli

We evaluate various analytical models for the electron-ion energy transfer and compare the results to data from molecular dynamics (MD) simulations. The models tested includes energy transfer via strong binary collisions, Landau-Spitzer…

Plasma Physics · Physics 2014-03-05 J. Vorberger , D. O. Gericke