Results 1 to 10 of about 1,657 (42)

Collisionless distribution function for the relativistic force-free Harris sheet [PDF]

open access: yes, 2011
A self-consistent collisionless distribution function for the relativistic analogue of the force-free Harris sheet is presented. This distribution function is the relativistic generalization of the distribution function for the non-relativistic ...
Neukirch, T., Stark, C. R.
core   +2 more sources

Uniform derivation of Coulomb collisional transport thanks to Debye shielding [PDF]

open access: yes, 2014
The effective potential acting on particles in plasmas being essentially the Debye-shielded Coulomb potential, the particles collisional transport in thermal equilibrium is calculated for all impact parameters $b$, with a convergent expression reducing ...
Doveil, Fabrice   +2 more
core   +3 more sources

Role of reconnection in inertial kinetic-Alfven turbulence

open access: yes, 2019
In a weakly collisional, low-electron-beta plasma, large-scale Alfv\'en turbulence transforms into inertial kinetic-Alfv\'en turbulence at scales smaller than the ion microscale (gyroscale or inertial scale).
Boldyrev, Stanislav, Loureiro, Nuno F.
core   +1 more source

Multiscale nature of the dissipation range in gyrokinetic simulations of Alfv\'enic turbulence

open access: yes, 2015
Nonlinear energy transfer and dissipation in Alfv\'en wave turbulence are analyzed in the first gyrokinetic simulation spanning all scales from the tail of the MHD range to the electron gyroradius scale.
Hammett, G. W.   +4 more
core   +1 more source

Axially and spherically symmetric solitons in warm plasma

open access: yes, 2011
We study the existence of stable axially and spherically symmetric plasma structures on the basis of the new nonlinear Schrodinger equation (NLSE) accounting for nonlocal electron nonlinearities. The numerical solutions of NLSE having the form of spatial
Chen   +18 more
core   +1 more source

Collisionless Reconnection in the Large Guide Field Regime: Gyrokinetic Versus Particle-in-Cell Simulations

open access: yes, 2014
Results of the first validation of large guide field, $B_g / \delta B_0 \gg 1$, gyrokinetic simulations of magnetic reconnection at a fusion and solar corona relevant $\beta_i = 0.01$ and solar wind relevant $\beta_i = 1$ are presented, where $\delta B_0$
Daughton, W.   +4 more
core   +1 more source

Tokamak-like Vlasov equilibria [PDF]

open access: yes, 2014
Vlasov equilibria of axisymmetric plasmas with vacuum toroidal magnetic field can be reduced, up to a selection of ions and electrons distributions functions, to a Grad-Shafranov-like equation.
Tasso, H., Throumoulopoulos, G. N.
core   +1 more source

Probing electron acceleration and X-ray emission in laser-plasma accelerator

open access: yes, 2013
While laser-plasma accelerators have demonstrated a strong potential in the acceleration of electrons up to giga-electronvolt energies, few experimental tools for studying the acceleration physics have been developed.
Bloom, M. S.   +8 more
core   +3 more sources

Quantum exchange interaction of spherically symmetric plasmoids

open access: yes, 2012
We study nano-sized spherically symmetric plasma structures which are radial nonlinear oscillations of electrons in plasma. The effective interaction of these plasmoids via quantum exchange forces between ions is described.
Anderson   +27 more
core   +1 more source

Pairing of charged particles in a quantum plasmoid

open access: yes, 2012
We study a quantum spherically symmetric object which is based on radial plasma oscillations. Such a plasmoid is supposed to exist in a dense plasma containing electrons, ions, and neutral particles.
Abrikosov A A   +19 more
core   +1 more source

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