Hydrodynamic model for a vacuum arc operated with background gas: Theory and experimental validation

D Grondona, H Kelly, FO Minotti - Journal of applied physics, 2006 - pubs.aip.org
A stationary, one-dimensional fluid model is presented to describe the interelectrode region
of a nonfiltered vacuum arc operated with a background gas. The model includes the …

Vacuum arc plasma jet interaction with neutral ambient gas

E Gidalevich, S Goldsmith… - Journal of Physics D …, 2000 - iopscience.iop.org
Vacuum arc plasma jet (VAPJ) propagation in a neutral nitrogen atmosphere has been
calculated numerically on the basis of a hydrodynamic description. It was assumed that the …

Structure of plasmas generated by the interaction between metallic ions and neutral gas particles in a low-pressure arc

H Kelly, A Lepone, F Minotti - Journal of Applied Physics, 2000 - pubs.aip.org
A numerical solution for the metallic-plasma-neutral-gas structure generated in a low-
pressure arc is presented. The equations correspond to a spherically symmetric fluid-like …

Spatial density profiles of metallic ions with different charge states from a vacuum arc operated with background gas

A Lepone, H Kelly - Journal of Physics D: Applied Physics, 2001 - iopscience.iop.org
A theoretical study of the ion density profiles resulting from the interaction between metallic
plasma ejected from cathode spots and background neutral gas is presented. The model …

Modeling of nonstationary vacuum arc plasma jet interaction with a neutral background gas

E Gidalevich, S Goldsmith, RL Boxman - Journal of Applied Physics, 2001 - pubs.aip.org
A plasma beam formed by a stationary vacuum arc source with a copper cathode is
considered as a supersonic hydrodynamic jet interacting by collisions with a neutral …

Differences in the metallic plasma-neutral gas structure in a vacuum arc operated with nitrogen and argon

D Grondona, A Márquez, F Minotti, H Kelly - Journal of applied physics, 2004 - pubs.aip.org
Ion current and electron temperature are measured using electrostatic probes in a dc,
nonfiltered vacuum arc operated with argon and nitrogen as filling gases in the pressure …

Two-dimensional fluid model for the inter-electrode region of a non-filtered vacuum arc

FO Minotti, H Kelly, A Lepone - Plasma Sources Science and …, 2002 - iopscience.iop.org
A simplified two-dimensional model which describes the inter-electrode region of a non-
filtered vacuum arc with a cylindrical geometry is developed. The model includes elastic …

Vacuum arc plasma jet influence on the device neutral atmosphere

E Gidalevich - Plasma Sources Science and Technology, 2001 - iopscience.iop.org
The interaction of a vacuum arc plasma jet (VAPJ) with the neutral atmosphere filling the
plasma duct in a vacuum arc plasma coating system was modelled. The VAPJ velocity, ion …

Plasma-Neutral Gas Structure in a Magnesium Cathodic Arc Operating at Oxygen Gas with Experimental Comparison

D Zhu, C Zheng, D Chen, Z He - Plasma Science and Technology, 2013 - iopscience.iop.org
The plasma-neutral gas structure generated in a magnesium cathodic arc operated with
oxygen gas at a constant current of 50 A has been investigated by employing a simplified …

Experimental investigation of ion parameters in a cathodic arc plasma operated with nitrogen gas

D Grondona, H Kelly, A Marquez… - IEEE transactions on …, 2000 - ieeexplore.ieee.org
The ion kinetic energy and ion density was determined for the plasma generated in the outer
region of the arc channel in a pulsed low-pressure cathodic arc. The device was operated …