Oxygen discharges diluted with argon: dissociation processes

JT Gudmundsson… - Plasma Sources Science …, 2007 - iopscience.iop.org
We use a global (volume averaged) model to study the dissociation processes and the
presence of negative ions and metastable species in a low pressure high density O 2/Ar …

Benchmarked and upgraded particle-in-cell simulations of a capacitive argon discharge at intermediate pressure: The role of metastable atoms

DQ Wen, J Krek, JT Gudmundsson… - Plasma Sources …, 2021 - iopscience.iop.org
The capacitive argon discharge operated in the intermediate pressure regime is studied by
performing one-dimensional particle-in-cell Monte Carlo collision simulations. First, the …

Low pressure hydrogen discharges diluted with argon explored using a global model

AT Hjartarson, EG Thorsteinsson… - … Sources Science and …, 2010 - iopscience.iop.org
A steady state global (volume averaged) model is developed for a low pressure (1–100
mTorr) high density hydrogen discharge that is diluted with argon. The electron density …

On the E to H and H to E transition mechanisms in inductively coupled plasma

MH Lee, CW Chung - Physics of plasmas, 2006 - pubs.aip.org
Inductively coupled plasmas (ICP) exhibit two mode operations of capacitive coupling (E
mode) and inductive coupling (H mode), and the density jump and hysteresis have been …

Surface effects in a capacitive argon discharge in the intermediate pressure regime

JT Gudmundsson, J Krek, DQ Wen… - Plasma Sources …, 2022 - iopscience.iop.org
One-dimensional particle-in-cell/Monte Carlo collisional simulations are performed on a
capacitive 2.54 cm gap, 1.6 Torr argon discharge driven by a sinusoidal rf current density …

Gas temperature and electron temperature measurements by emission spectroscopy for an atmospheric microplasma

D Mariotti, Y Shimizu, T Sasaki… - Journal of applied …, 2007 - pubs.aip.org
A microplasma suitable for material processing at atmospheric pressure in argon and argon-
oxygen mixtures is being studied here. The microplasma is ignited by a high voltage dc …

On the hysteresis in E to H and H to E transitions and the multistep ionization in inductively coupled plasma

MH Lee, KH Lee, DS Hyun, CW Chung - Applied physics letters, 2007 - pubs.aip.org
Plasma densities, E to H and H to E transition coil currents, and electron energy distribution
functions (EEDFs) are measured at various argon pressures in an inductively coupled …

Argon metastables in HiPIMS: validation of the ionization region model by direct comparison to time resolved tunable diode-laser diagnostics

GD Stancu, N Brenning, C Vitelaru… - … Sources Science and …, 2015 - iopscience.iop.org
The volume plasma interactions of high power impulse magnetron sputtering (HiPIMS)
discharges operated with a Ti target is analyzed in detail by combining time-resolved …

[HTML][HTML] Jump and hysteresis of plasma density in the spatial afterglow of inductively coupled plasmas

Y Zhang, W Yang, F Gao, YN Wang - Physics of Plasmas, 2024 - pubs.aip.org
In this work, jump and hysteresis of plasma density between low-density (LD) and high-
density (HD) in the spatial afterglow of inductively coupled plasmas are experimentally …

A global model study of plasma chemistry and propulsion parameters of a gridded ion thruster using argon as propellant

B Magaldi, J Karnopp, A da Silva Sobrinho, R Pessoa - Plasma, 2022 - mdpi.com
This work reports on the (zero-dimensional) global model study of argon plasma chemistry
for a cylindrical thruster based on inductively coupled plasma (ICP) whose output has a …