Role of excimer formation and induced photoemission on the Ar metastable kinetics in atmospheric pressure Ar–NH3 dielectric barrier discharges

R Robert, G Hagelaar, N Sadeghi… - Plasma Sources …, 2022 - iopscience.iop.org
Tunable diode laser absorption spectroscopy was used to record the space-and time-
resolved number density of argon metastable atoms, Ar (1s 3)(Paschen notation), in plane-to …

Time-resolved study of the electron temperature and number density of argon metastable atoms in argon-based dielectric barrier discharges

E Desjardins, M Laurent… - Plasma Sources …, 2018 - iopscience.iop.org
A combination of optical emission spectroscopy and collisional-radiative modelling is used
to determine the time-resolved electron temperature (assuming Maxwellian electron energy …

Influence of the RF voltage amplitude on the space-and time-resolved properties of RF–LF dielectric barrier discharges in α–γ mode

R Robert, N Sadeghi, G Hagelaar… - Plasma Sources …, 2024 - iopscience.iop.org
This work reports the results of an experimental and modeling study on dual-frequency Ar–
NH 3 dielectric barrier discharges (DBDs) exhibiting the α–γ transition. A combination of …

On the Ar (1s5) density distribution in a flow-driven DBD at intermediate pressure

R Bansemer, J Winter, A Schmidt-Bleker… - Plasma Sources …, 2020 - iopscience.iop.org
Absolute densities of Ar (1s 5) metastable atoms have been measured temporally and
spatially resolved in an intermediate-pressure dielectric barrier discharge using laser atomic …

Identification of the different diffuse dielectric barrier discharges obtained between 50 kHz to 9 MHz in Ar/NH3 at atmospheric pressure

R Bazinette, R Subileau, J Paillol… - … Sources Science and …, 2014 - iopscience.iop.org
The aim of this work was to identify the different diffuse dielectric barrier discharges (DBDs)
obtained in the same electrode configuration and in the same gas for an excitation …

Metastable Ar (1s5) density dependence on pressure and argon-helium mixture in a high pressure radio frequency dielectric barrier discharge

DJ Emmons, DE Weeks, B Eshel… - Journal of Applied …, 2018 - pubs.aip.org
Simulations of an α-mode radio frequency dielectric barrier discharge are performed for
varying mixtures of argon and helium at pressures ranging from 200 to 500 Torr using both …

An investigation of Ar metastable state density in low pressure dual-frequency capacitively coupled argon and argon-diluted plasmas

WY Liu, Y Xu, YX Liu, F Peng, Q Guo, XS Li… - Journal of Applied …, 2015 - pubs.aip.org
An tunable diode laser absorption spectroscopy has been used to determine the Ar*(3P2)
and Ar*(3P0) metastable atoms densities in dual-frequency capacitively coupled plasmas …

[HTML][HTML] Characterization of an RF-driven argon plasma at atmospheric pressure using broadband absorption and optical emission spectroscopy

G Nayak, M Simeni Simeni, J Rosato… - Journal of Applied …, 2020 - pubs.aip.org
Atmospheric pressure plasmas in argon are of particular interest due to the production of
highly excited and reactive species enabling numerous plasma-aided applications. In this …

Influence of the excitation frequency on the density of helium metastable atoms in an atmospheric pressure dielectric barrier discharge

JS Boisvert, N Sadeghi, J Margot… - Journal of Applied …, 2017 - pubs.aip.org
Diffuse dielectric barrier discharges in atmospheric-pressure helium can be sustained over a
wide range of excitation frequencies (from, but not restricted, 25 kHz to 15 MHz). The aim of …

Influence of nanoparticle formation on the time and the space resolved metastable density in argon-acetylene plasmas

I Stefanović, N Sadeghi, J Winter… - … Sources Science and …, 2017 - iopscience.iop.org
Different diagnostic techniques are used to monitor the dynamics of electrons and Ar*(1s 5)
metastable atoms in the active plasma phase and in the afterglow of a capacitively coupled …