Particle propagation and electron transport in gases

L Vialetto, H Sugawara, S Longo - Plasma, 2024 - mdpi.com
In this review, we detail the commonality of mathematical intuitions that underlie three
numerical methods used for the quantitative description of electron swarms propagating in a …

Insight into contraction dynamics of microwave plasmas for CO2 conversion from plasma chemistry modelling

P Viegas, L Vialetto, AJ Wolf, FJJ Peeters… - Plasma Sources …, 2020 - iopscience.iop.org
This work addresses plasma chemistry in the core of a vortex-stabilized microwave
discharge for CO 2 conversion numerically, focusing on the pressure-dependent contraction …

A multi-term Boltzmann equation toolset for low temperature plasmas

M Flynn, A Neuber, J Stephens - 2021 IEEE Pulsed Power …, 2021 - ieeexplore.ieee.org
Low temperature plasma (LTP) models, such as fluid and global models, frequently rely on
Boltzmann equation (BE) solvers for the fast calculation of rate and transport coefficients …

Benchmark calculations for anisotropic scattering in kinetic models for low temperature plasma

M Flynn, L Vialetto, A Fierro, A Neuber… - Journal of Physics D …, 2024 - iopscience.iop.org
Benchmark calculations are reported for anisotropic scattering in Boltzmann equation
solvers and Monte Carlo collisional models of electron swarms in gases. The work focuses …

Benchmarking of Monte Carlo flux simulations of electrons in CO2

L Vialetto, P Viegas, S Longo… - Plasma Sources Science …, 2020 - iopscience.iop.org
Electron velocity distribution functions (EVDFs) in CO 2 obtained by means of the Monte
Carlo flux (MCF) method are compared with results from two-term and multi-term Boltzmann …

The Chemical Origins of Plasma Contraction and Thermalization in CO2 Microwave Discharges

AW Van de Steeg, L Vialetto, AFS Silva… - The Journal of …, 2022 - ACS Publications
Thermalization of electron and gas temperature in CO2 microwave plasma is unveiled with
the first Thomson scattering measurements. The results contradict the prevalent picture of an …

Resolving discharge parameters from atomic oxygen emission

P Viegas, L Vialetto, AW van de Steeg… - Plasma Sources …, 2021 - iopscience.iop.org
A method is proposed to spatially resolve discharge parameters from experimental
measurements of emission intensity and 1D numerical simulations including an O atom …

Effect of anisotropic scattering for rotational collisions on electron transport parameters in CO

L Vialetto, AB Moussa, J van Dijk… - Plasma Sources …, 2021 - iopscience.iop.org
The role of anisotropic scattering in rotational collisions of electrons with CO molecules is
investigated numerically with Monte Carlo (MC) simulations and with calculations using the …

Plasma modeling and prebiotic chemistry: A review of the state-of-the-art and perspectives

G Micca Longo, L Vialetto, P Diomede, S Longo… - Molecules, 2021 - mdpi.com
We review the recent progress in the modeling of plasmas or ionized gases, with
compositions compatible with that of primordial atmospheres. The plasma kinetics involves …

Modeling Low Temperature Plasma for Discharge Mechanics in Insulating Gases

M Flynn - 2024 - ttu-ir.tdl.org
This work concerns the modeling of low temperature plasma using a Boltzmann equation
solver for topics in gaseous electrical discharge as is relevant for high voltage insulation and …