[HTML][HTML] Construction of a coarse-grain quasi-classical trajectory method. I. Theory and application to N2–N2 system

RL Macdonald, RL Jaffe, DW Schwenke… - The Journal of chemical …, 2018 - pubs.aip.org
This work aims to construct a reduced order model for energy transfer and dissociation in
non-equilibrium nitrogen mixtures. The objective is twofold: to present the Coarse-Grain …

Boltzmann rovibrational collisional coarse-grained model for internal energy excitation and dissociation in hypersonic flows

A Munafò, M Panesi, TE Magin - … Review E—Statistical, Nonlinear, and Soft …, 2014 - APS
A Boltzmann rovibrational collisional coarse-grained model is proposed to reduce a detailed
kinetic mechanism database developed at NASA Ames Research Center for internal energy …

Coarse-grain model for internal energy excitation and dissociation of molecular nitrogen

TE Magin, M Panesi, A Bourdon, RL Jaffe… - Chemical Physics, 2012 - Elsevier
A rovibrational collisional coarse-grain model has been developed to reduce a detailed
mechanism for the internal energy excitation and dissociation processes behind a strong …

Collisional radiative coarse-grain model for ionization in air

M Panesi, A Lani - Physics of Fluids, 2013 - pubs.aip.org
We present a reduced kinetic mechanism for the modeling of the behavior of the electronic
states of the atomic species in air mixtures. The model is built by lumping the electronically …

[HTML][HTML] Modeling of dissociation and energy transfer in shock-heated nitrogen flows

A Munafò, Y Liu, M Panesi - Physics of Fluids, 2015 - pubs.aip.org
This work addresses the modeling of dissociation and energy transfer processes in shock
heated nitrogen flows by means of the maximum entropy linear model and a newly …

[PDF][PDF] Development of numerical methods and study of coupled flow, radiation, and ablation phenomena for atmospheric entry

JB Scoggins - Université Paris-Saclay and VKI, 2017 - researchgate.net
This thesis focuses on the coupling between flow, ablation, and radiation phenomena
encountered in the stagnation region of atmospheric entry vehicles with carbon-phenolic …

Consistent multi-internal-temperatures models for nonequilibrium nozzle flows

A Guy, A Bourdon, MY Perrin - Chemical Physics, 2013 - Elsevier
A vibrational collisional model based on the database of the University of Bari is used to
investigate nonequilibrium phenomena in nitrogen nozzle flows. For the cases studied, the …

Coarse-grained modeling of thermochemical nonequilibrium using the multigroup maximum entropy quadratic formulation

MP Sharma, Y Liu, M Panesi - Physical Review E, 2020 - APS
This work addresses the construction of a reduced-order model based on a multigroup
maximum entropy formulation for application to high-enthalpy nonequilibrium flows. The …

QCT-based vibrational collisional models applied to nonequilibrium nozzle flows

A Munafo, M Panesi, RL Jaffe, G Colonna… - The European Physical …, 2012 - Springer
Thermal and chemical nonequilibrium effects are investigated in hypersonic nozzle
expanding flows by means of vibrational collisional models. The rate coefficients for …

State-to-State Master Equation and Direct Molecular Simulation Study of Energy Transfer and Dissociation for the N2–N System

RL Macdonald, E Torres… - The Journal of …, 2020 - ACS Publications
We present a detailed comparison of two high-fidelity approaches for simulating non-
equilibrium chemical processes in gases: the state-to-state master equation (StS-ME) and …