Comparative analysis of reduced-order spectral models and grouping strategies for non-equilibrium radiation

A Sahai, CO Johnston, B Lopez, M Panesi - Journal of Quantitative …, 2020 - Elsevier
Radiative transfer calculations in complex three-dimensional domains are plagued by
computational bottlenecks due to the combined cost of resolving spectral, angular, and …

On Computationally Efficient Radiative Transfer Calculations for Three-dimensional Entry Problems

A Sahai, CO Johnston - AIAA SCITECH 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0204. vid The current work
presents an efficient simulation framework for rigorously modeling radiative fields emanating …

Reduced-order modeling of non-Boltzmann thermochemistry and radiation for hypersonic flows

A Sahai - 2019 - ideals.illinois.edu
The non-equilibrium aerothermal environment during hypersonic flows is determined by the
interaction between a multitude of disparate physical phenomena with varying characteristic …