2 papers
physics.flu-dyn2026
Stable, Compact, and Direct Ghost-Cell Reconstruction: A Non-Iterative Approach for Embedded-Boundary Methods
Narsimha Reddy Rapaka, Pankaj Jagad, Yacine Addad +1
A direct, analytical, non-iterative ghost-cell reconstruction framework is developed for Cartesian-grid embedded-boundary methods. Analytical expressions impose Dirichlet and Neuma…
physics.flu-dyn2023
A hybrid discrete exterior calculus and finite difference method for anelastic convection in spherical shells
Hamid Hassan Khan, Pankaj Jagad, Matteo Parsani
The present work develops, verifies, and benchmarks a hybrid discrete exterior calculus and finite difference (DEC-FD) method for density-stratified thermal convection in spherical…