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physics.flu-dyn2025
Rethinking Pipe Flow Stability: Insights from a Meshless Global Analysis
Akash Unnikrishnan, Vinod Narayanan
Despite extensive experimental evidence of turbulence in Hagen Poiseuille flow, linear stability analysis has not yet confirmed its instability. One challenge is the singularity in…
physics.flu-dyn2024
Bifurcation in narrow gap spherical Couette flow
Ananthu J. P., Manjul Sharma, Sameen A. +1
Incompressible Navier-Stokes equations in the spherical coordinates are solved using a pseudo-spectral method to simulate the problem of spherical Couette flow. The flow is investi…