Subharmonic eigenvalue orbits in the spectrum of pulsating Poiseuille flow

DOI10.1017/jfm.2022.515zbMath1506.76037OpenAlexW4285386251MaRDI QIDQ5089526

A. Hanifi, J. S. Kern, Dan S. Henningson

Publication date: 19 July 2022

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/jfm.2022.515

zbMATH Keywords

incompressible Navier-Stokes equationsexceptional pointeigenvalue decompositionOrr-Sommerfeld operatorshear-flow instabilitylinear disturbancenon-modal stability theoryperiodic amplification phasestrong non-normality

Mathematics Subject Classification ID

Navier-Stokes equations for incompressible viscous fluids (76D05) Parallel shear flows in hydrodynamic stability (76E05)

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