Interacting Linear Modes in the Turbulent Flow of an Industrial Swirled Combustor

L Moczarski, NCW Treleaven, K Oberleithner… - AIAA Journal, 2024‏ - arc.aiaa.org
Swirled flows often feature global modes that become manifest as skew-symmetric helical
vortices, also known as precessing vortex cores, which dominate the flow dynamics. This …

Spectral dynamics of natural and forced supersonic twin-rectangular jet flow

B Yeung, OT Schmidt - arxiv preprint arxiv:2501.10894, 2025‏ - arxiv.org
We study the stationary, intermittent, and nonlinear dynamics of natural and forced
supersonic twin-rectangular turbulent jets using spectral modal decomposition. We …

Experimental Aerothermodynamics: Recent NASA Langley Capabilities and Contributions

ML Mason, SJ Rufer, BR Hollis, S Berry… - … FORUM AND ASCEND …, 2024‏ - arc.aiaa.org
A review is presented of recent research efforts that were conducted at the NASA Langley
Research Center in the Langley Aerothermodynamics Laboratory. An overview of the test …

Nonlinear Interactions in Non-Resonant, Homogeneous Turbulent Jets

A Nekkanti, E Pickering, T Colonius… - 30th AIAA/CEAS …, 2024‏ - arc.aiaa.org
Bispectral mode decomposition is used to investigate triadic interactions within a Mach 0.4
turbulent jet. We explore its potential to identify dominant triadic interactions and their …

NASA LaRC Hypersonic Experimental Aerothermodynamic Capabilities and Recent Contributions

ML Mason, SJ Rufer, BR Hollis, SA Berry… - AIAA Aviation …, 2024‏ - ntrs.nasa.gov
A review is presented of recent research, development, testing and evaluation
aerothermodynamic activities that have been conducted at the NASA Langley Research …

[PDF][PDF] Nonlinear interactions in turbulent jets

A Nekkanti, E Pickering, OT Schmidt, T Colonius - 2024‏ - authors.library.caltech.edu
Bispectral mode decomposition is used to investigate triadic interactions within a Mach 0.4
turbulent jet. We explore its potential to identify dominant triadic interactions and their …

High-Speed Self-Aligned Focusing Schlieren and Background-Oriented Schlieren with Pulsed Laser Illumination

BF Bathel, JM Weisberger, MT Boyda… - Laser Applications to …, 2024‏ - opg.optica.org
Laser light sources are commonly used in schlieren-based flow visualization techniques that
are in development at NASA Langley Research Center. Of particular interest are high …

Experimental Investigation of Boundary-Layer Transition on a Slender Cone at Mach 4

BR Jones - 2023‏ - search.proquest.com
Boundary-layer transition over a 5 degree half-angle straight cone model was examined in
University of Maryland's Multiphase flow Investigations Tunnel (MIST), a Mach 4 Ludweig …