Implementation of self-aligned focusing Schlieren for hypersonic boundary layer measurements

JL Hill, MP Borg, EK Benitez, CL Running… - AIAA SciTech 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-2438. vid A self-aligned focusing
schlieren (SAFS) apparatus based on a recently published design is implemented for the …

Global reconstruction of hypersonic boundary layer disturbance modes

JL Hill, EK Benitez, MP Borg, MF Reeder - AIAA SciTech 2023 Forum, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0869. vid The reconstruction of
globally-consistent hypersonic boundary layer disturbance modes from experimental …

Nitric-Oxide Ionization Induced Flow Tagging and Imaging for Near-Surface Velocimetry in Hypersonic Boundary Layers

BS Leonov, AN Moran, J White, A Dogariu… - … FORUM AND ASCEND …, 2024 - arc.aiaa.org
In this paper, the authors describe an experimental demonstration of Nitric-oxide ionization
induced Flow Tagging and Imaging (NiiFTI) in near-surface velocimetry applications. The …

Leading-edge curvature influence on hypersonic boundary layer transition

JL Hill, MP Borg, MW Tufts, EK Benitez… - AIAA SCITECH 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-0098. vid A series of experiments
were performed in the Air Force Research Laboratory Mach-6 Ludwieg Tube using a …

Three-dimensional receptivity of hypersonic sharp and blunt cones to free-stream planar waves using hierarchical input-output analysis

DA Cook, JW Nichols - Physical Review Fluids, 2024 - APS
Understanding the receptivity of hypersonic flows to free-stream disturbances is crucial for
predicting laminar to turbulent boundary layer transition. Input-output analysis as a …

Linear and Nonlinear Disturbance Evolution on the Frustum of Hypersonic Ogive Cylinders

H Goparaju, KC Kanawade, S Unnikrishnan… - AIAA Journal, 2023 - arc.aiaa.org
Aspects of transition mechanisms on a 14° sharp-nosed ogive cylinder at Mach 6 are
elucidated by considering linear and nonlinear disturbance evolution of freestream …

Input/output analysis of hypersonic boundary layers using hybridizable discontinuous Galerkin methods

JW Nichols - AIAA SCITECH 2024 Forum, 2024 - arc.aiaa.org
We investigate hypersonic boundary layer instability and receptivity for using Input/Output
(I/O) analysis. Our approach directly incorporates of effects of multiple modes of instability as …

Effect of geometric and thermal parameters on sensitivity and stability of ogive-cylinder forebody flows

K Kanawade, U Sasidharan, DV Gaitonde - AIAA AVIATION 2023 …, 2023 - arc.aiaa.org
View Video Presentation: https://doi. org/10.2514/6.2023-3708. vid A computational
approach is used to evaluate the parametric effect of geometric and thermal conditions on …