Physics and measurement of aero-optical effects: past and present

EJ Jumper, S Gordeyev - Annual Review of Fluid Mechanics, 2017 - annualreviews.org
The field of aero-optics is devoted to the study of the effects of turbulent flow fields on laser
beams projected from airborne laser systems. This article reviews the early and present …

Imaging techniques for mapping solution parameters, growth rate, and surface features during the growth of crystals from solution

S Verma, PJ Shlichta - Progress in crystal growth and characterization of …, 2008 - Elsevier
This review summarizes the optical, electromagnetic, and acoustic imaging techniques that
are in use or available for mapping convection, temperature, and solute concentration in the …

The optical distortion mechanism in a nearly incompressible free shear layer

EJ Fitzgerald, EJ Jumper - Journal of Fluid Mechanics, 2004 - cambridge.org
The aero-optical distortions caused by compressible flows have been used by researchers
for flow diagnostics and accepted by designers of airborne optical systems as a performance …

Optical tomographic imaging of dynamic features of dense-scattering media

RL Barbour, HL Graber, Y Pei, S Zhong, CH Schmitz - JOSA A, 2001 - opg.optica.org
Methods used in optical tomography have thus far proven to produce images of complex
target media (eg, tissue) having, at best, relatively modest spatial resolution. This presents a …

Stereoscopic imaging and reconstruction of the 3D geometry of flame surfaces

WB Ng, Y Zhang - Experiments in Fluids, 2003 - Springer
Stereoscopic imaging and reconstruction of turbulent impinging diffusion flames have been
demonstrated. The 3D geometry of the flame surface is reconstructed from any pair of stereo …

Fast-convergent algorithm for speckle-based phase retrieval and a design for dynamic wavefront sensing

PF Almoro, AMS Maallo, SG Hanson - Applied optics, 2009 - opg.optica.org
Wavefront reconstruction is carried out using sequentially recorded speckle patterns and an
iterative phase retrieval method based on wave propagation. A novel fast-convergent …

Abel inversion of deflectometric measurements in dynamic flows

AK Agrawal, BW Albers, DVW Griffin - Applied Optics, 1999 - opg.optica.org
We present an Abel-inversion algorithm to reconstruct mean and rms refractive-index
profiles from spatially resolved statistical measurements of the beam-deflection angle in time …

Reconstruction of the concentration field around a growing KDP crystal with schlieren tomography

A Srivastava, K Muralidhar, PK Panigrahi - Applied optics, 2005 - opg.optica.org
Salt concentration distribution around a potassium dihydrogen phosphate (KDP) crystal
growing from its aqueous solution has been experimentally determined using a laser …

Development of 3D background oriented schlieren with a plenoptic camera

A Bichal - 2015 - search.proquest.com
This dissertation investigates a novel idea of implementing background oriented schlieren
(BOS) with a plenoptic camera along with its application for 3-dimensional (3D) density …

High speed optical tomography system for quantitative measurement and visualization of dynamic features in a round jet

L McMackin, RJ Hugo, KP Bishop, EY Chen… - Experiments in …, 1999 - Springer
An optical tomography system that is capable of operating at frame rates of up to 5 kHz has
been used to obtain spatially resolved cross-sectional temperature images of a heated …