Evolution of circular and linear polarization in scattering environments

JD Van der Laan, JB Wright, DA Scrymgeour… - Optics …, 2015 - opg.optica.org
This work quantifies the polarization persistence and memory of circularly polarized light in
forward-scattering and isotropic (Rayleigh regime) environments; and for the first time …

Optimized Stokes imaging for highly resolved optical speckle fields, Part I: optimized experimental setup

J Staes, J Fade - JOSA A, 2024 - opg.optica.org
In this first article of a three-part series focusing on the Stokes polarimetry of optical speckle
fields resolved at the individual speckle grain scale, a review of the state-of-the-art …

Terahertz probing of sunflower leaf multilayer organization

Y Abautret, D Coquillat, M Zerrad, X Buet… - Optics …, 2020 - opg.optica.org
We analyze the multilayer structure of sunflower leaves from Terahertz data measured in the
time-domain at a ps scale. Thin film reverse engineering techniques are applied to the …

Early diagnosis of teeth erosion using polarized laser speckle imaging

CA Nader, F Pellen, H Loutfi… - … of biomedical optics, 2016 - spiedigitallibrary.org
Dental erosion starts with a chemical attack on dental tissue causing tooth demineralization,
altering the tooth structure and making it more sensitive to mechanical erosion. Medical …

Influence of size, proportion, and absorption coefficient of spherical scatterers on the degree of light polarization and the grain size of speckle pattern

CA Nader, R Nassif, F Pellen, B Le Jeune, G Le Brun… - Applied …, 2015 - opg.optica.org
In this paper, we present the evolution of speckle pattern polarimetric parameters in
response to controlled changes in scatterer sizes, proportions, and the absorption coefficient …

Statistics of polarization speckle produced by a constant polarization phasor plus a random polarization phasor sum

W Wang, S Zhang, J Grimble - JOSA A, 2020 - opg.optica.org
The statistical properties of the polarization speckle produced by a random polarization
phasor sum plus a constant polarization phasor are studied. Based on the Gaussian …

Combining light polarization and speckle measurements with multivariate analysis to predict bulk optical properties of turbid media

D Héran, M Ryckewaert, Y Abautret, M Zerrad… - Applied …, 2019 - opg.optica.org
This study aims to investigate the combination of speckle pattern analysis, polarization
parameters, and chemometric tools to predict the optical absorption and scattering …

Vertically polarized laser speckle contrast imaging to monitor blood flow in pulp

F Xu, C Xie, Y Zhang, G Shi, J Shi, X Xu… - Journal of Modern …, 2021 - Taylor & Francis
This research aimed to study a polarized laser speckle contrast imaging (LSCI) system to
assess the pulp blood flow, where the ability of vertically polarized LSCI (vp-LSCI) and the …

Polarisation statistics of vector scattering matrices from the circular orthogonal ensemble

N Byrnes, MR Foreman - Optics Communications, 2022 - Elsevier
We study the polarisation properties of random N× N scattering matrices distributed
according to the circular orthogonal ensemble. We interpret 2× 2 sub-blocks of the scattering …

[HTML][HTML] Transmission versus reflectance spectroscopy for quantitation

CM Gardner - Journal of Biomedical Optics, 2018 - spiedigitallibrary.org
The objective of this work was to compare the accuracy of analyte concentration estimation
when using transmission versus diffuse reflectance spectroscopy of a scattering medium …