Reconstruction of light absorption changes in the human head using analytically computed photon partial pathlengths in layered media
Functional near infrared spectroscopy has been used in recent decades to sense and quantify changes in hemoglobin concentrations in the ... (Source: Journal of the Optical Society of America A)
Source: Journal of the Optical Society of America A - March 27, 2023 Category: Physics Authors: Demi á n A. Vera H é ctor A. Garc í a M. Victoria Waks-Serra Nicol á s A. Carbone Daniela I. Iriarte Juan A. Pomarico Source Type: research

Computational spectral imaging: a contemporary overview
Spectral imaging collects and processes information along spatial and spectral coordinates quantified in discrete voxels, which can be ... (Source: Journal of the Optical Society of America A)
Source: Journal of the Optical Society of America A - March 27, 2023 Category: Physics Authors: Jorge Bacca Emmanuel Martinez Henry Arguello Source Type: research

Characterization of the photoelastic dispersion coefficient using polarized digital holography
The photoelastic dispersion coefficient represents the relationship between stress and the differences in refractive indices in a ... (Source: Journal of the Optical Society of America A)
Source: Journal of the Optical Society of America A - March 27, 2023 Category: Physics Authors: Sidney Leal da Silva Felipe Maia Prado Daniel Jos é Toffoli Niklaus Ursus Wetter Source Type: research

First-order statistics of intensity and phase in Laguerre – Gauss speckles
Laguerre – Gaussian (LG) beams are characterized by an azimuthal index or topological charge (m), associated with the orbital angular ... (Source: Journal of the Optical Society of America A)
Source: Journal of the Optical Society of America A - March 27, 2023 Category: Physics Authors: Pedro A. Alvarez Fernandez Cristian Hernando Acevedo Jose R. Guzman-Sepulveda Aristide Dogariu Source Type: research

Polarized light diffuse reflectance FT-NIR MEMS spectrometer enabling the detection of powder samples through a thin plastic layer
Polarized scattered light Fourier transform infrared (FTIR) spectroscopy is used for measuring the absorbance of highly scattering ... (Source: Journal of the Optical Society of America A)
Source: Journal of the Optical Society of America A - March 27, 2023 Category: Physics Authors: Yomna M. Eltagoury Yasser M. Sabry Diaa Khalil Source Type: research