Results 21 to 30 of about 7,321,143 (344)

Multi-layer Born multiple-scattering model for 3D phase microscopy

open access: yes, 2020
We propose an accurate and computationally efficient 3D scattering model, multi-layer Born (MLB), and use it to recover the 3D refractive index (RI) of thick biological samples.
Michael Chen   +4 more
semanticscholar   +1 more source

An Improved Radiative Transfer Model for Polarimetric Backscattering from Agricultural Fields at C- and X-Bands [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2021
The first-order vector radiative transfer model (FVRTM) is modified mainly by examining the effects of leaf curvature of vegetation canopies, the higher-order multiple scattering among vegetation scattering particles, and the underlying-surface roughness
Yisok Oh   +2 more
doaj   +1 more source

Holographic particle localization under multiple scattering [PDF]

open access: yes, 2019
We introduce a novel framework that incorporates multiple scattering for large-scale 3D particle-localization using single-shot in-line holography. Traditional holographic techniques rely on single-scattering models which become inaccurate under high ...
Kamilov, Ulugbek S.   +2 more
core   +1 more source

The Radiative Transfer Characteristics of the O2 Infrared Atmospheric Band in Limb-Viewing Geometry

open access: yesRemote Sensing, 2019
The O2(a1Δg) emission near 1.27 μm provides an important means to remotely sense the thermal characteristics, dynamical features, and compositional structures of the upper atmosphere because of its photochemistry and spectroscopic properties ...
Weiwei He   +5 more
doaj   +1 more source

Interpretation of Spectral LiDAR Backscattering off the Florida Coast

open access: yesRemote Sensing, 2021
A multispectral backscattering LiDAR (Light detection and range) system (hereafter Oculus) was integrated into a wave glider and used to estimate the scattering order (i.e., single vs multiple collisions) of LIDAR backscattering, the water inherent ...
Martin A. Montes   +3 more
doaj   +1 more source

Quantum multiple scattering [PDF]

open access: yesJournal of Modern Optics, 2009
The quest for Anderson localization of light is at the center of many experimental and the- oretical activities. Atomic vapors play a particular role in this research field, as they show a number of specific properties which makes them quite different from other materials used to look for Anderson localization.
openaire   +2 more sources

Pump-Controlled Plasmonic Random Lasers from Dye-Doped Nematic Liquid Crystals with TiN Nanoparticles in Non-Oriented Cells

open access: yesApplied Sciences, 2019
Manipulation of the performance of the random lasers from dye-doped nematic liquid crystals with TiN nanoparticles in non-oriented cells is studied. The experimental results show that the introduction of TiN nanoparticles into dye-doped nematic liquid ...
Yuan Wan, Luogen Deng
doaj   +1 more source

Light Interaction with Cluster Chiral Nanostructures by High-Order Bessel Beam

open access: yesPhotonics, 2022
Interactions between cluster chiral nanoparticles and a high-order Bessel beam (HOBB) with arbitrary illuminations are investigated. The generalized Lorenz–Mie theory (GLMT) is applied to derive the expansions of HOBB.
Jing Bai   +4 more
doaj   +1 more source

Visualization of paper structure by optical coherence tomography: Monte Carlo simulations and experimental study [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2007
This paper analyzes the capability of an optical coherence tomography (OCT) setup to visualize paper structure by comparing experimental and Monte Carlo (MC) simulated OCT images.
Kirillin M. Yu.   +4 more
doaj   +1 more source

Influence of Refractive Index Differences on the Signal Strength for Raman-Spectroscopic Measurements of Double Emulsion Droplets

open access: yesApplied Sciences, 2022
Double emulsions show great potential for encapsulating active substances and protecting them against external influences. However, they tend to become unstable during storage.
Thomas Hufnagel   +2 more
doaj   +1 more source

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