Results 31 to 40 of about 1,722,715 (334)

Structured Light-Based 3D Reconstruction System for Plants. [PDF]

open access: yes, 2015
Camera-based 3D reconstruction of physical objects is one of the most popular computer vision trends in recent years. Many systems have been built to model different real-world subjects, but there is lack of a completely robust system for plants.
Maloof, Julin N   +4 more
core   +2 more sources

BUILDING COMPONENT DEFORMATION TRACKING USING STRUCTURED LIGHT TECHNIQUE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
It is crucial to fully master the mechanical properties of building components for ensuring the safety of infrastructures during service. The laboratory deformation test is an important way to study the mechanical properties of building components.
S. Zhao, C. Liu, C. Liu, J. Zhang
doaj   +1 more source

Robot trajectory planning using OLP and structured light 3D machine vision [PDF]

open access: yes, 2013
This paper proposes a new methodology for robotic offline programming (OLP) addressing the issue of automatic program generation directly from 3D CAD models and verification through online 3D reconstruction.
Kormann, Mariza   +3 more
core   +1 more source

Structured Light Laser Based on Intra-Cavity Modulation

open access: yesPhotonics, 2022
Structured light fields carrying orbital angular momentum (OAM) have been widely studied, and a variety of applications have been found. The exploration of the generation of the structured light beams with higher purity, order, and efficiency has become ...
Pan Guo, Sha Wang
doaj   +1 more source

Structured Light in Vision Science Applications [PDF]

open access: yesEPJ Web of Conferences
The dichroic macular pigment in the eye acts as a natural radial polarization filter and enables humans to directly perceive polarization-related entoptic phenomena.
Sarenac Dusan   +10 more
doaj   +1 more source

Building Paraxial Optical Skyrmions Using Rational Maps

open access: yesAdvanced Photonics Research, 2023
A simple mathematical expression based on rational maps to describe all optical paraxial skyrmion known to date, including Néel‐type and Bloch‐type skyrmions, bimerons, and anti‐skyrmions, is introduced. This expression is derived solely from topological
Claire Cisowski   +2 more
doaj   +1 more source

MLgrating: a program for simulating multilayer gratings for tender X-ray applications

open access: yesJournal of Synchrotron Radiation
Multilayer gratings are increasingly popular optical elements at X-ray beamlines, as they can provide much higher photon flux in the tender X-ray range compared with traditional single-layer coated gratings.
Andrew Walters   +5 more
doaj   +1 more source

Nanoarrays for the generation of complex optical wave-forms [PDF]

open access: yes, 2014
Light beams with unusual forms of wavefront offer a host of useful features to extend the repertoire of those developing new optical techniques.
Andrews, David   +6 more
core   +1 more source

Polarized photoelectrons from converging vector waves

open access: yesNew Journal of Physics, 2022
This paper investigates the spin characteristics of photoelectrons when hydrogen-like ions are centro-symmetrically irradiated with converging vector waves—a non-paraxial form of structured light.
B Hafizi, D Younis, D F Gordon
doaj   +1 more source

TRIXS: a multilayer grating solution towards highly efficient resonant inelastic tender X-ray scattering

open access: yesLight: Science & Applications
Resonant inelastic X-ray scattering (RIXS) is a photon-in/photon-out spectroscopic technique which has become increasingly important for the condensed matter physics community.
Ke-Jin Zhou   +15 more
doaj   +1 more source

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