Articles with "optical beams" as a keyword



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Metasurface Generation of Paired Accelerating and Rotating Optical Beams for Passive Ranging and Scene Reconstruction

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Published in 2020 at "ACS Photonics"

DOI: 10.1021/acsphotonics.0c00354

Abstract: Depth measurements are vital for many emerging technologies with applications in augmented reality, robotics, gesture detection, and facial recognition. These applications, however, demand compact ... read more here.

Keywords: generation paired; optical beams; paired accelerating; rotating optical ... See more keywords
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Avoiding disentanglement of multipartite entangled optical beams with a correlated noisy channel

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep44475

Abstract: A quantum communication network can be constructed by distributing a multipartite entangled state to space-separated nodes. Entangled optical beams with highest flying speed and measurable brightness can be used as carriers to convey information in… read more here.

Keywords: quantum; entangled optical; optical beams; multipartite entangled ... See more keywords
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Collapse events of two-color optical beams

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Published in 2017 at "Physical Review A"

DOI: 10.1103/physreva.95.031801

Abstract: In this work, we study optical self-focusing that leads to collapse events for the time-independent model of co-propagating beams with different wavelengths. We show that collapse events depend on the combined critical power of two… read more here.

Keywords: collapse; two color; optical beams; color optical ... See more keywords
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Caustics of Vortex Optical Beams

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Published in 2019 at "Doklady Physics"

DOI: 10.1134/s102833581907005x

Abstract: The work is devoted to the study of caustics of vortex optical beams. An asymptotic method for calculating the caustic surfaces of vortex beams was developed. The formulation of the inverse problem of the formation… read more here.

Keywords: caustics vortex; vortex optical; optical beams;
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Vortex preserving statistical optical beams.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.387181

Abstract: We establish a general form of the cross-spectral density of statistical sources that generate vortex preserving partially coherent beams on propagation through any linear ABCD optical system. We illustrate our results by introducing a class… read more here.

Keywords: vortex; optical beams; preserving statistical; statistical optical ... See more keywords
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Kepler's law for optical beams.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.403726

Abstract: It is well known that optics and classical mechanics are intimately related. One of the most important concepts in classical mechanics is that of a particle in a central potential that leads to the Newtonian… read more here.

Keywords: law; kepler law; optical beams; optics ... See more keywords
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Nonlinearity-mediated collimation of optical beams.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.455935

Abstract: We investigated the evolutions of optical beams in an optical system composed of free spaces and nonlocal nonlinear media layers in a cascaded manner. From an application point of view, two kinds of evolution processes… read more here.

Keywords: beams nonlinearity; mediated collimation; nonlinearity mediated; optical beams ... See more keywords