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Adaptive Optics Theory and Its Application in Optical Wireless Communication
This book introduces in detail the theory of adaptive optics and its correction technology for light wave distortion in wireless optical...
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Nonlinear Dynamic Analysis of Involute Spur Gear-Shaft Transmission System
In this paper, the coupling dynamic model of involute gear-shaft transmission system is established by combining the method of lumped parameter and...
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Partially Coherent Optical Transmission
In a wireless laser communication system, when the beam is transmitted through the atmospheric channel, there will be light intensity flicker, beam...
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Wind-Induced Dynamic Response Analysis of the Frame Lightning Rod
This paper simulated and analyzed the wind-induced dynamic response of a 500 kV substation’s typical frame lightning rod structure using the...
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Advanced Beam Sha** for Ultrafast Laser Micro-processing
This paper details the use of novel beam sha** methods to improve the flexibility and speed of ultrafast laser micro-processes. The vector fields...
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Focusing Characteristics of Radially Polarized Anomalous Vortex Beams
According to the vector diffraction theory, focusing characteristics of radially polarized anomalous vortex beams (RPAVBs) passing through a high...
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Interaction of Twisted Light Wave with Perfect Electromagnetic Conductor (PEMC) Sphere
The discovery of orbital angular momentum (OAM) for the last three decades has made it very versatile for an extensive range of applications. It is...
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Overview of OAM Technology in Communications
Orbital angular momentum (OAM) has aroused a widespread interest in many fields, especially in telecommunications due to its potential for unleashing...
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Research Status and Key Technologies of Long-Distance Laser Energy Transmission System
Due to the small energy storage capacity and short endurance of the unmanned equipment, the existing pluggable wired charging mode has become a...
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Dielectric metasurface zone plate for the generation of focusing vortex beams
Vortex beams carrying orbital angular momentum have important applications in high dimensional optical information processing, manipulations of tiny...
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Crosstalk Analysis of an OAM-Multiplexing System Under Atmospheric Turbulence
Orbital angular momentum (OAM)-multiplexing communication has the advantages of a large channel capacity and a high transmission rate, compared to...
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Optimal Design of Transmission Shafts Using a Vortex Search Algorithm
This paper analyzes the problem of optimally sizing a transmission shaft via the vortex search algorithm (VSA) optimizer. The objective function was...
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Propagation dynamics of rotating high-order cosine-Gaussian array beams induced by initial cross phase
The propagation dynamics of the complex variable cosine-Gaussian cross-phase (CVCGCP) array beams in strongly nonlocal nonlinear media are researched...
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Orbital angular momentum detection device for vortex microwave photons
Orbital angular momentum (OAM), which was first discovered in the optical field, represents a new dimension of electromagnetic waves. However, the...
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Information Metamaterials and Metasurfaces
Over a long time since the proposal of metamaterials, their exotic EM properties have been conventionally characterized by continuous effective...
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Performance Investigation of 1.6 Tbps Hybrid WDM-PDM-OFDM-based Free Space Optics Transmission Link
A novel ultra-high capacity free space optics (FSO) link has been developed by incorporating hybrid wavelength divison multiplexing...
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Propagation of the Uncertainty in the Dynamic Behavior of OPGW Cables Under Stochastic Wind Load
In power transmission lines, conductors and guard wires are subjected to different types of mechanical vibrations, such as gallo**, aeolian...
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Frequency-Domain and Space-Domain Reconfigurable Metasurfaces
Since its first appearance, digital reconfigurable metasurfaces have been developed rapidly in the past few years. This type of devices can...
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Underwater transmission of high-dimensional twisted photons over 55 meters
As an emerging channel resource for modern optics, big data, internet traffic and quantum technologies, twisted photons carrying orbital angular...
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Introduction
A vortex is one of the most common phenomena in nature. It is ubiquitous in classical macroscopic systems, such as water, clouds, and cyclones. It...