Results 11 to 20 of about 4,260 (262)

Improvement of Optical Properties in Hexagonal Index-guiding Photonic Crystal Fiber for Optical Communications [PDF]

open access: yesMathematics Interdisciplinary Research, 2017
Waveguides with low confinement loss, low chromatic dispersion, and low nonlinear effects are used in optical communication systems. Optical fibers can also be employed in such systems.
Saeed Olyaee   +2 more
doaj   +1 more source

Measurement of chromatic dispersion of liquid in a wide spectral range based on liquid-prism surface plasmon resonance sensor

open access: yesSensing and Bio-Sensing Research, 2017
We present, in this work, a new method to measure the chromatic dispersion of liquid based on the surface plasmon resonance sensor. The liquid sample is serving as the liquid prism at the same time.
Guoqiang Lan, Yachen Gao, Xueru Zhang
doaj   +1 more source

Electromagnetic Signal Modulation by Chromatic Dispersion in Phase Gradient Metasurface

open access: yesIEEE Access, 2022
Chromatic dispersion in phase gradient metasurface and its impact on the scattered electromagnetic signals are studied in this paper. Due to its intrinsic material dispersion and special spatial arrangement of unit cells, phase gradient metasurfaces ...
Yueyu Meng   +6 more
doaj   +1 more source

CHROMATIC DISPERSION COMPENSATION IN EXISTING FIBER OPTIC TELECOMMUNICATION LINES WITH THE GROWING BIT RATES NEEDS OF DWDM SYSTEM

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2021
The article presents an analysis of the methods of chromatic dispersion compensation in the existing, already built fiber optic telecommunications lines, based on ITU G.652 A and B fibers with the constantly growing demand for bit rates in DWDM systems ...
Tomasz Bobruk
doaj   +1 more source

Chromatic Dispersion Diagnosis of Three OAM States in 5.58 Kilometer Ring-Core Fiber Link

open access: yesIEEE Photonics Journal, 2017
We present the investigation on chromatic dispersion characteristics of three orbital angular momentum (OAM) states in 5.58 km ring-core fiber (RCF) link. Steady transmissions of different OAM mode orders spanning from −2 to +2 via the 5.58&
Haozhe Yan   +5 more
doaj   +1 more source

Simulation Study on Dispersion Properties of As2S3 Three-Bridge Suspended-Core Fiber

open access: yesIEEE Access, 2017
In this paper, the chromatic dispersion of the As2S3 three-bridge suspended-core fiber (SCF) is numerically investigated. All the cross-section parameters, including the thickness of the bridges and the internal circle and external circle diameter of the
Tao Peng, Tiefeng Xu, Xunsi Wang
doaj   +1 more source

The characterization of step index single mode silica fiber for long haul signal communication

open access: yesMaterials Research, 2005
The optical properties of single mode fibers, which are drawn from the silica preform made by MCVD technique, have been studied. The properties such as cutoff wavelength, chromatic dispersion, and polarization mode dispersion (PMD) were studied for 2.3 ...
Vivek Kude, Rajendra Khairnar
doaj   +1 more source

Phase-matching-induced near-chirp-free solitons in normal-dispersion fiber lasers

open access: yesLight: Science & Applications, 2022
The fiber birefringence, chromatic dispersion, and nonlinear effect follow a phase-matching principle, enabling the formation of birefringence-managed solitons in normal-dispersion fiber lasers containing a section of polarization-maintaining fiber.
Dong Mao   +9 more
doaj   +1 more source

Tunable Optoelectronic Chromatic Dispersion Compensation Based on Machine Learning for Short-Reach Transmission

open access: yesApplied Sciences, 2019
In this paper, a machine learning-based tunable optical-digital signal processor is demonstrated for a short-reach optical communication system. The effect of fiber chromatic dispersion after square-law detection is mitigated using a hybrid structure ...
Stenio M. Ranzini   +3 more
doaj   +1 more source

Triple Coupled Ring‐Core Fiber with Dual Highly Dispersive Windows for Orbital Angular Momentum Mode

open access: yesAdvanced Photonics Research, 2022
Orbital angular momentum (OAM) beams, featured by the helical phase front and doughnut intensity profile, have been demonstrating great potential for various applications. Ring‐core optical fiber is also experimentally proven to be an effective waveguide
Wenpu Geng   +9 more
doaj   +1 more source

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