Results 11 to 20 of about 143,415 (289)

Dispersion Management Nonlinear Multimode Interference Mode-Locked Ytterbium Fiber Laser

open access: yesNanomaterials, 2023
Dispersion management plays an important role in improving the output performance of a mode-locked fiber laser. Therefore, dispersion management is carried out by introducing the grating pair in our experiment.
Shan Wang, Zhiguo Lv, Jintao Qiu
doaj   +1 more source

Polarization Coupling Based on Faraday Effect in Whispering-Gallery-Mode Resonator

open access: yesIEEE Photonics Journal, 2020
In this article, we study the polarization coupling in a Faraday magnetooptical microcavity. Due to Faraday effect, the polarization coupling can be achieved between the intrinsic left and right elliptically-polarized modes.
Yijie Nie   +4 more
doaj   +1 more source

Polarization and topological mode dispersion of optical vortices in circular optical fibers [PDF]

open access: yesКомпьютерная оптика, 2019
In this paper we investigated a problem of intermode dispersion within a group of optical vortices with an azimuthal number greater than or equal to 1 in circular optical fibers.
Elena Barshak   +5 more
doaj   +1 more source

The impact of saturable absorber recovery time on hybrid mode-locked fiber lasers with near zero net dispersion

open access: yesResults in Optics, 2023
The hybrid mode-locking scheme holds great potential in obtaining high power ultrashort laser source since it overcomes low damage threshold, self-starting difficulty in single real saturable absorber (SA) or artificial SA mode-locking scheme.
Qigui Huang   +6 more
doaj   +1 more source

Solutions to the dynamical equation of polarization-mode dispersion and polarization-dependent losses [PDF]

open access: yes, 2000
We study the evolution of optical signals in single-mode optical fibers in the presence of polarization-mode dispersion and polarization-dependent losses.
Li, Yi, Yariv, Amnon
core   +1 more source

Stokes Space Representation of Modal Dispersion

open access: yesIEEE Photonics Journal, 2017
Polarization-mode dispersion in single-mode fibers can be viewed as a special case of modal dispersion in multimode and multicore optical fibers. Exploiting the similarity between these two transmission effects, modal dispersion can be modeled in a way ...
Ioannis Roudas, Jaroslaw Kwapisz
doaj   +1 more source

Design of Waveguide Polarization Convertor Based on Asymmetric 1D Photonic Crystals

open access: yesNanomaterials, 2022
Photonic crystals possess metastructures with a unique dispersion relation. An integrated optical circuit plays a crucial role in quantum computing, for which miniaturized optical components can be designed according to the characteristics of photonic ...
Fu-Li Hsiao   +11 more
doaj   +1 more source

Temperature dependence of polarization mode dispersion in tight-buffered optical fibers

open access: yesJournal of Telecommunications and Information Technology, 2023
—Experiments and theoretical analysis of influence of temperature on polarization mode dispersion (PMD) in single mode optical fibers and cables are presented. Forces generated by contracting buffer create optical birefringence and increase fiber PMD at
Krzysztof Borzycki
doaj   +1 more source

Analysis of the Transmission Characteristic and Stress-Induced Birefringence of Hollow-Core Circular Photonic Crystal Fiber

open access: yesCrystals, 2019
Orbital angular momentum modes in optical fibers have polarization mode dispersion. The relationship between polarization mode dispersion and the birefringence vector can be deduced using an optical fiber dynamic equation. First, a mathematical model was
Jingxuan Yang   +4 more
doaj   +1 more source

Measurement of high-order polarization mode dispersion [PDF]

open access: yes, 2000
We demonstrate a new method to measure high-order polarization mode dispersion (PMD) using the Jones matrix exponential expansion. High-order PMD is characterized by measuring a series of characteristic matrices, which are convenient quantities for ...
Eyal, A.   +3 more
core   +1 more source

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