Spectral properties of nonlinearly chirped fiber Bragg gratings for
Chirped fiber Bragg gratings (CFBGs) offer an attractive solution for dispersion management in long haul and high capacity point to point optical links. The deployment of
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Nonlinear Chirped Fiber Bragg
3.7: Pulse Compression
This leads to highly but linearly chirped pulse, which can be compressed after the nonlinear propagation by sending it through a linear negative dispersive medium
Extreme optical nonlinearities unveiled by ultrafast laser
Femtosecond laser irradiation is applied to a singleβmode optical fiber to embed a filament array through the silica cladding and guiding core and form chirped Bragg gratings.
Advances and challenges of mode-locked fiber lasers
A chirped fiber Bragg grating (CFBG) is used as an end mirror to increase the intracavity anomalous dispersion and consequently an increased soliton pulse duration, leading to higher
A novel method for creating linearly and nonlinearly chirped fiber
We propose a novel and flexible method for controlling the chirp rate of a linearly chirped fiber Bragg grating (FBG) and nonlinearly chirped FBG by adhering a uniform FBG onto a plastic
APODIZED FIBER BRAGG GRATINGS: NOVEL FABRICATION,
First, we present the design, fabrication and testing of the piece-wise stepped-chirp fiber Bragg gratings (FBGs) with arbitrary group delay responses using a uniform phase mask under pre-stretched condition.
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In fiber laser systems, high power chirped fiber Bragg gratings are becoming essential for managing power and controlling nonlinear effects. As laser technology scales into new industrial and medical
Principle and Design of Chirped Fiber Grating
This paper analyzes the principles of linear chirped fiber gratings and nonlinear chirped fiber gratings, and on the basis of summarizing the current design of chirped fiber gratings, two implementation
Bragg gratings in air-silica structured fibers
Nonlinear Optics - Low-power phase conjugation based on stimulated Brillouin scattering in fiber amplifiers Generation of infrared radiation by stimulated Raman scattering in para-hydrogen crystal
A novel numerical investigation of fiber Bragg gratings with
In this paper, numerical solutions for the revered optical fiber Bragg gratings that are considered with a cubic-quintic-septic form of nonlinear medium are constructed first time by using...
A Chirped Fiber Bragg Grating-Based Force Sensor for Minimally
The sensor incorporates a linearly chirped fiber Bragg grating (LCFBG), with a portion of the grating bonded at both ends and suspended at the center of an elastic hollow structure, while the remaining
Dispersion Design of Nonlinear Chirped Fiber Bragg Grating
Different from the traditional coupling mode theory and transmission matrix analysis method, this paper establishes a new set of dispersion analysis mathematical models for nonlinear chirped fiber grating
Design and evaluation of cascaded chirped fiber Bragg gratings in
A scheme comprising only four optimized linearly chirped fiber Bragg gratings (LCFBGs) is proposed for compensating the dispersion effects in 48 × 20 Gbps DWDM system.
Fabrication of non-linearly chirped fiber Bragg gratings for higher
Broadband non-linearly chirped fiber Bragg gratings were fabricated by using a step-chirped phase mask. These gratings were used to construct a third-order dispersion compensator
Ultrafast Fiber Lasers: An Expanding Versatile Toolbox
These drawbacks are avoided by replacing diffraction gratings with chirped volume Bragg gratings (CVBGs) constructed from photo-thermo-refractive glass (Chang et al., 2009, Liao et
Spectral properties of nonlinearly chirped fiber Bragg gratings for
Numerical investigation of spectral properties of nonlinearly chirped grating under strain is made. Calculation is performed using Matlab code based on solving the coupled mode equations
Nonlinear nonuniform -symmetric Bragg grating structures | Phys. Rev. A
We explore the consequences of incorporating parity and time reversal (π« π―) symmetries on the dynamics of nonreciprocal light propagation exhibited by a class of nonuniform periodic
Fiber Bragg grating-based optical filters for high-resolution sensing
In-fiber Bragg grating filters continue to proliferate, and their applications expand with the rapid advancement of fiber optic component fabrication techniques. Mathematical models for the
Nonlinear chirped grating based tunable dispersion compensation
Tunable dispersion compensation for a 10Gbps optical link using nonlinearly chirped fiber Bragg grating has been modeled and simulated in this work. Strain is used as external perturbation
Yiwei XIE | Lecturer | Zhejiang University, Hangzhou | ZJU
We proposed and experimentally demonstrated an all-fiber structured wavelength-tunable second-order optical temporal differentiator based on a linearly chirped fiber Bragg grating and a digital
Fabrication of tunable nonlinearly chirped fiber gratings using fiber
A simple method for fabricating tunable nonlinearly chirped fiber gratings is demonstrated experimentally. A nonlinearly chirped fiber grating is formed when tension is applied to an etched