Quadruple-Wavelength EDF Laser Based on Chirped Fiber Grating and 62.5 μm Multimode Fiber
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Russian Laser Research"
DOI: 10.1007/s10946-021-09949-2
Abstract: We propose and experimentally demonstrate a novel switchable quadruple-wavelength CW erbium-doped fiber laser, using a linear cavity structure. It is composed of two Sagnac loops that act as cavity mirrors in the resonant cavity. The… read more here.
Keywords: chirped fiber; quadruple wavelength; multimode fiber; laser ... See more keywords
Spectral characteristics and space division multiplexing scheme of long period fiber grating pair
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2020.166117
Abstract: Abstract Due to the transmission mode and multiple loss peak of a long period fiber grating pair (LPGP), there are some difficulties in multiplexing and demodulating it. To realize the multi-point detection of LPGP, a… read more here.
Keywords: period; grating pair; fiber grating; period fiber ... See more keywords
Proposal and theoretical analysis of a fiber grating sensor interrogation based on dispersive Fourier transformation and a pair of chirped fiber gratings
Sign Up to like & getrecommendations! Published in 2019 at "Optics Communications"
DOI: 10.1016/j.optcom.2019.06.051
Abstract: Abstract A novel approach to interrogate a fiber grating sensor based on dispersive Fourier transformation method is proposed and simulated. In the system, two chirped fiber Bragg gratings (CFBG), with one used as a reference… read more here.
Keywords: chirped fiber; based dispersive; dispersive fourier; grating sensor ... See more keywords
A miniature ultra long period fiber grating for simultaneous measurement of axial strain and temperature
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106121
Abstract: Abstract A SMF-MMF-SMF-ultra long period fiber grating (SMS-ULPFG) sensor is proposed for the simultaneous measurement of axial strain and temperature. The all-optical fiber sensor was fabricated by periodically splicing a multimode fiber (MMF) and a… read more here.
Keywords: ultra long; period; fiber; fiber grating ... See more keywords
Phenolic-compounds sensor based on immobilization of tyrosinase in polyacrylamide gel on long-period fiber grating
Sign Up to like & getrecommendations! Published in 2020 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106464
Abstract: Abstract A phenolic-compounds sensor based on a long-period fiber grating coated with an enzyme-entrapped polyacrylamide gel is prepared and characterized, where the enzyme is tyrosinase (polyphenol oxidase). Phenolic compounds in contact with the enzyme-coated fiber… read more here.
Keywords: compounds sensor; fiber grating; tyrosinase; gel ... See more keywords
Dynamic long-period fiber grating through all-optical control based on MXene’s photothermal effect
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Physics D: Applied Physics"
DOI: 10.1088/1361-6463/acd262
Abstract: Recently, two-dimensional (2D) transition metal carbide/nitride (MXene) materials have been found to have an outstanding photothermal conversion efficiency by virtue of excellent electromagnetic wave absorption capacity and a localized surface plasmon resonance effect. Integrated photonics… read more here.
Keywords: effect; long period; period fiber; optical control ... See more keywords
Multichannel Long-Period Fiber Grating Realized by Using the Helical Sampling Approach
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2019.2897314
Abstract: A simple and efficient sampling approach enabling fabrication of a multichannel long-period fiber grating (LPG) was proposed and demonstrated for the first time both theoretically and experimentally. Unlike the previous sampling methods in which a… read more here.
Keywords: long period; sampling approach; period fiber; multichannel long ... See more keywords
Fabrication and Characterization of Femtosecond Laser Induced Microwave Frequency Photonic Fiber Grating
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.2991697
Abstract: We proposed and fabricated a microwave-frequency photonic fiber grating (MPFG) by femtosecond laser micromachining on optical fibers. Illuminated by low coherent light source, the MPFG can be interrogated using proposed microwave photonic system to show… read more here.
Keywords: microwave frequency; photonic fiber; frequency photonic; fiber ... See more keywords
Theoretical and Experimental Analysis of the Directional RI Sensing Property of Tilted Fiber Grating
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.3027947
Abstract: In this article, we have theoretically and experimentally investigated the unique vector refractive index (RI) sensing property of tilted fiber grating (TFG). Due to the orthogonal symmetric grating structure, TFGs would mainly achieve the coupling… read more here.
Keywords: sensing property; tilted fiber; cladding mode; fiber grating ... See more keywords
Excessively Tilted Fiber Grating Sensors
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.3048981
Abstract: The development of excessively tilted fiber gratings (Ex-TFGs) provides a new type of sensing device with high refractive index (RI) sensitivity, low thermal crosstalk and vector sensing property. Due to the asymmetric grating structure of… read more here.
Keywords: excessively tilted; tilted fiber; grating sensors; fiber grating ... See more keywords
Long Period Fiber Grating Near Turn Around Point: Suitable Design for Bio-Sensing
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2021.3086899
Abstract: We report our experimental study on the add-layer sensitivity of LP0,11 cladding mode (CM) of Long Period Fiber Grating (LPFG) near turn around point (TAP). The CM response was tuned by controlled modification of the… read more here.
Keywords: long period; turn around; sensitivity; near turn ... See more keywords