Mode Selective Conversion Enabled by the Long-Period Gratings Inscribed in Elliptical Core Few-Mode Fiber
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2020.2968134
Abstract: We demonstrate the fabrication of long-period fiber gratings (LPFGs) in an elliptical core few-mode fiber (e-FMF) by CO2 laser. The mode conversion from fundamental mode to high-order modes (LP11a, LP11b, and LP21a mode) can be… read more here.
Keywords: long period; period; elliptical core; mode ... See more keywords
Refractive index sensor based on etched eccentric core few-mode fiber dual-mode interferometer.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.028104
Abstract: A compact and high sensitivity refractive index (RI) sensor has been theoretically and experimentally demonstrated based on dual-mode interferometer (DMI) in an eccentric core few-mode fiber (ECFMF). The DMI is fabricated by fusion splicing a… read more here.
Keywords: mode; refractive index; core mode; sensor ... See more keywords
Preparation and transmission characteristics of seven-core few-mode fiber with low loss and low inter-core crosstalk.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.465415
Abstract: Seven-core five-mode fiber and single-core five-mode fiber with the same core structure by high and low refractive index double rings are prepared based on plasma chemical vapor deposition. The transmission characteristics of the single-core few-mode… read more here.
Keywords: core mode; seven core; mode fiber; core ... See more keywords
Ring-core few-mode fiber and DPP-BOTDA-based distributed large-curvature sensing eligible for shape reconstruction.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.473974
Abstract: This study proposes a distributed large-curvature sensor based on ring-core few-mode fiber (RC-FMF) and differential pulse-pair Brillouin optical time-domain analysis (DPP-BOTDA). The RC-FMF is adhered to a thin steel substrate and an asymmetric hump shape… read more here.
Keywords: ring core; large curvature; curvature; distributed large ... See more keywords
Controlled fiber core mode and surface mode interaction for enhanced SERS performance.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.474547
Abstract: Three-dimensional surface-enhanced Raman scattering (SERS) platform based on microstructure fibers has many advantages for rapid liquid detection due to its microfluidic channels and light guidance. The fiber mode field distribution determines the light-analyte interaction strength… read more here.
Keywords: mode surface; interaction; surface; core mode ... See more keywords
Design of elliptical-core mode-selective photonic lanterns with six modes for MIMO-free mode division multiplexing systems.
Sign Up to like & getrecommendations! Published in 2017 at "Optics letters"
DOI: 10.1364/ol.42.004355
Abstract: Elliptical-core few mode fiber (EC-FMF) is used in a mode division multiplexing (MDM) transmission system to release multiple-input-multiple-output (MIMO) digital-signal-processing, which reduces the cost and the complexity of the receiver. However, EC-FMF does not match… read more here.
Keywords: mode; photonic lanterns; mode division; elliptical core ... See more keywords
Stability of Ince-Gaussian beams in elliptical core few-mode fibers.
Sign Up to like & getrecommendations! Published in 2018 at "Optics letters"
DOI: 10.1364/ol.43.002656
Abstract: A comparative stability analysis of Ince-Gaussian and Hermite-Gaussian modes in elliptical core few-mode fibers is provided to inform the design of spatial division multiplexing systems. The correlation method is used to construct crosstalk matrices that… read more here.
Keywords: elliptical core; ince gaussian; core mode; ince ... See more keywords