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Fiber-PIC coupling

2002
The passive devices presented so far are based on single-mode high index-contrast (HIC) wave-guiding which enables the dense integration of many such devices on a photonic integrated circuit (PIC). A major disadvantage of this approach, compared with more conventional low index-contrast (such as silica based) integrated optics, is the difficulty of ...
Christina Manolatou, Hermann A. Haus
openaire   +1 more source

Transversely coupled fiber resonators

Conference on Lasers and Electro-Optics, 1986
Realizing optical functions in single-mode optical fibers is extremely attractive because of negligible device attenuation combined with ease of handling and interfacing. Such devices could be used for optical switching, routing and multiplexing, as well as for optical sensor and logic applications.
W. P. Urquhart   +4 more
openaire   +1 more source

Fiber-coupling efficiency of Gaussian–Schell model beams through an ocean to fiber optical communication link

Optics Communications, 2018
We theoretically study the fiber-coupling efficiency of Gaussian–Schell model beams propagating through oceanic turbulence. The expression of the fiber-coupling efficiency is derived based on the spatial power spectrum of oceanic turbulence and the cross-
Beibei Hu, Haifeng Shi, Yi-xin Zhang
semanticscholar   +1 more source

Fiber coupling efficiency of Gaussian-Schell model beams in an ocean to fiber link with a Zernike tilt correction.

Applied Optics, 2018
The fiber coupling efficiency of Gaussian-Schell model beams propagating through the oceanic turbulence of the Zernike tilt correction is studied. We derive the expression of the Zernike tilt corrected wave structure function.
Beibei Hu, Lin Yu, Yi-xin Zhang
semanticscholar   +1 more source

Fiber-Coupled Radiation Dosimeter

12th International Conference on Optical Fiber Sensors, 1997
Fiberoptic-based, radiation measurement methods provide a convenient approach for remotely monitoring hazardous or difficult-to-access areas such as nuclear waste sites or sampling wells for in situ ground water monitoring.
Alan L. Huston, Brian L. Justus
openaire   +1 more source

Unidirectional coupled chiral fiber grating

Optics Letters
We investigate a unidirectional coupled chiral fiber grating (UCFG) with both helical refractive index (RI) and loss modulation. The two modulations form a π/2 phase difference in the fiber cross-sectional azimuth angle, which “breaks” the mode coupled reciprocity of the forward and backward propagation.
Donghui Wang   +6 more
openaire   +2 more sources

Tailoring of polyethylene fiber surface by coating silane coupling agent for strain hardening cementitious composite

, 2021
Polyethylene (PE) fiber is a common material for preparing ultra-high-strength strain hardening cementitious composites (SHCC). However, the interfacial bonding between fiber and matrix is weak due to the hydrophobic nature of the PE fiber surface and ...
Tianan Liu   +4 more
semanticscholar   +1 more source

Coupling characteristics between single-core fiber and multicore fiber

Optics Letters, 2006
A simple method for coupling between a single-core single-mode fiber and a multicore single-mode fiber is proposed and demonstrated. An effective coupling approach is based on a process of standard splicing and tapering between the single-core single-mode fiber and the multicore single-mode fiber.
Libo, Yuan, Zhihai, Liu, Jun, Yang
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Effect of fiber surface treatment with silane coupling agents and carbon nanotubes on mechanical properties of carbon fiber reinforced polyamide 6 composites

Polymer Composites
The mechanical properties of carbon fiber (CF) reinforced thermoplastic polymer composites are primarily governed by the interphase between CFs and matrix.
Haoqiang Du   +6 more
semanticscholar   +1 more source

Coaxial optical fiber coupling

Journal of Lightwave Technology, 1985
The main purpose of this work is to demonstrate and physically explain the operation of coaxial directional coupling. Two approaches have been used to explain the behavior of the coaxial couplers. Mode coupling theory and normal mode interference have been successfully employed in the design of such couplers.
openaire   +1 more source

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