Results 101 to 110 of about 318,441 (330)

Self-Referencing Fiber-Optic Intensity Sensors Using Ring Resonators and Fiber Bragg Gratings [PDF]

, 2006
An improved ring resonator self-referencing technique in a new reflection configuration for remote fiber-optic intensity sensors is demonstrated using fiber Bragg gratings. Sensor sensitivity doubles and a single fiber lead is used.
Sánchez-Pena, José Manuel, Vázquez García, María Carmen, Montalvo García, Julio, Sánchez Montero, David Ricardo   +3 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

Advanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi, Norma Mallegni, Andrea Dorigato, Mario Milazzo   +3 more
wiley   +1 more source

Design of coupling system in fiber optic sensing measurement

Journal of Measurement Science and Instrumentation, 2019
According to the principle of choosing the light source in the fiber optic sensing measurement, semiconductor laser is used as the light source of fiber optic sensor and single-mode fiber is used as the tail fiber of light source. Based on optical design
YANG Rui-feng, GAI Ting, GUO Chen-xia, HU Chen-hao, LANG Guo-wei   +4 more
doaj  

Multi-element fiber for space-division multiplexing

, 2013
A novel approach of using multi-element fiber (MEF) technology in space-division multiplexing (SDM) systems is presented. This paper reviews the progress in fabrication and characterization of MEF based both ultra-low crosstalk transmission and amplifier
V. J. F. Rancaño, May-Smith, T.C., Petropoulos, P., Jain, S., Richardson, D.J., T. C. May-Smith, S. Jain, J. K. Sahu, D. J. Richardson, P. Petropoulos, Sahu, J.K., Rancaño, V.J.F., A. Webb, Webb, A.   +13 more
core   +1 more source

Silicified Wood‐Inspired, High‐Strength Fire‐Resistant Chitin‐Based Aerogels for Sustainable High‐Temperature Thermal Insulation

Advanced Functional Materials, EarlyView.
Inspired by natural silicified wood, a biomimetic mineralized chitin‐derived aerogel is constructed. It can withstand 81 000 times its own weight, and its backside temperature is 130.4°C after exposure to ∼1300°C butane flame for 600 s, exhibiting high‐strength, fire‐resistance, and super thermal‐insulation properties.
Kai Xu, Qihang Lv, Lubin Liu, Zhezhe Zhou, Chentao Yan, Ao Qin, Jianting Ma, Shuhui Liang, Yue Xu, Min Hong, Bin Li, Pingan Song   +11 more
wiley   +1 more source

Optimization of the optical scheme of a photodetector module operating in the spectral range of 1.3–1.6 μm

Научно-технический вестник информационных технологий, механики и оптики
Optical system consisting of single-mode optical fiber and p-i-n photodiode semiconductor chip with InGaAs active layer was investigated. Considered photodetector module has responsivity in 1.3–1.6 µm.
Ya. N. Kovach, V. V. Andryushkin, E. S. Kolodeznyi, I. I. Novikov, A. A. Petrenko, A. V. Kamarchuk, S. S. Rochas, D. A. Bauman   +7 more
doaj   +1 more source

Analysis on the laser diode-multimode fiber coupling efficiency

, 2003
A novel screwdriver-like shaping system for the coupling between high-power laser diode and multimode fiber (MMF) is presented. The effect of cutting angle, cutting depth and coupling distance between laser diode and screwdriver-like fiber on the ...
Feng, Z, Lin, B, Zeng, X, An, Y
core  

Light‐Actuated Fiber‐Climbing Inchworm Robot Toward Endoluminal Navigation

Advanced Functional Materials, EarlyView.
A kirigami‐inspired soft inchworm robot harnesses optical energy from a customized side‐emitting optical fiber, guaranteeing its propulsion along the fiber body. The wavelength‐selective responsiveness of dye‐functionalized liquid crystal elastomers and the application of temporal illumination patterns enable sequential control of robot components. The
Antonio Lobosco, Leilei Song, Fan Liu, Yu‐Hsiang Lin, Venkatasubramanian Kalpathy Venkiteswaran, Hao Zeng, Sarthak Misra   +6 more
wiley   +1 more source

SU-8 process optimization for high fiber coupling efficiency of liquid crystal filled photonic bandgap fiber components [PDF]

, 2009
SU-8 structures are built up to increase the fiber coupling efficiency of liquid crystal photonic bandgap fiber components.
Wei, Lei, L. Wei, T. T. Alkeskjold, A. Bjarklev, Alkeskjold, Thomas Tanggaard, Bjarklev, Anders Overgaard   +5 more
core   +1 more source

Ultrabroadband High Coupling Efficiency Fiber-to-Waveguide Coupler Using Si $_{3}$ N $_{4}$ /SiO $_{2}$ Waveguides on Silicon

, 2016
An easy-to-fabricate but very efficient fiber-to-waveguide coupler is theoretically analyzed and experimentally demonstrated. In this design, light from a single-mode fiber can be butt coupled into a single-mode high-index-contrast Si $_{3}$ N $_{4 ...
T. Zhu, Yiwen Hu, P. Gatkine, S. Veilleux, J. Bland-Hawthorn, M. Dagenais   +5 more
semanticscholar   +1 more source