Results 31 to 40 of about 2,018 (250)

A Hybrid Optical Fiber and FSO System for Bidirectional Communications Used in Bridges

, 2015
In this paper, a 10-Gb/s hybrid optical fiber (OF) and free-space optics (FSO) link as part of a bidirectional long-haul OF transmission for application in outdoor environments such as bridges is proposed.
Ghassemlooy, Zabih, Yu, Yi-Lin, Liaw, Shien-Kuei, Chou, Hsi-Hsir, Le Minh, Hoa   +4 more
core   +1 more source

Quantum Dot Coherent Comb Laser Source for Converged Optical-Wireless Access Networks

IEEE Photonics Journal, 2021
We propose and experimentally demonstrate a converged optical-wireless WDM access network architecture enabled by a highly integrated quantum dot coherent comb laser.
Haipeng Zhang, Mu Xu, Zhensheng Jia, Luis Alberto Campos, Zhenguo Lu, Chun-Ying Song, Pedro Barrios, Mohamed Rahim, Ping Zhao, Philip J. Poole   +9 more
doaj   +1 more source

Quartz-Enhanced Photothermal-Acoustic Spectroscopy for Trace Gas Analysis

Applied Sciences, 2019
A crystal quartz tuning fork (QTF) was used as a detector to collect and amplify laser-induced photoacoustic and photothermal waves simultaneously for trace chemical analysis.
Huadan Zheng, Haoyang Lin, Lei Dong, Zhao Huang, Xiaohang Gu, Jieyuan Tang, Linpeng Dong, Wenguo Zhu, Jianhui Yu, Zhe Chen   +9 more
doaj   +1 more source

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

Correlation between emission and relative intensity noise spectral profiles of an Er-doped fiber superfluorescent source

AIP Advances, 2022
The spectral characteristics of the relative intensity noise (RIN) of two amplified spontaneous emission (ASE) sources are experimentally measured. An Er-doped fiber superfluorescent source (EDF-SFS) is investigated and compared with a super-luminescent ...
Xuanchen Guo, Quan Chai, Xueying Zhao, Shaonian Ma, Gui Xiao, Jianzhong Zhang, Elfed Lewis, Gang-Ding Peng   +7 more
doaj   +1 more source

Hybrid fiber-optical/THz-wireless link transmission using low-cost IM/DD optics

, 2022
S.1928-1930Hybrid fiber-optical/THz wireless transmission of 16 GBd 16-QAM is demonstrated over 20 km of fiber. Transmission of 50 Gb/s net rate is achieved using low-cost IM/DD optics and wireless front-ends operating at 306 ...
Castro, Carlos, Elschner, Robert, Ferreira, Ricardo, Merkle, Thomas, Teixeira, António, Rodrigues, Francisco, Schubert, Colja   +6 more
core   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

Advanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau, Christian N. Saggau, Stefan Baunack, Thomas Gemming, Yara Abdelaal, Robert Weser, Oliver G. Schmidt, Hagen Schmidt, Andreas Winkler, Mariana Medina‐Sánchez   +9 more
wiley   +1 more source

Design of Environmental Biosensor Based on Photonic Crystal Fiber with Bends Using Finite Element Method [PDF]

, 2015
In this paper, a biosensor based on photonic crystal fiber (PCF) is proposed and designed using Full-Vectorial Finite Element Method (FVFEM). The proposed PCF sensor consists of three concentric circles surrounding the core.
Akowuah, Emmanuel Kofi, Dayoub, Iyad, Teyeb, A, Malek, FA, Malek, Fathi Abdel, Haxha, Shyqyri, Haxha, S, Teyeb, Ahmed, Akowuah, EK, Dayoub, I   +9 more
core   +1 more source

Thermally Modulated Metasurface Sensor for Dynamic and Time‐Resolved Isolation of Extracellular Vesicles

Advanced Materials, EarlyView.
A thermally adaptive plasmonic metasurface, functionalized with poly(N‐isopropylacrylamide) (PNIPAM) and anti‐CD63 antibodies, enables precise, on‐demand capture and release of extracellular vesicles (EVs). Delivering high recovery, improved purity, and intact vesicle structure, the platform offers a versatile, label‐free solution for real‐time EV ...
Beyza Nur Kucuk, Eylul Gulsen Yilmaz, Yusuf Aslan, Emre Ece, Özgecan Erdem, Murat Alp Gungen, Bengi Özgün Öztürk, Fatih Inci   +7 more
wiley   +1 more source

Ti3C2Tx MXene/Silver Composite Foams For Lightweight, High‐Performance Electromagnetic Interference Shielding and Joule Heating

Advanced Materials Interfaces, EarlyView.
Ultrathin MXene/EMF composite foams achieve a specific shielding efficiency of 749.6 dB.dB·cm3$\mathrm{dB}\cdot {\mathrm{cm}}^{3}$/g, while the silver‐enhanced MXene/Ag/EMF reaches 81.4 dB shielding effectiveness at just 1.0 mm thickness. Both composites exhibit rapid Joule heating, retain stability up to 250∘C$^\circ{\rm C}$, and withstand 1000 ...
Abdullah A. Mahmood, Mingxuan Li, Vahid Rad, Mehdi Zarei, Chen‐Yu Yeh, Masoud Soroush, Guangyong Li, Paul W. Leu   +7 more
wiley   +1 more source