Showing 121 - 140 results of 157 for search '"fiber optics"', query time: 0.06s Refine Results
  1. 121

    Network Design and Route Analysis Using Outside Plant by Isaac Adjaye Aboagye, Nii Longdon Sowah, Wiafe Owusu-Banahene, Aryee Shaelijah, Margaret Ansah Richardson, Emmanuel Baah-Boadi

    Published 2025-01-01
    “…A slope of 0.24 dB/km was obtained and this is within the required route loss of less than 1 dB/km in fiber optic transmissions. From the research, it was observed that there was a loss in signal power as distance increased. …”
    Get full text
    Article
  2. 122

    Synergy between Embedded and Non-Embedded Sensors in IoT Networks for Structural Health Monitoring of Concrete Structures: A Literature Review by Najem Oumayma, Benbrahim Mohammed, Kabbaj Mohammed Nabil, Boumhidi Jaouad

    Published 2025-01-01
    “…This paper also covers the numerous kinds of sensors that are utilized for SHM, namely embedded sensors including piezoelectric and fiber optic sensors, and non-embedded sensors such as accelerometers and strain gauges. …”
    Get full text
    Article
  3. 123

    Proposal and operational evaluation of a device for external and internal photodynamic therapy treatments by Enrique Navarrete de Gálvez, Pablo Fonda Pascual, José Aguilera Arjona, José Ramón de Andrés Díaz, María Navarrete de Gálvez, Shiran Perera Mohamed, María Victoria de Gálvez Aranda

    Published 2025-02-01
    “…It allows for the connection of a fiber optic terminal for internal treatments and can be fitted with light-diffusing devices capable of treating lesions externally or penetrating them internally. …”
    Get full text
    Article
  4. 124

    A Study Using the Network Simulation Method and Nondimensionalization of the Fiber Fuse Effect by Juan Francisco Sanchez-Pérez, Joaquín Solano-Ramírez, Fulgencio Marín-García, Enrique Castro

    Published 2024-12-01
    “…This paper presents an innovative approach to modelling the fiber optic fusion effect using the Network Simulation Method (NSM). …”
    Get full text
    Article
  5. 125

    Design of a flattening filter using Fiber Bragg Gratings for EDFA gain equalization: an artificial neural network application by David Esteban Montoya Alba, Jhonatan Mcniven Cagua Herrera, Gustavo Adolfo Puerto Leguizam´ón

    Published 2019-06-01
    “… This paper presents a proposal for the non-uniform gain compensation of an Erbium-doped fiber optic amplifier (EDFA) in a Wavelength Division Multiplexed (WDM) system using Fiber Bragg Gratings (FBG). …”
    Get full text
    Article
  6. 126

    Beam Tilt Aberration Detection of the Seven-Unit Phased Fiber Laser Array by Xin Yu, Xingyue Wang, Jing Liang, Cai Liu, Xiaolong Ni, Suping Bai, Jiasu Li, Zeping Liu, Lijie Hou

    Published 2024-12-01
    “…A Kepler telescope was designed to construct the conjugate relation between the exit pupil of a fiber optic laser array system and a microlens array and also to match the size of the seven beams and the microlens array. …”
    Get full text
    Article
  7. 127

    Scalable Networking of Neutral-Atom Qubits: Nanofiber-Based Approach for Multiprocessor Fault-Tolerant Quantum Computers by Shinichi Sunami, Shiro Tamiya, Ryotaro Inoue, Hayata Yamasaki, Akihisa Goban

    Published 2025-02-01
    “…These proposals and results indicate a promising pathway for building large-scale multiprocessor fault-tolerant quantum computers using neutral atoms, nanofiber optical cavities, and fiber-optic networks.…”
    Get full text
    Article
  8. 128

    Optical Sensor Implementation for Health Care Monitoring Based on Optical Fiber Technology: A Review by Nadia Ahmad Mohamad, Ali Al-Askery, Adnan Hussein Ali, Safiye Ghasemi Ghasemi

    Published 2023-12-01
    “…OFS Application in Healthcare, Impact OFS Qatar, Effect of chemical and mechanical properties of OFS Effect of external temperature changes in Surface Plasmon Resonance (SPR) for OFS Due to its unique characteristics, such as small size, lack of electromagnetic interference, high sensitivity, weights that allow sensing, accuracy, and very high dynamic range, it generates a fiber-optic sensor that is easy to manufacture and operate at the lowest possible cost. …”
    Get full text
    Article
  9. 129

    Field measurement of atmospheric CO₂ column abundance based on portable laser heterodyne radiometer by Yong Wang, Yong Wang, Maolei Zhang, Maolei Zhang, Jiapeng Wang, Jiapeng Wang, Gang Wang, Gang Wang, Ruyue Cui, Ruyue Cui, Lei Dong, Lei Dong, Hongpeng Wu, Hongpeng Wu

    Published 2025-02-01
    “…The instrument modulates the solar radiation using a fiber optic switch and amplifies the solar radiation through a semiconductor optical amplifier. …”
    Get full text
    Article
  10. 130

    Strain monitoring of cement-based materials with embedded polyvinyl alcohol - carbon nanotube (PVA-CNT) fibers by Zoi S. Metaxa, Wilfrid Neri, Philippe Poulin, Nikolaos D. Alexopoulos

    Published 2017-04-01
    “…Two types of PVA-CNT fibers were embedded in the matrix at a short distance from the bottom of the beam and their readings were correlated with traditional sensors, e.g. strain gauges and Fiber Optic Bragg Gratings. The Electrical Resistance Change (ERC) of the embedded PVA-CNT fiber was in-situ monitored during four-point bending mechanical tests. …”
    Get full text
    Article
  11. 131

    Synchronized observation of pressure wave influence on plasma–target interaction using optical wave microphone and high-speed camera by Thuzar Phyo Wai, Nway Htet Htet Myo, Kota Hagiwara, Fumiaki Mitsugi

    Published 2025-01-01
    “…In this study, a fibered optical wave microphone and high-speed camera (Photron, FASTCAM SA1.1) were used for a synchronized investigation of pressure wave influence on the movement of fine particles caused by the needle electrode plasma jet. …”
    Get full text
    Article
  12. 132

    A compact and Ultra-sensitive microfiber based interferometer sensor for precise electrical current detection by Guoyu Li, Fei Xie, Yan Li, Hongtao Li, Rui Liu, Ao Wang, Lili Liang

    Published 2025-02-01
    “…Precision measurement of microcurrents enhances microscopic understanding and provides accurate data for fields like research, healthcare, semiconductors, and sensors. A novel fiber-optic electrical current sensor, featuring a synchronized fusion and tapering process for integrating single-mode optical fibers with silicon microtube filled with carbon fibers, has been presented in this work. …”
    Get full text
    Article
  13. 133

    DAS to discharge: using distributed acoustic sensing (DAS) to infer glacier runoff by John-Morgan Manos, Dominik Gräff, Eileen Rose Martin, Patrick Paitz, Fabian Walter, Andreas Fichtner, Bradley Paul Lipovsky

    Published 2024-01-01
    “…Considerable recent interest has developed around distributed acoustic sensing (DAS), a sensing technique which utilizes Rayleigh backscatter in fiber optic cables to measure the seismo-acoustic wavefield in high spatial and temporal resolution. …”
    Get full text
    Article
  14. 134

    Development of a method to achieve antegrade in situ fenestration of endovascular stent grafts in abdominal aortic aneurysms by Cyrus J. Darvish, BS, Nicholas P. Lagerman, MS, Oldrich Virag, BS, Hannah Parks, BS, Yash K. Pandya, MD, Mohammad H. Eslami, MD, David A. Vorp, PhD, Timothy K. Chung, PhD

    Published 2025-02-01
    “…Our technique enables the precise location of the visceral artery orifices using fiber optic cables and an infrared light source. The endovascular orifice detection device was tested rigorously in precisely locating an artery opening in blood and a custom AAA phantom model. …”
    Get full text
    Article
  15. 135

    An Examination of Geomagnetic Induction in Submarine Cables by David H. Boteler, Shibaji Chakraborty, Xueling Shi, Michael D. Hartinger, Xuan Wang

    Published 2024-02-01
    “…This is still a concern for modern fiber‐optic cables because they contain a copper conductor to carry power to the repeaters. …”
    Get full text
    Article
  16. 136

    Atypical Radiographic Presentation of Cryptococcus Pneumonia in a Newly Diagnosed HIV Patient by Arthur Cacacho, Umair Ashraf, Arsalan Rehmani, Masooma Niazi, Misbahuddin Khaja

    Published 2019-01-01
    “…The patient underwent flexible fiber optic bronchoscopy, and transbronchial biopsy of the right lung showed bronchopneumonia with fungal spores consistent with filamentous Cryptococcus neoformans, which grew in tissue culture of the right lung. …”
    Get full text
    Article
  17. 137

    Demonstration of a Hybrid B5G System Integrating VLC and RF-Based Technologies with Access Networks by Tomás Powell Villena Andrade, Celso Henrique de Souza Lopes, Letícia Carneiro de Souza, Arismar Cerqueira Sodré Junior

    Published 2025-01-01
    “…Such optical networks make use of fiber-optic links based on RoF technology as backhauls, whereas their fronthauls might be either by FSO or RoF. …”
    Get full text
    Article
  18. 138

    Development of Optical Fiber Light-Transmitting Concrete (LTC)—A Review by Jian Bai, Weiguo Zhang, Jun Tian, Xiaowei Wu, Mingfang Zheng

    Published 2024-12-01
    “…It is anticipated that fiber-optic LTC will be promoted as a new building material.…”
    Get full text
    Article
  19. 139

    Fiber-tip photonic crystal for real-time referenced biosensing in serum by Mathias Dolci, Paco Dreverman, Mildred S. Cano-Velázquez, Arthur L. Hendriks, Emiel Veth, P.J. van Veldhoven, Andrea Fiore, Peter Zijlstra

    Published 2025-03-01
    “…Fiber optic sensors have become increasingly well-established due to the many advantages they provide such as immunity to electromagnetic interference, multiplexing capabilities, and remote sensing. …”
    Get full text
    Article
  20. 140

    Approximal Caries Detection by DIFOTI: In Vitro Comparison of Diagnostic Accuracy/Efficacy with Film and Digital Radiography by Á. Ástvaldsdóttir, K. Åhlund, W. P. Holbrook, B. de Verdier, S. Tranæus

    Published 2012-01-01
    “…The aim of the present study was to compare the diagnostic accuracy/efficacy of digital imaging fiber-optic transillumination (DIFOTI) with film and digital radiography, in detection of approximal caries lesions. …”
    Get full text
    Article