|
|
|
Artem T. Turov, Fedor L. Barkov, Yuri A. Konstantinov, Dmitry A. Korobko, Cesar A. Lopez-Mercado and Andrei A. Fotiadi
This work studies the application of low-cost noise reduction algorithms for the data processing of distributed acoustic sensors (DAS). It presents an improvement of the previously described methodology using the activation function of neurons, which enh...
ver más
|
|
|
|
|
|
|
Amanda Leong, Steven Derek Rountree and Jinsuo Zhang
This research article explores the potential of optical fibers as sensors, highlighting their ability to measure various parameters such as temperature, pressure, stress, and radiation dose. The study focuses on investigating the material compatibility o...
ver más
|
|
|
|
|
|
|
Artem T. Turov, Yuri A. Konstantinov, Fedor L. Barkov, Dmitry A. Korobko, Igor O. Zolotovskii, Cesar A. Lopez-Mercado and Andrei A. Fotiadi
Moving differential and dynamic window moving averaging are simple and well-known signal processing algorithms. However, the most common methods of obtaining sufficient signal-to-noise ratios in distributed acoustic sensing use expensive and precise equi...
ver más
|
|
|
|
|
|
|
Ali Mekhtiyev, Yelena Neshina, Aliya Alkina, Vyacheslav Yugay, Valeriy Kalytka, Yermek Sarsikeyev and Lalita Kirichenko
This paper presents the results of complex scientific research aimed at developing a prototype fiber-optic system for controlling the technical condition of buildings, structures, and extended objects. The aim is to develop a quasi-distributed type of fi...
ver más
|
|
|
|
|
|
|
Victoria A. Starikova, Yuri A. Konin, Alexandra Yu. Petukhova, Svetlana S. Aleshkina, Andrey A. Petrov and Anatolii V. Perminov
This work focuses on the methods of creating in-fiber devices, such as sensors, filters, and scatterers, using the fiber fuse effect. The effect allows for the creation of structures in a fiber core. However, it is necessary to know exactly how this proc...
ver más
|
|
|
|
|
|
|
Nikita R. Poddubrovskii, Ivan A. Lobach and Sergey I. Kablukov
We report on the development of an optical frequency domain reflectometry (OFDR) system based on a continuous-wave Er-doped self-sweeping fiber laser. In this work, we investigate the influence of the input data processing procedure in an OFDR system on ...
ver más
|
|
|
|
|
|
|
Aris Ikiades
Ice accretion on an aircraft affects the aerodynamic performance of the wings by disrupting the airflow, increasing drag, and altering its flight characteristics, leading to a main or tail wing-stall and altimetry to aircraft loss. The current generation...
ver más
|
|
|
|
|
|
|
Sebastian Valencia-Garzón, Erick Reyes-Vera, Jorge Galvis-Arroyave, Jose P. Montoya and Nelson Gomez-Cardona
A CO2" role="presentation">22
2
laser-based system was studied and implemented to produce asymmetric long period fiber gratings (LPFG) with a large attenuation peak, high reproducibility, and high stability. The first half of this study provides a mathe...
ver más
|
|
|
|
|
|
|
Stephen A. Whitmore, Cara I. Frischkorn and Spencer J. Petersen
A method for in-situ optical measurements of solid and hybrid propellant rocket plumes is developed, and results from proof of concept tests are presented. The developed method inserts fiber-optic cables acting as radiation conduits into the solid-fuel c...
ver más
|
|
|
|
|
|
|
Hun-Kook Choi, Young-Jun Jung, Bong-Ahn Yu, Jae-Hee Sung, Ik-Bu Sohn, Jong-Yeol Kim and Md. Shamim Ahsan
This paper demonstrates the fabrication of radiation-resistant fiber Bragg grating (FBG) sensors using infrared femtosecond laser irradiation. FBG sensors were written inside acrylate-coated fluorine-doped single-mode specialty optical fibers. We detecte...
ver más
|
|
|
|