Results 11 to 20 of about 307,556 (373)

Investigation of Dispersion in Porous Media Using Fiber‐Optic Technology [PDF]

open access: green, 1991
This paper presents results of a laboratory investigation of characteristics of solute transport utilizing fiber-optic technology. In this work, we examine solute transport in a uniform homogeneous porous medium with a one dimensional flow system using a
J. Mark Nielsen   +3 more
semanticscholar   +4 more sources

Technology of Fiber Optic Sensors

open access: bronzeThe Review of Laser Engineering, 1985
Kenichi Yoshida   +3 more
openalex   +4 more sources

FBG Arrays for Quasi-Distributed Sensing: A Review

open access: yesPhotonic Sensors, 2021
Fiber Bragg grating (FBG) array is a powerful technique for quasi-distributed sensing along the entire length of sensing fiber with fast response and high precision. It has been widely used for temperature, strain, and vibration monitoring.
Chengli Li   +4 more
doaj   +1 more source

Optical fiber sensor technology [PDF]

open access: yesIEEE Journal of Quantum Electronics, 1982
The current state of the art of optical fiber sensors is reviewed. The principles of operation are detailed and the various types of fiber sensors are outlined. Achievable performance and limitations are discussed and a description of technology used to fabricate the sensor is presented. The characteristics of acoustic, magnetic, gyro, laser diode, and
Giallorenzi, Thomas G.   +6 more
openaire   +4 more sources

Review of the Status and Prospects of Fiber Optic Hydrogen Sensing Technology

open access: yesChemosensors, 2023
With the unprecedented development of green and renewable energy sources, the proportion of clean hydrogen (H2) applications grows rapidly. Since H2 has physicochemical properties of being highly permeable and combustible, high-performance H2 sensors to ...
Changyu Shen   +8 more
semanticscholar   +1 more source

A Medium-Frequency Fiber Bragg Grating Accelerometer Based on Flexible Hinges

open access: yesSensors, 2021
Mediumfrequency fiber Bragg grating (FBG) acceleration sensors are used in important applications in mechanical, aerospace and weapon equipment, and have strict requirements in terms of resonance frequency and sensitivity.
Zichuang Li   +5 more
doaj   +1 more source

Digital Light Processing of 2D Lattice Composites for Tunable Self‐Sensing and Mechanical Performance

open access: yesAdvanced Engineering Materials, EarlyView., 2023
The study presents the mechanical and in situ sensing performance of digital light processing‐enabled 2D lattice nanocomposites under monotonic tensile and repeated cyclic loading, and provides guidelines for the design of architectures suitable for strain sensors and smart lightweight structures.
Omar Waqas Saadi   +3 more
wiley   +1 more source

2D and 3D Shape Sensing Based on 7-Core Fiber Bragg Gratings

open access: yesPhotonic Sensors, 2020
A fiber-optic shape sensing based on 7-core fiber Bragg gratings (FBGs) is proposed and experimentally demonstrated. The investigations are presented for two-dimensional and three-dimensional shape reconstruction by distinguishing bending and twisting of
Tianting Lai   +5 more
doaj   +1 more source

Versatile Vibration Sensing Using a Tapered Photonic Crystal Fiber With a Featured Core

open access: yesIEEE Photonics Journal, 2020
On the basis of intensity modulation, a vibration sensor using a tapered photonic crystal fiber (PCF) is demonstrated. The fiber is a solid-core PCF with a central air hole embedded in the core region.
Haihu Yu   +4 more
doaj   +1 more source

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