Results 21 to 30 of about 82,067 (301)
High Sensitivity Hot-wire based Wind Velocity Sensor using Co-doped Fiber and Fiber Bragg Grating for use in mining applications [PDF]
, 2018 In this paper, a mathematical model of the temperature distribution in a fiber-optic version of the familiar 'hot-wire' wind velocity sensor has been established and a practical sensor device realized and investigated for use in coal mining applications.
Dong, G. +8 more
core +1 more source
Intraluminal Monitoring of Micro Vessels. A Surgical Feasibility Study
Frontiers in Surgery, 2021 Objective: Monitoring of vessel perfusion is of high clinical importance in vascular anastomosis of free flaps. Current sensor systems are based on different principles and show limitations in validity and accuracy.
Leonard Walle +3 more
doaj +1 more source
Sensors, 2009 Fiber loop ringdown (FLRD) utilizes an inexpensive telecommunications light source, a photodiode, and a section of single-mode fiber to form a uniform fiber optic sensor platform for sensing various quantities, such as pressure, temperature, strain ...
Chuji Wang
doaj +1 more source
Mechanics & Industry, 2021 This paper proposes a POI displacement estimation method based on the functional optical fiber sensor and the phase modulation principle to improve the POI displacement estimation accuracy. First, the relation between the object deformation and the optic
Li Yujie, Zhang Ming, Zhu Yu
doaj +1 more source
Polarization mode dispersion in radio-frequency interferometric embedded fiber-optic sensors [PDF]
, 2001 The effect of fiber birefringence on the propagation delay in an embedded fiber-optic strain sensor is studied. The polarization characteristics of the sensor are described in terms of polarization mode dispersion through the principal states of ...
Dimenstein, O. +5 more
core +1 more source
Miniature High-Sensitivity High-Temperature Fiber Sensor with a Dispersion Compensation Fiber-Based Interferometer [PDF]
, 2009 A miniature high-sensitivity, high-temperature fiber sensor with an interferometer based on a bare small-core-diameter dispersion compensation fiber (DCF) is reported.
Dong, Bo, Wei, Li, Zhou, Da-Peng
core +2 more sources
Dissolved oxygen sensing using an optical fibre long period grating coated with hemoglobin [PDF]
, 2016 A long period grating fiber optic sensor coated with hemoglobin is used to detect dissolved oxygen. The sensitivity of this sensor to the ratio of dissolved carbon dioxide to dissolved oxygen is demonstrated via the conversion of carboxyhemoglobin to
James, Stephen W. +2 more
core +1 more source
Science and Technology of Nuclear Installations, 2015 This study developed a noncontact fiber-optic temperature sensor that can be installed in a spent nuclear fuel pool. This fiber-optic temperature sensor was fabricated using an infrared optical fiber to transmit the infrared light emitted from water at a
Rinah Kim +3 more
doaj +1 more source
Guided Wave and Damage Detection in Composite Laminates Using Different Fiber Optic Sensors
Sensors, 2009 Guided wave detection using different fiber optic sensors and their applications in damage detection for composite laminates were systematically investigated and compared in this paper.
Fucai Li +3 more
doaj +1 more source
Optical fiber sensor review [PDF]
, 2020 Technology of fiber optic are widely used for its applications which mostly known for carrying information over long distances for the best efficiency.
Abdul Manaf, Muhammad Shukri +3 more
core