Results 31 to 40 of about 176,095 (309)

A Non-Invasive Multichannel Hybrid Fiber-Optic Sensor System for Vital Sign Monitoring

open access: yesItalian National Conference on Sensors, 2017
In this article, we briefly describe the design, construction, and functional verification of a hybrid multichannel fiber-optic sensor system for basic vital sign monitoring.
M. Fajkus   +5 more
semanticscholar   +1 more source

Development of the Noncontact Temperature Sensor Using the Infrared Optical Fiber Coated with Antifog Solution

open access: yesScience 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

open access: yesSensors, 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

Low-Coherence Interferometric Fiber Optic Sensor for Humidity Monitoring Based on Nafion® Thin Film †

open access: yesItalian National Conference on Sensors, 2019
The main aim of this work was the design and development simple fiber optic Fabry-Perot interferometer (FPI) sensor devices for relative humidity (RH) sensing with emphasis on high sensitivity and good stability.
E. Maciak
semanticscholar   +1 more source

A Spatially Distributed Fiber-Optic Temperature Sensor for Applications in the Steel Industry

open access: yesItalian National Conference on Sensors, 2020
This paper presents a spatially distributed fiber-optic sensor system designed for demanding applications, like temperature measurements in the steel industry.
M. Roman   +6 more
semanticscholar   +1 more source

Highly Sensitive Temperature Sensors Based on Fiber-Optic PWM and Capacitance Variation Using Thermochromic Sensing Membrane

open access: yesSensors, 2016
In this paper, we propose a temperature/thermal sensor that contains a Rhodamine-B sensing membrane. We applied two different sensing methods, namely, fiber-optic pulse width modulation (PWM) and an interdigitated capacitor (IDC)-based temperature sensor
Md. Rajibur Rahaman Khan, Shin-Won Kang
doaj   +1 more source

Ultrasensitive strain sensor based on Vernier- effect improved parallel structured fiber-optic Fabry-Perot interferometer.

open access: yesOptics Express, 2019
A novel parallel structured fiber-optic Fabry-Perot interferometer (FPI) based on Vernier-effect is theoretically proposed and experimentally demonstrated for ultrasensitive strain measurement.
Tong Nan   +7 more
semanticscholar   +1 more source

Frequency-Shifted Interferometry — A Versatile Fiber-Optic Sensing Technique

open access: yesSensors, 2014
Fiber-optic sensing is a field that is developing at a fast pace. Novel fiber-optic sensor designs and sensing principles constantly open doors for new opportunities.
Fei Ye, Yiwei Zhang, Bing Qi, Li Qian
doaj   +1 more source

A Phonocardiographic-Based Fiber-Optic Sensor and Adaptive Filtering System for Noninvasive Continuous Fetal Heart Rate Monitoring

open access: yesItalian National Conference on Sensors, 2017
This paper focuses on the design, realization, and verification of a novel phonocardiographic- based fiber-optic sensor and adaptive signal processing system for noninvasive continuous fetal heart rate (fHR) monitoring.
R. Martínek   +8 more
semanticscholar   +1 more source

Reviews on Corrugated Diaphragms in Miniature Fiber-Optic Pressure Sensors

open access: yesApplied Sciences, 2019
Corrugated diaphragms (CDs) have been widely used in many fields because of their higher pressure sensitivity and wider linear range compared to flat diaphragms (FDs) in the same circumstances.
Honglin Li   +5 more
doaj   +1 more source

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