Frequency-Shifted Interferometry — A Versatile Fiber-Optic Sensing Technique
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
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Investigation of photoplethysmographic signals and blood oxygen saturation values obtained from human splanchnic organs using a fiber optic sensor [PDF]
Objective A reliable, continuous method of monitoring splanchnic organ oxygen saturation could allow for the early detection of malperfusion, and may prevent the onset of multiple organ failure.
AJ Crerar-Gilbert +16 more
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Reviews on Corrugated Diaphragms in Miniature Fiber-Optic Pressure Sensors
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
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Self-Referencing Fiber-Optic Intensity Sensors Using Ring Resonators and Fiber Bragg Gratings [PDF]
An improved ring resonator self-referencing technique in a new reflection configuration for remote fiber-optic intensity sensors is demonstrated using fiber Bragg gratings. Sensor sensitivity doubles and a single fiber lead is used.
Montalvo García, Julio +3 more
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Multi-channel fiber-optic temperature sensor system using an optical time-domain reflectometer
In this study, we developed a multi-channel fiber-optic temperature sensor system (FTSS) using an optical time-domain reflectometer (OTDR). The developed FTSS consists of fiber-optic temperature-sensing probes, a fiber-optic coupler, a transmitting ...
H.J. Kim +6 more
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Over decades, fiber-optic temperature sensors based on conventional single-mode fibers (SMF) have been demonstrated with either high linearity and stability in a limited temperature region or poor linearity and thermal hysteresis in a high-temperature ...
Zhe Zhang +7 more
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Preliminary assessment of abdominal organ perfusion utilizing a fiber optic photoplethysmographic sensor [PDF]
In an attempt to overcome the limitations of current techniques for monitoring abdominal organ perfusion, a prototype reflectance fiber optic photoplethysmographic (PPG) sensor and processing system was evaluated on seventeen anaesthetized patients ...
Hickey, M. +4 more
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In addition to the benefits, recent developments and cost reductions have sparked interest in fiber optical sensing. In order fiber optic sensors must be made, researchers integrated optoelectronic devices with fiber optic telecommunications' byproducts.
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Smart Adhesive Joint with High-Definition Fiber-Optic Sensing for Automotive Applications
Structural health monitoring of fiber-reinforced composite-based joints for automotive applications during their manufacturing and on-demand assessment for its durability in working environments is critically needed.
Stephen Young +8 more
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Soil total suction sensing using fiber-optic technology
Measurement of the soil water suction is important for investigating geotechnical problems and mitigating associated risks; however, conventional high-range suction measurement techniques have some limitations for accurate, long-term, and quasi ...
Jun-Yi Guo +7 more
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