Home / Micro-nano fiber optic high-temperature pressure sensor
Abstract Fiber optic pressure sensors have attracted considerable attention because of their small size, high sensitivity and immunity to electromagnetic interference. Here, a miniature
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In this work, we propose a novel sensor based on two parallel Fabry-Pérot interferometers (FPIs) and the Vernier effect, achieving temperature and pressure sensing. Both FPIs utilize the end
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The experimental results showed that the optical fiber Fabry–Perot composite sensor had good response characteristics for pressure and temperature. It could maintain good linearity in the
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In the field of in situ measurement of high-temperature pressure, fiber-optic Fabry–Perot pressure sensors have been extensively studied and applied in
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A high-sensitive fiber-optic Fabry–Perot sensor with parallel polymer-air cavities based on Vernier effect for simultaneous measurement of pressure and temperature.
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The fiber-optic pressure sensor has the following advantages: high fineness, high temperature tolerance, high consistency and simple demodulation, resulting in a wide application prospect in the
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The results indicate that this fiber-optic FP acoustic pressure sensor can achieve precise acoustic pressure measurements in high-temperature environments, providing reliable technical
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As the perfect combination of fiber optics and nanotechnology, micro-nano fiber is one of the frontier research directions in fiber optics and micro-nano photon
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Fiber-optic high-temperature sensors are gradually replacing traditional electronic sensors due to their small size, resistance to electromagnetic interference, remote detection, multiplexing, and
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The ultrahigh sensitivity, mechanical robustness, and excellent flexibility and biocompatibility make this sensor system an advanced wearable high-precision temperature
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Currently, the high corrosion resistance and high temperature resistance of optical fiber F-P pressure sensor make it an ideal pressure measurement tool in high
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Existing tactile sensors struggle with high-temperature environments. Here, authors developed a triboelectric tactile sensor with an asymmetric structure and heat-resistant materials,
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In aerospace, petrochemical, gas turbines and other high-temperature environments, pressure measurement of equipment has always been a challenge to be solved. The electrical high
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A novel high-sensitive fiber-optic Fabry-Perot sensor with parallel polymer-air cavities based on Vernier effect was proposed and demonstrated for
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To accurately monitor the safe operating temperature of the cable, an optical fiber high temperature sensor based on ZnO composite graphene temperature sensing material is proposed in
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Moreover, the high-temperature-resistant flexible pressure sensor was demonstrated with the design of a full-textile-based sandwich structure composed of carbon fiber cloth electrodes and a
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Using arc discharge technology, we fabricated a fiber-optic Fabry-Perot (FP) pressure sensor with a very low temperature coefficient based on a microbubble that can be applied in a high
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A novel fiber-optic pressure sensor based on Vernier-enhanced parallel microbubble Fabry-Perot interferometers (FPIs) is proposed for high-sensitivity and thermally stable pressure
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In response, a miniature temperature-pressure sensor ( 110 μ m in diameter and 100 μ m in length) has been proposed and optimized. This sensor uses dual parallel fiber Fabry-Pérot (FP)
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This paper proposes a high-temperature optical fiber Fabry–Perot pressure sensor based on the micro-electro-mechanical system (MEMS). The
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In recent years, flexible pressure sensors have garnered significant attention. However, the development of large-area, low-cost, and easily
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A novel micro fiber optic high-temperature pressure sensor based on femtosecond laser processing technology is designed and manufactured. The sensor is a Fabry-Perot cavity which is...
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Abstract: This article presents a novel fiber-optic Fabry–Perot (FP) high-temperature acoustic pressure sensor for addressing the measurement of high acoustic pressure levels in a 350
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This paper reviews the sensing principle, structural design, and temperature measurement performance of fiber-optic high-temperature sensors,
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A novel vacuum-sealed miniature optical fiber sensor for static pressure or acoustic wave measurement is presented. This pressure sensor functions as a diaphragm-based extrinsic Fabry
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A self-enclosed fiber-optic Fabry-Perot (F-P) cavity is created by splicing a single-mode fiber to a photonic crystal fiber (PCF) with a precise hole micromachined by a 157-nm laser at the
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