A high sensitivity fiber-optic sensor based on temperature-sensitive material is proposed and demonstrated experimentally. The sensor consists of single-mode fiber (SMF), silicon capillary
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Therefore, new methods need to be developed further for economic high-sensitivity strain sensors. In this paper, an ultrasensitive fiber-optic strain sensor is demonstrated by constructing an FPI with a
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A highly sensitive salinity sensor based on a two-core optical fiber is demonstrated for both high- and low-concentration regimes. Salinity of several
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A high sensitivity fiber-optic acceleration sensor based on a Fabry-Perot Interferometer (FPI) formed by an aluminum alloy elastic mass-block structure is proposed for measuring
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In summary, we propose a parallel Fabry-Perot high-sensitivity fiber optic temperature sensor based on the vernier effect and detectable beyond the free spectral range.
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Due to the overwhelming advantages compared with traditional electronicsensors, fiber-optic acoustic sensors have arisen enormous interest in multiple disciplines. In this paper we present
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Download Citation | High-Sensitivity Fiber Optic Temperature Sensor Based on Enhanced Vernier Effect | Accurate detection of temperature is crucial in industry, agriculture, the military, etc
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In this work, a high-sensitivity optical fiber temperature sensor with extended measurement range is proposed. The proposed sensor is manufactured by cascading
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A fiber optic temperature sensor with high sensitivity is proposed, utilizing range-extended multi (m)-order interference demodulation. The sensor features an ethanol-filled Fabry-Perot (FP) inline
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In this paper, a fiber-optic Fabry–Perot high-temperature pressure sensor for extreme high-temperature and high-pressure environments is
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Abstract In this paper, a review of recent studies on the optical fiber-based surface plasmon resonance (SPR) sensor and the sensitivity improvement based on specialty optical fibers
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To improve the sensitivity and overcome various limitations of pressure- and temperature-sensitive sensors, in this study, we demonstrate a micro-pressure FP sensor fabricated on an...
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Fibre-optic sensing techniques play a vital role in the larger family of photonic sensing techniques, and have undergone a significant evolution over the years with advanced performance, from fundamental
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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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We propose and experimentally demonstrate an optical fiber sensor based on a Fourier domain mode-locked optoelectronic oscillator (FDML-OEO), which is
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We designed a high-sensitivity fiber-optic refractive index (RI) sensor based on HVE. The sensor consists of two open Fabry–Perot interferometers (FPIs) connected in parallel.
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Fiber-optic sensors offer distinct advantages for acoustic signal detection under extreme conditions due to their immunity to electromagnetic interference (EMI) and capability for remote
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In this work, a fiber optic temperature sensor based on FPI combined with FBG is proposed, it can realize both high-sensitivity and large-range temperature measurement.
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A high-sensitivity fiber optic temperature sensor based on the enhanced harmonic Vernier effect (HVE) is proposed, which consists of two Fabry–Perot interferometers (FPI) that are
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A surface plasmon resonance photonic crystal fiber sensor featuring a photonic crystal fiber-enhanced design with three layers of periodically arranged air holes has been designed to
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Examples include coating the surface of tapered fibers with polydimethylsiloxane , applying UV glue on the surface of fine-core fibers , and plating gold film on Bragg fiber gratings
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A balloon-type optical fiber sensor (OFS) for strain measurement was proposed, and the measurement range was significantly increased with the assistan
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Optical fiber sensors have been investigated extensively due to their intrinsic advantages of small size, good flexibility, high sensitivity, and immunity to electromagnetic interference. They have...
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In this paper, a fiber-optic Fabry–Perot high-temperature pressure sensor for extreme high-temperature and high-pressure environments is proposed and
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High-temperature measurements above 1000 °C are critical in harsh environments such as aerospace, metallurgy, fossil fuel, and power production.
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A high-sensitivity temperature sensor based upon an optical fiber Fabry-Perot interferometer (FPI) filled with polydimethylsiloxane (PDMS) is reported that employed a single mode
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We propose and experimentally demonstrate an optical fiber sensor based on a Fourier domain mode-locked optoelectronic oscillator (FDML-OEO), which is achieved by synchronizing the
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A fiber-optic extrinsic Fabry–Perot interferometric (EFPI) temperature sensor with extremely high resolution and large dynamic range is proposed and demonstrated.
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