In the field of in situ measurement of high-temperature pressure, fiber-optic Fabry-Perot pressure sensors have been extensively studied and applied in recent years thanks to their compact
In this study, we present a simple design and low-cost high pressure sensor using polymer optical fiber (POF) based on the intensity-variation technique.
We propose and demonstrate a suspended fiber-optic Fabry–Pérot interferometer for sensitivity-improved high-pressure measurement. A thin-cladding fiber (TCF) is inserted into a silica capillary
This paper presents an all-SiC fiber-optic Fabry-Perot (FP) pressure sensor based on the hydrophilic direct bonding technology for the applications in the harsh environment. The operating
In this study, an optical fiber pressure sensor based on a thin-walled oval cylinder is proposed. To sense the degree of deformation, a pair of fiber
A high-sensitivity optic fiber pressure sensor based on balloon-like single-mode fiber (SMF) is proposed and thoroughly investigated. Under pressure, the balloon-like SMF and the substrate collaborate,
Moreover, the temperature-pressure cross-sensitivity was as little as 4.98 °C/MPa. The dual-mode sensing capability of the all-SiC fiber-optic sensor demonstrated great promise for
Abstract: A high-sensitivity fiber-optic gas pressure sensor based on a Fabry-Perot interferometer filled with epoxy resin adhesive is proposed. The factors of affecting the pressure sensitivity are
This paper proposes a fiber-optic Fabry–Perot pressure sensor based on a membrane-hole-base structure.
This paper presents a fiber optic sensor based on two parallel Fabry-Perot interferometers (FPIs) and the Vernier effect, achieving temperature and pressure sensing.
A high sensitivity fiber-optic pressure sensor based on Fabry-Perot interferometer (FPI) filled with ultraviolet (UV) glue film and Vernier effect was proposed and demonstrated.
Interferometric fiber-optic pressure sensor converts pressure signals into optical phase changes by using the optical interference effect and then realizes high
In this paper, a high-sensitivity optical fiber Fabry-Perot sensor based on all-sapphire is proposed and fabricated for pressure sensing in ultrahigh temperature environments.
A high-sensitivity fiber-optic gas pressure sensor based on a Fabry-Perot interferometer filled with epoxy resin adhesive is proposed. The factors of
This paper aims to explore the recent progress of fibre optic pressure sensing technologies that are suitable for low hydrostatic pressure detection. It will first outline the history of FBG and bare
In the field of in situ measurement of high-temperature pressure, fiber-optic Fabry–Perot pressure sensors have been extensively studied and applied in recent years thanks to their compact size and
In this paper, a highly sensitive pressure sensor based on fiber-optic Fabry–Perot interferometers (FPIs) and the Vernier effect (VE) is proposed and
Abstract Fiber-optic sensing (FOS) technology has emerged as a cutting-edge research focus in the sensor field due to its miniaturized structure, high
In this article, a highly sensitive dual optical fiber parallel Fabry–Pérot interferometer (FPI) pressure sensor is proposed, accompanied by the theoretically analyze about its working principle, along with
Fiber optic pressure sensors use light modulation to measure pressure, offering high sensitivity, EMI immunity, and wide-ranging applications.
This paper conducts a systematic analysis of the sensing mechanisms in fiber-optic pressure sensors, with a particular focus on the performance optimization effects of fiber structures
The pressure sensors capable of high sensitivity and wide measuring range at high temperature are urgently needed in many industrial fields. We propose a novel fiber-optic Fabry-Pérot interferometer
We have developed a highly sensitive fiber optic sensor that can measure temperature and pressure. The sensor comprises two Fabry–Perot interferometers (FPIs), FPI 1 and FPI 2,
Abstract Fibre Bragg grating (FBG) pressure sensors show a great potential in replacing conventional electrical pressure sensors due to their numerous advantages. However, increasing
A pressure sensor specified for aerodynamic applications and based on optical fibre strain sensors mounted on a circular glass fibre reinforced polymer membrane is
In this paper, a fiber-optic Fabry–Perot high-temperature pressure sensor for extreme high-temperature and high-pressure environments is
This work presents a high-precision fiber optic pressure sensor based on frequency-modulated continuous-wave (FMCW) laser interference. The pressure sensor is primarily composed
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