This paper reviews the sensing principle, structural design, and temperature measurement performance of fiber-optic high-temperature sensors, as well as recent significant progress in the transition of sensing solutions from glass to crystal fiber. High-temper...
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of fiber optic air pressure [16–19] and temperature [20–24] sensing due to its better manufacturing tolerance and higher performance advantages. Recently, the high-order HVE sen-sors have also
A high-sensitive fiber-optic Fabry–Perot sensor with parallel polymer-air cavities based on Vernier effect for simultaneous measurement of pressure and temperature.
At present, optical fiber high-temperature sensors are widely used in high-temperature sensing. Those real harsh environments, however, involve not only high temperature but also other factors, such as
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.
In this study, an all-silica fiber-optic Fabry–Perot pressure sensor featuring excellent high-temperature survivability was developed and experimentally demonstrated. To reduce cost and
Optical fiber sensors present several advantages in relation to other types of sensors. These advantages are essentially related to the optical fiber properties, i.e., small, lightweight,
This study develops a novel optic fiber sensor with dual Fabry-Perot (FP) cavities to improve the efficiency of simultaneously measuring temperature and pressure.
Optical fiber-based temperature sensors have played a crucial role in this decade to detect high fever and tackle COVID-19-like pandemics. Recognizing the major developments in the
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The successful demonstration of this fiber-optic sensing technology in high-temperature liquid metal environments provides a viable solution for real-time fatigue damage monitoring of
Fiber optic sensors have been widely used in temperature and pressure measurements due to their compact structure, remote sensing measurement, and resistance to electromagnetic
We have developed a highly sensitive fiber optic sensor that can measure temperature and pressure. The sensor comprises two Fabry–Perot interferometers (FPIs), FPI1 and FPI2,
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
Brief theory of sensing principle, fabrication method, applications, advantages and disadvantages of the different fiber-optic sensors, are
This paper reviews the sensing principle, structural design, and temperature measurement performance of fiber-optic high-temperature sensors, as well as recent significant progress in the transition of
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
Fiber-optic sensing technology based on Fabry-Perot (FP) interferometry has attracted significant attention due to its advantages of small size and high-temperature resistance, which
In this study, we proposed an all-SiC fiber-optic sensor with pressure and temperature dual-mode sensing capabilities that was fabricated using plasma etching and direct bonding
This paper presents a fiber optic sensor based on two parallel Fabry-Perot interferometers (FPIs) and the Vernier effect, achieving temperature and pressure sensing.
As femtosecond laser micromachining technology and new fiber fabrication techniques continue to advance, the transition of traditional sensing solutions from silica fibers to high-temperature resistant
Hence, temperature sensing with both high sensitivity and large range is desired. In this work, a fiber optic temperature sensor based on FPI combined with FBG is proposed, it can realize
Fiber-optic sensing (FOS) technology has emerged as a cutting-edge research focus in the sensor field due to its miniaturized structure, high sensitivity, and remarkable electromagnetic
We demonstrate an optical fiber sensor produced by two parallel Fabry–Perot interferometers (FPIs) for simultaneous measurement of temperature and gas pressure under high
Fiber-optic sensors are optical sensors based on fiber devices. They are often used for sensing temperature and/or mechanical stress.
This study aims to explore the temperature and pressure dual-parameter performance of the all-optical fiber-suspended microstructure as well as the relationship between the pressure
Currently, the high corrosion resistance and high temperature resistance of optical fiber F-P pressure sensor make it an ideal pressure
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 particular, fiber optic sensors, with their small footprint and electromagnetic immunity, represent a great opportunity in aerospace. The radiation environment and the harsh conditions in