Advances in fiber-optic extrinsic Fabry–Perot interferometric physical and mechanical sensors: A review

C Zhu, H Zheng, L Ma, Z Yao, B Liu… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
Fabry–Perot interferometers (FPIs) have found a multitude of scientific and industrial
applications ranging from gravitational wave detection, high-resolution spectroscopy, and …

Review of fiber optic displacement sensors

C Zhu, Y Zhuang, B Liu, J Huang - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Displacement measurements are of significant importance in a variety of critical scientific
and engineering fields, such as gravitational wave detection, geophysical research, and …

Highly sensitive fiber optic temperature and strain sensor based on an intrinsic Fabry–Perot interferometer fabricated by a femtosecond laser

T Paixão, F Araújo, P Antunes - Optics letters, 2019 - opg.optica.org
In this Letter, we report on a simple, but highly sensitive sensor based on two intrinsic Fabry–
Perot interferometers (FPIs) inscribed in a standard single-mode optical fiber. A brief …

Coaxial cable Bragg grating sensor

H Xiao, J Fan, T Wei, S Wu - US Patent 9,046,342, 2015 - Google Patents
Int. C. GOIL 9/06(2006.01)(57) ABSTRACT GOIR 3/02(2006.01) A coaxial cable sensor
device with periodic impedance dis GOIL I/24(2006.01) continuities along the length of its …

High-temperature fiber-optic Fabry–Perot interferometric pressure sensor fabricated by femtosecond laser

Y Zhang, L Yuan, X Lan, A Kaur, J Huang, H Xiao - Optics letters, 2013 - opg.optica.org
In this Letter, we report on a fiber-optic Fabry–Perot interferometric pressure sensor with its
external diaphragm surface thinned and roughened by a femtosecond laser. The laser …

Machine learning boosts performance of optical fiber sensors: a case study for vector bending sensing

C Zhu, J Huang - Optics Express, 2022 - opg.optica.org
The spectral response produced when a high-sensitivity optical fiber sensor (OFS) is subject
to an external perturbation has recently been shown to contain rich information that can be …

Probing nanostrain via a mechanically designed optical fiber interferometer

Y Du, Y Chen, Y Zhuang, C Zhu… - IEEE Photonics …, 2017 - ieeexplore.ieee.org
We propose an extrinsic Fabry-Perot interferometer (EFPI)-based optical fiber sensor with a
novel mechanical design for nano-scale strain measurement. In our proposed sensor, a …

Identification of volatile organic liquids by combining an array of fiber-optic sensors and machine learning

W Naku, AK Nambisan, M Roman, C Zhu… - ACS …, 2023 - ACS Publications
In this paper, we report an array of fiber-optic sensors based on the Fabry–Perot interference
principle and machine learning-based analyses for identifying volatile organic liquids …

Simultaneous measurement of temperature and pressure with cascaded extrinsic Fabry–Perot interferometer and intrinsic Fabry–Perot interferometer sensors

Y Zhang, J Huang, X Lan, L Yuan… - Optical Engineering, 2014 - spiedigitallibrary.org
This paper presents an approach for simultaneous measurement of temperature and
pressure using miniaturized fiber inline sensors. The approach utilizes the cascaded optical …

Hybrid optical fiber Fabry-Perot interferometer for nano-displacement sensing

M Alonso-Murias, D Monzón-Hernández… - Optics & laser …, 2022 - Elsevier
Nano-displacement sensing based on an extrinsic hybrid fiber Fabry-Perot interferometer is
proposed and demonstrated. The lead-in fiber tip of such an interferometer consists of a …