We demonstrate optical fiber sensors based on highly coupled multicore fibers operating with the optical Vernier effect. The sensors are constructed using a simple device incorporating...
Abstract and Figures Based on Vernier-effect, a high sensitivity fiber temperature sensor with online tunable sensitivity is proposed and
A fiber-optic temperature sensor based on the harmonic Vernier effect (HVE) was proposed, which consists of a sensing Sagnac interferometer (SSI)
Abstract: Implementing the Vernier effect in optical fiber sensors (OFSs) provides an enhanced sensitivity by cascading two interferometric devices. Despite the attractive advantages of
This paper presents a fiber-optic parallel Fabry-Perot interferometer (FPI) sensor based on a mismatched structure and vernier effect, which can simultaneously measure strain and
Another work proposed in Ref. exhibited an ultrasensitive temperature sensor with cascaded fiber optic FPIs based on Vernier-effect. The highest sensitivity of the proposed sensor
A novel method for ultra-sensitive and ultra-fast temperature sensing has been successfully implemented by cascading Saganc rings to generate the Vernier effect and doing the
A high-sensitivity optical fiber temperature sensor based on the vernier sampling of tunable laser was proposed. The sensor contains only one fiber Sagnac interferometer (FSI), and the Vernier effect is
The optical Vernier effect has emerged as a powerful tool for enhancing the sensitivity of optical fiber interferometer-based sensors, ushering in a new era of highly sensitive fiber sensing
In this paper, the latest research on optical fiber sensors using the Vernier effect to improve measurement sensitivity and resolution is reviewed. First, the operating principle of the optical
In this paper, we propose a bio-inspired optical flow sensor prototype based on the enhanced Vernier effect, which allows to design sensor materials and parameters depending on
However, while it greatly improves sensitivity, the deterioration of environmental stability is inevitable. In this article, we propose and experimentally validate a temperature sensor based on the
This paper introduces a dual-parameter sensor proposal that simultaneously measures temperature and salinity with high-sensitivity utilizing Vernier effect through cascading FPI and
We demonstrate a Vernier effect-enhanced all-fiber gas pressure sensor with an extremely simple structure. The sensor consists of a rectangular air cavity near the end face of a
An optical fiber strain sensor with adjustable sensitivity is proposed and demonstrated. The strain sensing setup employs a fiber optic Michelson
Abstract A highly sensitive optical fiber temperature sensor based on enhanced Vernier effect is proposed in this paper. The sensor is a cascaded structure which is composed of fiber optic
Vernier effect-based optical fiber sensors have been demonstrated for high-sensitivity measurements of a diverse array of physical and chemical parameters. The interrogation of a Vernier
In conclusion, the fiber-optic sensors improved by the Vernier effect sensitization mechanism not only have the unique characteristics of long transmission distance, low loss, and anti
This work proposes a compact Fabry–Perot interferometer (FPI)-type fiber-optic temperature sensor based on the high-order harmonic Vernier effect. The sensor is constructed by forming a
This paper presents a displacement sensor designed to achieve the Optical Vernier Effect (OVE) through a simple yet robust configuration,
Vernier effect, as a simple and efficient sensitization method, has been extensively researched and applied in fiber-optic sensors in recent years.
An integrated and sensitive optical fiber vernier sensing structure is designed and demonstrated. By horizontally splicing a thin hollow fiber (THF) and a thin core fiber (TCF) between two multimode
A highly sensitive optical fiber temperature sensor based on microwave photonic filters (MPFs) with enhanced Vernier effect has been proposed and experimentally demonstrated.
In this study, we propose a high-sensitive optical fiber temperature sensor that exploits the Vernier effect. The underlying working mechanism of the vernier effect is theoretically analyzed, followed by
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