High Sensitivity Interferometric Refractive Index Sensor Based on Tapered Double-Cladding Fiber

Long Chen; Chen Jiang; Yuehui Ma; Kai Guo; Yunqi Liu

doi:10.1364/acpc.2021.w4a.3

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JOURNAL ARTICLE

High Sensitivity Interferometric Refractive Index Sensor Based on Tapered Double-Cladding Fiber

Long Chen Chen Jiang Yuehui Ma Kai Guo Yunqi Liu

Year: 2021 Journal: Asia Communications and Photonics Conference 2021 Vol: 35 Pages: W4A.3-W4A.3

DOI: 10.1364/acpc.2021.w4a.3

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Abstract

We proposed an ultra-sensitive refractive index sensor based on tapered double-cladding fiber Mach-Zehnder Interferometer using CO 2 -laser heating and tapering system. The sensitivity of the sensor can be up to 5484.4575 nm/RIU.

Keywords:

Tapering Cladding (metalworking) Materials science Interferometry Refractive index Mach–Zehnder interferometer Optics Optical fiber Fiber optic sensor Graded-index fiber Sensitivity (control systems) All-silica fiber Optoelectronics Electronic engineering Composite material Computer science Physics

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Advanced Fiber Optic Sensors

Physical Sciences → Engineering → Electrical and Electronic Engineering

Photonic and Optical Devices

Physical Sciences → Engineering → Electrical and Electronic Engineering

Semiconductor Lasers and Optical Devices

Physical Sciences → Engineering → Electrical and Electronic Engineering

High Sensitivity Interferometric Refractive Index Sensor Based on Tapered Double-Cladding Fiber

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