Journal of Applied Sciences ›› 2021, Vol. 39 ›› Issue (5): 858-880.doi: 10.3969/j.issn.0255-8297.2021.05.010

• Optical Fiber Sensors Technology • Previous Articles    

Fiber Devices Based on Eccentric Hole-Assisted Dual-Core Fiber and Applications

YANG Jing, JIN Yuan, YE Peng, GUAN Chunying   

  1. Key Laboratory of In-Fiber Integrated Optics, Ministry of Education, Harbin Engineering University, Harbin 150001, Heilongjiang, China
  • Received:2021-06-13 Published:2021-10-11

Abstract: As optical fiber sensors are keeping extending its application in new fields, they are facing with many new challenges at the same time. Currently, optical fiber sensors based on special optical fibers which enable outstanding performance have become a research hotspot. In this paper, the design of an eccentric hole-assisted dual-core fiber (EHADCF) is introduced, and on this basis, the working principles, fabrication methods and sensing characteristics of a variety of sensors based on hole-assisted dual-core fibers are discussed. In addition, a fiber mode convertor based on EHADCF is also introduced.

Key words: fiber devices, hole-assisted fiber, dual-core fiber, optical fiber sensor, mode resonance coupling

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