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Hu, Dora Juan Juan; Humbert, Georges; Dong, Hui; Zhang, Hailiang; Hao, Jianzhong; Sun, Qizhen
Photonics, 10/2021, Letnik: 8, Številka: 10Journal Article
Specialty fibers have introduced new functionalities and opportunities in distributed fiber sensing applications. Particularly, Brillouin optical time domain analysis (BOTDA) systems have leveraged the unique features of specialty fibers to achieve performance enhancement in various sensing applications. This paper provides an overview of recent developments of the specialty fibers based BOTDA technologies and their sensing applications. The specialty fibers based BOTDA systems are categorized and reviewed based on the new features or performance enhancements. The prospects of using specialty fibers for BOTDA systems are discussed.
