Compact In-Fiber Mach-Zehnder Interferometer Using a Twin-Core Fiber

• DOI: 10.1364/acp.2009.fa6
• Publication Date: 2013-06-27T16:20:00Z
• Authors: Suchun Feng; Honglei Li; Ou Xu; Shaohua Lu; Shuisheng Jian
• Keywords: Blueshift; Fusion splicing

A compact in-fiber Mach-Zehnder interferometer is demonstrated by splicing a section of twin-core fiber (TCF) between two single mode fibers (SMFs). Redshift observed with sensitivity about 0.037 nm/°C for increased temperature, whereas blueshift 0.866 pm/με applied strain changes.