期刊
SENSORS
卷 12, 期 8, 页码 10430-10449出版社
MDPI
DOI: 10.3390/s120810430
关键词
in-line fiber-optic sensor; Fabry-Perot interferometer; core-cladding-mode interferometer; Mach-Zehnder Interferometer; Michelson interferometer
资金
- Natural Science Foundation of China [61007049, 60807019]
- Program for NCET [NCET-08-0602]
In-line fiber optic interferometers have attracted intensive attention for their potential sensing applications in refractive index, temperature, pressure and strain measurement, etc. Typical in-line fiber-optic interferometers are of two types: Fabry-Perot interferometers and core-cladding-mode interferometers. It's known that the in-line fiber optic interferometers based on single-mode fibers can exhibit compact structures, easy fabrication and low cost. In this paper, we review two kinds of typical in-line fiber optic interferometers formed in single-mode fibers fabricated with different post-processing techniques. Also, some recently reported specific technologies for fabricating such fiber optic interferometers are presented.
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