Title :
High sensitivity miniature Mach-Zehnder-interferometer using micro-abrupt-tapers in a cladding-depressed strongly guiding fiber for a picoliter-volume microsensing
Author :
Chen, Nan-Kuang ; Feng, Zhi-Zheng ; Yang, Tsung-Hsun ; Chen, Yi-Ning ; Lin, Chinlon
Author_Institution :
Dept. of Electro-Opt. Eng., Nat. United Univ., Miaoli, Taiwan
Abstract :
We demonstrate miniature Mach-Zehnder-interferometer with a device length of 179.5 μm using two micro-abrupt-tapers in a cladding-depressed strongly-guiding fiber. The index variation of 2×10-3 from a 6.3 picoliter optical liquid can cause 1.6 nm wavelength-shift.
Keywords :
Mach-Zehnder interferometers; fibre optic sensors; micro-optics; optical fibre cladding; Mach-Zehnder-interferometer; cladding-depressed fiber; distance 179.5 mum; micro-abrupt-tapers; picoliter optical liquid; picoliter-volume microsensing; strongly guiding fiber; wavelength 1.6 nm; Indexes; Laser beams; Optical fiber couplers; Optical fiber devices; Optical interferometry;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
