Singlemode-multimode-singlemode fiber structures for sensing applications—A review

Q Wu, Y Qu, J Liu, J Yuan, SP Wan, T Wu… - IEEE sensors …, 2020 - ieeexplore.ieee.org
A singlemode-multimode-singlemode (SMS) fiber structure consists of a short section of
multimode fiber fusion-spliced between two SMS fibers. The mechanism underpinning the …

High sensitivity SMS fiber structure based refractometer–analysis and experiment

Q Wu, Y Semenova, P Wang, G Farrell - Optics express, 2011 - opg.optica.org
We have investigated the influence of multimode fiber core (MMFC) diameters and lengths
on the sensitivity of an SMS fiber based refractometer. We show that the MMFC diameter has …

Fiber refractometer based on a fiber Bragg grating and single-mode–multimode–single-mode fiber structure

Q Wu, Y Semenova, B Yan, Y Ma, P Wang, C Yu… - Optics letters, 2011 - opg.optica.org
A refractive index (RI) sensor based on a novel fiber structure that consists of a single-mode–
multimode–single-mode (SMS) fiber structure followed by a fiber Bragg grating was …

Use of a bent single SMS fiber structure for simultaneous measurement of displacement and temperature sensing

Q Wu, AM Hatta, P Wang, Y Semenova… - IEEE Photonics …, 2010 - ieeexplore.ieee.org
We have proposed the use of a single bent singlemode-multimode-singlemode (SMS) fiber
structure to measure both displacement and temperature simultaneously and independently …

[HTML][HTML] Analysis and performance of edge filtering interrogation scheme for FBG sensor using SMS fiber and OTDR

K Dey, S Roy, P Kishore, MS Shankar, RK Buddu… - Results in Optics, 2021 - Elsevier
An interrogation technique for fiber Bragg grating (FBG) sensor is devised with customized
in-line edge filtering single-multi-single mode fiber (SMS) component and optical time …

High sensitivity optical fiber strain sensor using twisted multimode fiber based on SMS structure

Y Sun, D Liu, P Lu, Q Sun, W Yang, S Wang, L Liu… - Optics …, 2017 - Elsevier
A low-cost way of achieving a high sensitivity optical fiber strain sensor by introducing higher-
order interference modes using a torsional multimode fiber (MMF) instead of normal MMF …

Humidity sensor based on a single-mode hetero-core fiber structure

Q Wu, Y Semenova, J Mathew, P Wang, G Farrell - Optics Letters, 2011 - opg.optica.org
Using a small-core single-mode fiber (SCSMF), a novel relative humidity (RH) sensor based
on an SMF28-SCSMF-SMF28 fiber structure was proposed in this paper. By depositing a …

Experimental demonstration of a simple displacement sensor based on a bent single-mode–multimode–single-mode fiber structure

Q Wu, Y Semenova, P Wang, AM Hatta… - Measurement Science …, 2011 - iopscience.iop.org
A simple displacement sensor based on a bent single-mode–multimode–single-mode
(SMS) fiber structure is proposed and experimentally investigated. The sensor offers a wider …

Continuous liquid level monitoring sensor system using fiber Bragg grating

D Sengupta, P Kishore - Optical Engineering, 2014 - spiedigitallibrary.org
The design and packaging of simple, small, and low cost sensor heads, used for continuous
liquid level measurement using uniformly thinned (etched) optical fiber Bragg grating (FBG) …

Dual-parameters optical fiber sensor with enhanced resolution using twisted MMF based on SMS structure

Y Sun, D Liu, P Lu, Q Sun, W Yang, S Wang… - IEEE Sensors …, 2017 - ieeexplore.ieee.org
A compact and low cost optical fiber sensor by introducing higher order modes interference
with fiber twisting based on single-mode-multimode-single-mode structure is proposed and …