[کتاب][B] An introduction to distributed optical fibre sensors

AH Hartog - 2017‏ - taylorfrancis.com
This book explains physical principles, unique benefits, broad categories, implementation
aspects, and performance criteria of distributed optical fiber sensors (DOFS). For each kind …

Distributed Brillouin sensing with centimeter-order spatial resolution in polymer optical fibers

N Hayashi, Y Mizuno… - Journal of Lightwave …, 2014‏ - ieeexplore.ieee.org
We present the first demonstration of distributed strain/temperature sensing with a high
spatial resolution in plastic optical fibers (POFs) based on Brillouin optical correlation …

Multimodal interference in perfluorinated polymer optical fibers: Application to ultrasensitive strain and temperature sensing

Y Mizuno, G Numata, T Kawa, H Lee… - IEICE Transactions …, 2018‏ - search.ieice.org
We review the recent advances on strain and temperature sensing techniques based on
multimodal interference in perfluorinated (PF) graded-index (GI) polymer optical fibers …

Brillouin frequency shift hop** in polymer optical fiber

N Hayashi, K Minakawa, Y Mizuno… - Applied Physics …, 2014‏ - pubs.aip.org
We investigated the Brillouin gain spectrum dependence on large strain of up to 60% in a
polymer optical fiber (POF) at 1.55 μm, and found that the Brillouin frequency shift (BFS) …

Drastic sensitivity enhancement of temperature sensing based on multimodal interference in polymer optical fibers

G Numata, N Hayashi, M Tabaru, Y Mizuno… - Applied Physics …, 2015‏ - iopscience.iop.org
It has been reported that temperature sensors based on modal interference in perfluorinated
graded-index polymer optical fibers show extremely high temperature sensitivity at room …

Humidity-induced Brillouin frequency shift in perfluorinated polymer optical fibers

A Schreier, A Wosniok, S Liehr, K Krebber - Optics Express, 2018‏ - opg.optica.org
We report, to our knowledge, for the first time on humidity-induced Brillouin frequency shifts
in perfluorinated graded index polymer optical fibers. A linear relation between Brillouin …

Cross effect of strain and temperature on Brillouin frequency shift in polymer optical fibers

K Minakawa, Y Mizuno… - Journal of Lightwave …, 2017‏ - ieeexplore.ieee.org
The strain-temperature cross-sensitivity effect on the Brillouin frequency shift (BFS) in
polymer optical fibers (POFs) is fully investigated. First, we show that the strain coefficient of …

Temperature sensing by side coupling of light through zinc oxide nanorods on optical fibers

HRBA Rahim, MQB Lokman, SW Harun, J Dutta… - Sensors and Actuators A …, 2017‏ - Elsevier
A temperature sensor fabricated by light side coupling through spirally patterned zinc oxide
(ZnO) nanorods coated directly on plastic optical fiber (POF) is reported. A significant …

Noise suppression technique for distributed Brillouin sensing with polymer optical fibers

Y Mizuno, H Lee, N Hayashi, K Nakamura - Optics Letters, 2019‏ - opg.optica.org
We develop a new noise suppression technique to perform distributed strain and
temperature sensing based on a higher-speed configuration of Brillouin optical correlation …

Simplified Brillouin optical correlation-domain reflectometry using polymer optical fiber

N Hayashi, Y Mizuno, K Nakamura - IEEE Photonics Journal, 2015‏ - ieeexplore.ieee.org
To perform distributed strain and temperature measurement, we have recently developed
simplified Brillouin optical correlation-domain reflectometry (S-BOCDR), in which the light …