Results 21 to 30 of about 453,893 (187)

Two-Parameter Elliptical Fitting Method for Short-Cavity Fiber Fabry–Perot Sensor Interrogation

Sensors, 2018
To solve the cavity interrogation problem of short cavity fiber Fabry–Perot sensors in white light spectral interrogation with amplified spontaneous emissions (ASEs) as the white light sources, a data processing method, using an improved elliptical
Xiongxing Zhang, Wei Wang, Haibin Chen, Ying Tang, Zhibo Ma, Kening Wang   +5 more
doaj   +1 more source

Rouard's method as a modelling tool for the sensing characteristics of complex fibre Fabry-Perot interferometers formed between chirped fibre Bragg gratings [PDF]

, 2005
Phase and spectral response characteristics of fibre Fabry-Perot interferometers (FFPI), formed between linearly chirped fibre Bragg gratings (FBG), were theoretically modelled using Rouard's method.
Ralph P. Tatam, Tatam, Ralph P., Chehura, Edmon, James, Stephen W., Stephen W. James, Edmon Chehura   +5 more
core   +1 more source

A Composite Fabry-Perot Interferometric Sensor with the Dual-Cavity Structure for Simultaneous Measurement of High Temperature and Strain

Sensors, 2021
In this paper, an optical fiber composite Fabry-Perot interferometric (CFPI) sensor capable of simultaneous measurement of high temperature and strain is presented.
Ping Xia, Yuegang Tan, Caixia Yang, Zude Zhou, Kang Yun   +4 more
doaj   +1 more source

Characterization of a novel three-section tunable slotted fabry-perot laser [PDF]

, 2010
A novel three-section tunable slotted-Fabry-Perot laser has been examined. Characterizations of the linewidth, SMSR and RIN indicate that this type of laser may be a suitable source for dynamic networks employing advanced optical modulation ...
Reid, Douglas A., Barry, Liam P., Smyth, Frank, O'Brien, P., Roycroft, Brendan, Corbett, Brian, Shi, Kai, Peters, F.H., Song, J.H.   +8 more
core   +3 more sources

A Topological View on Optical and Phononic Fabry–Perot Microcavities through the Su–Schrieffer–Heeger Model

Applied Sciences, 2018
Advances in nanofabrication technologies have enabled the study of acoustic wave phenomena in the technologically relevant GHz–THz range. First steps towards applying concepts from topology in nanophononics were made with the proposal of a new ...
Martin Esmann, Norberto Daniel Lanzillotti-Kimura   +1 more
doaj   +1 more source

Realization of double Fano resonances with a InSb-doped Fabry-Perot cavity

Results in Physics, 2022
In this paper, a one-dimensional photonic structure is proposed for the realization of double Fano resonance (DFaR), which can be tuned by an external magnetic field and temperature.
Tao Zhang, Dan Zhang, Hai-Feng Zhang
doaj   +1 more source

Self-coherent optical transmission using a narrow linewidth tunable slotted fabry-perot laser [PDF]

, 2010
A narrow linewidth slotted Fabry-Perot laser has been employed in a self-coherent optical transmission system. A comparison of the system performance of the tunable slotted laser with a SG-DBR laser has also been ...
Anandarajah, Prince M., Smyth, Frank, K. Shi, Roycroft, Brendan, Corbett, Brian, F. Smyth, B. Roycroft, P. Anandarajah, Reid, Douglas A., Barry, Liam P., D. Reid, B. Corbett, F. H. Peters, Shi, Kai, Peters, F.H., R. Maher, L. P. Barry, Maher, Robert D.   +17 more
core   +3 more sources

Experimental and Numerical Characterization of a Hybrid Fabry-Pérot Cavity for Temperature Sensing

Sensors, 2015
A hybrid Fabry-Pérot cavity sensing head based on a four-bridge microstructured fiber is characterized for temperature sensing. The characterization of this cavity is performed numerically and experimentally in the L-band.
Aitor Lopez-Aldaba, Ana Margarida Rodrigues Pinto, Manuel Lopez-Amo, Orlando Frazão, José Luís Santos, José Manuel Baptista, Hardy Baierl, Jean-Louis Auguste, Raphael Jamier, Philippe Roy   +9 more
doaj   +1 more source

An arc tangent function demodulation method of fiber-optic Fabry-Perot high-temperature pressure sensor

Photonic Sensors, 2017
A new demodulation algorithm of the fiber-optic Fabry-Perot cavity length based on the phase generated carrier (PGC) is proposed in this paper, which can be applied in the high-temperature pressure sensor. This new algorithm based on arc tangent function
Qianyu Ren, Junhong Li, Yingping Hong, Pinggang Jia, Jijun Xiong   +4 more
doaj   +1 more source

A Self-Referenced Refractive Index Sensor Based on Gold Nanoislands

Sensors, 2022
We report on a self-referenced refractive index optical sensor based on Au nanoislands. The device consists of a random distribution of Au nanoislands formed by dewetting on a planar SiO2/metal Fabry–Pérot cavity.
Carlos Angulo Barrios, Teona Mirea, Miguel Huerga Represa   +2 more
doaj   +1 more source