Results 31 to 40 of about 6,811 (191)

Investigation of Composite Structure with Dual Fabry–Perot Cavities for Temperature and Pressure Sensing

open access: yesPhotonics, 2021
To deeply analyze the influence of diaphragm materials on the temperature and pressure sensitivity of Fabry–Perot interferometer-based dual-parameter fiber sensors, the multiple transfer method was used to fabricate the dual Fabry–Perot cavities ...
Jun Wang   +7 more
doaj   +1 more source

Characterization of miniature fiber-optic Fabry-Perot interferometric sensors based on hollow silica tube [PDF]

open access: yes, 2015
Sejatinya, Islam Nusantara bukanlah sesuatu yang baru. Penebalan kata “Nusantara” yang dikawinkan dengan “Islam” bukan hanya menegaskan nama, melainkan juga karakter untuk menunjukkan corak atau warna dari sebuah entitas yang heterogen. Keragaman sebagai
Pinggang Jia, Guocheng Fang, Daihua Wang
core   +2 more sources

Analysis of Dielectric Waveguide Grating and Fabry–Perot Modes in Elastic Grating in Optical Detection of Ultrasound

open access: yesSensors, 2021
In our previous work, we have demonstrated that dielectric elastic grating can support Fabry–Perot modes and provide embedded optical interferometry to measure ultrasonic pressure.
Suejit Pechprasarn   +2 more
doaj   +1 more source

Efficient fiber Bragg grating and fiber Fabry-Pe'rot sensor multiplexing scheme using a broadband pulsed mode-locked laser [PDF]

open access: yes, 2005
A pulsed broadband mode-locked laser (MLL) combined with interferometric interrogation is shown to yield an efficient means of multiplexing a large number of fiber Bragg grating (FBG) or fiber Fabry-Perot (FFP) strain sensors with high performance ...
Cranch, G A   +2 more
core   +1 more source

Miniature Twist/Rotation Fabry Perot Sensor Based on a Four-Core Fiber

open access: yesProceedings, 2018
This paper presents a miniature Fabry Perot twist/rotation sensor. The presented sensor consists of a single lead-in multicore fiber, which has four eccentrically positioned cores, a special asymmetrical microstructure, similar to a truncated cylinder ...
Vedran Budinski, Denis Donlagic
doaj   +1 more source

Ultrafast harmonic mode-locking of monolithic compound-cavity laser diodes incorporating photonic-bandgap reflectors [PDF]

open access: yes, 2001
We present the first demonstration of reproducible harmonic mode-locked operation from a novel design of monolithic semiconductor laser comprising a compound cavity formed by a 1-D photonic-bandgap (PBG) mirror.
Avrutin, E A   +5 more
core   +2 more sources

Response of a New Low-Coherence Fabry-Perot Sensor to Hematocrit Levels in Human Blood

open access: yesSensors, 2014
In this paper, a low-coherence Fabry-Perot sensor with a spectrally measured signal processing response to the refractive index of liquids is presented.
Małgorzata Jędrzejewska-Szczerska
doaj   +1 more source

High-performance versatile setup for simultaneous Brillouin-Raman micro-spectroscopy [PDF]

open access: yes, 2017
This is the author accepted manuscript. The final version is available from American Physical Society via the DOI in this record.Brillouin and Raman scattering spectroscopy are established techniques for the nondestructive contactless and label-free ...
Caponi, S   +15 more
core   +3 more sources

Fiber Optic Fabry-Perot Current Sensor Integrated with Magnetic Fluid Using a Fiber Bragg Grating Demodulation

open access: yesSensors, 2015
An optical fiber current sensor based on Fabry-Perot interferometer using a fiber Bragg grating demodulation is proposed. Magnetic fluid is used as a sensitive medium in fiber optical Fabry-Perot (F-P) cavity for the optical characteristic of magnetic ...
Ji Xia, Qi Wang, Xu Liu, Hong Luo
doaj   +1 more source

Transport, Aharonov-Bohm, and Topological Effects in Graphene Molecular Junctions and Graphene Nanorings [PDF]

open access: yes, 2015
The unique ultra-relativistic, massless, nature of electron states in two-dimensional extended graphene sheets, brought about by the honeycomb lattice arrangement of carbon atoms in two-dimensions, provides ingress to explorations of fundamental physical
Landman, Uzi   +2 more
core   +1 more source

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