Results 31 to 40 of about 131,114 (210)

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

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

Fabry‐Perot Interferometers

open access: yesEos, Transactions American Geophysical Union, 1988
This third volume of the Cambridge Studies in Modern Optics is a comprehensive and authoritative treatise on the design, construction, and analysis of measurements from these multiple‐beam instruments. Its treatment of the Fabry‐Perot interferometer is highly mathematical and unified, weaving together in a coherent and consistent format the work of ...
openaire   +2 more sources

High-precision fiber-optic temperature sensor based on Fabry-Perot interferometer with reflective thin-film multilayer structures

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
An embodiment of a fiber-optic temperature sensor based on a Fabry-Perot interferometer and a scheme for interrogating an experimental sample of the sensor are proposed.
I. D. Moor   +6 more
doaj   +1 more source

Pulsed laser linewidth measurement using Fabry–Pérot scanning interferometer

open access: yesResults in Physics, 2016
We apply the Fabry–Pérot (FP) scanning interferometer, which is normally used for continuous wave (CW) laser linewidth measurement, for the measurement of pulsed laser linewidths.
Junwen Xue   +8 more
doaj   +1 more source

An analytical method to find the optimal parameters for gas detectors based on correlation spectroscopy using a Fabry-Perot interferometer

open access: yes, 2005
Several designs of infrared absorption based gas detector use a Fabry-Perot Interferometer (FPI) to modulate the incident light. In these systems, generally the FPI's fringes are matched with very well defined rotational absorption lines of a target ...
SPIE Europe Internation Symposium on Optical System Design   +2 more
core   +2 more sources

The Fabry-Perot Interferometer Manual

open access: yes, 2015
This manual describes the day-to-day operation of the Fabry-Perot Interferometer used in the NATION network. It contains all the information needed to deploy and operate a Fabry-Perot interferometer for upper atmospheric ...
Rafael, Mesquita   +2 more
core   +1 more source

All-optically integrated photoacoustic and optical coherence tomography: A review [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2017
All-optically integrated photoacoustic (PA) and optical coherence tomography (OCT) dual-mode imaging technology that could offer comprehensive pathological information for accurate diagnosis in clinic has gradually become a promising imaging technology ...
Wei Qiao, Zhongjiang Chen
doaj   +1 more source

Nano silica diaphragm in-fiber cavity for gas pressure measurement

open access: yesScientific Reports, 2017
We demonstrate an ultrahigh-sensitivity gas pressure sensor based on the Fabry-Perot interferometer employing a fiber-tip diaphragm-sealed cavity. The cavity is comprised of a silica capillary and ultrathin silica diaphragm with a thickness of 170 nm ...
Shen Liu   +8 more
doaj   +1 more source

Ultrasonic Sensitivity-Improved Fabry–Perot Interferometer Using Acoustic Focusing and Its Application for Noncontact Imaging

open access: yesIEEE Photonics Journal, 2017
An easily multiplexed fiber-optic Fabry–Perot interferometer (FPI)-based ultrasonic wave (UW) sensor has been proposed and used to experimentally demonstrate ultrasound wave imaging of seismic-physical models.
Qiangzhou Rong   +6 more
doaj   +1 more source

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