Results 11 to 20 of about 6,811 (191)

The spectral characteristics of a multilayer extrinsic fiber Fabry – Perot interferometer

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2022
The paper describes the development of an analytical response model of an extrinsic fiber Fabry – Perot interferometer with a multilayer cavity in case of spectral interrogation. The system of equations allowing to calculate the spectral characteristic S(
Liokumovich Leonid   +3 more
doaj   +1 more source

Estimating the measurement resolution of an arbitrary finesse fiber-optic Fabry – Perot interferometer via Cramer – Rao bound

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2021
The work is devoted to obtaining an analytical ratio for estimating the resolution of measurements using a fiber-optic Fabry – Perot interferometer with an arbitrary mirrors’ reflectivity and its spectral interrogation. For this purpose, we used the Rao –
Markvart Aleksandr   +2 more
doaj   +1 more source

Investigation on the Differential Quadrature Fabry–Pérot Interferometer with Variable Measurement Mirrors

open access: yesApplied Sciences, 2020
Due to the common path structure being insensitive to the environmental disturbances, relevant Fabry–Pérot interferometers have been presented for displacement measurement.
Yi-Chieh Shih   +5 more
doaj   +1 more source

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

open access: yesSensors, 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   +4 more
doaj   +1 more source

A Dual-Cavity Fabry–Perot Interferometric Fiber-Optic Sensor for the Simultaneous Measurement of High-Temperature and High-Gas-Pressure

open access: yesIEEE Access, 2020
A fiber optic dual-cavity Fabry-Perot interferometer(DFPI) for simultaneous high- temperature and high-gas-pressure measurements is proposed and experimentally demonstrated.
Yang Cui   +4 more
doaj   +1 more source

Wide-angle spectral imaging using a Fabry-Pérot interferometer [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2015
We show that wide-angle spectral imaging can be achieved with compact and cost-effective devices using Fabry-Pérot interferometers. Designs with a full field of view of 90°, in which the Fabry-Pérot interferometer is mounted either in front of an imaging
Strauch M.   +3 more
doaj   +1 more source

Rapid Scanning of the Spectral Line Profile With [PDF]

open access: yesKirkuk Journal of Science, 2011
The problem of rapid scanning of spectral line profiles with help of Fabry-Perot Interferometer, and to investigate the physical parameters of these profiles is discussed.
Saalaar Z. Mohamed
doaj   +1 more source

Fabry-Pérot interferometry for microplasma diagnostics [PDF]

open access: yes, 2006
A new method for determining the electron density of a thin plasma by means of Fabry-Pérot interferometry is proposed. The interferometer consists of two plasma layers and dielectric material surrounded by two plasma layers.
Hojo H., Mase A., 北條 仁士
core   +1 more source

The Comparison of Environmental Effects on Michelson and Fabry-Perot Interferometers Utilized for the Displacement Measurement

open access: yesSensors, 2010
The optical structure of general commercial interferometers, e.g., the Michelson interferometers, is based on a non-common optical path. Such interferometers suffer from environmental effects because of the different phase changes induced in different ...
Chung-Ping Chang   +2 more
doaj   +1 more source

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