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of 1 602
pro vyhledávání: '"sagnac-interferometer"'
Akademický článek
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Publikováno v:
Sensors, Vol 24, Iss 16, p 5339 (2024)
A novel demodulation scheme for a point-type fiber sensor is designed for salinity concentration monitoring based on a Sagnac interferometer (SI) composed of a tapered polarization-maintaining fiber (TPMF) and optical time stretching technology. The
Externí odkaz:
https://doaj.org/article/04f0ce6ae92a4b749a53393b639eb93e
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
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Autor:
Aritz Ozcáriz, Guilherme Heim Weber, Danilo Fernandes Gomes, Igor Brutkowski Vieira da Costa, José Rodolfo Galvão, Victor Matheus Martins, Daniel R. Pipa, Marco J. Silva, Jean Carlos Cardozo da Silva, Carlos Ruiz Zamarreño, Cicero Martelli
Publikováno v:
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol 22, Iss 1, Pp 77-90 (2023)
Abstract In this work, measuring capabilities of a Sagnac Interferometer-based Distributed Optical Fiber Sensor (DOFS) system are demonstrated by comparing its results to a conventional amplitude-based Distributed Acoustic Sensing (DAS) system. Throu
Externí odkaz:
https://doaj.org/article/ec0264b3554040e48da7d2a2ba13b028
Publikováno v:
Photonic Sensors, Vol 13, Iss 2, Pp 1-8 (2023)
Abstract A high-sensitivity temperature sensor based on the harmonic Vernier effect is proposed and verified by experiments. The main component of the sensor is a Sagnac interferometer consisting of two sections of polarization maintaining fibers (PM
Externí odkaz:
https://doaj.org/article/f7ffae5cd005471cb565066d1e34ce50
Publikováno v:
IEEE Access, Vol 11, Pp 33470-33479 (2023)
A photonics-assisted scheme for generating various microwave waveforms has been investigated in this paper. In the proposed scheme, two phase modulation to intensity modulation (PM-IM) conversions are realized using two cascaded Sagnac interferometer
Externí odkaz:
https://doaj.org/article/5acac12358df4f6692cb9cc1fdd6e924
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 2, Pp 1-6 (2023)
A double Sagnac interferometer (DSI) and vernier effect sensor for relative humidity (RH) is proposed and experimentally implemented, in which two single Sagnac interferometers (SI1 and SI2) cascaded in parallel to construct the structure of the sens
Externí odkaz:
https://doaj.org/article/9bd0683cbaa04c04a4f42adce04345ec
Highly Precise Magnetic Field Measurement Based RF-Assisted Sagnac Interferometer With Tapered Fiber
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 1, Pp 1-9 (2023)
A radio frequency (RF)-assisted Sagnac interferometer based on a dual-loop optoelectronic oscillator (OEO) is experimentally demonstrated for high-precision magnetic field measurement, in which the tapered fiber covered with the magnetic fluid (MF) a
Externí odkaz:
https://doaj.org/article/6603a9e580184d3d8c76e6d85074e572
Publikováno v:
Optics, Vol 3, Iss 4, Pp 400-408 (2022)
A sensitive temperature sensor was demonstrated using boron-doped polarization-maintaining photonic crystal fiber (PM-PCF) as a Sagnac interferometer (SI). This boron-doped PM-PCF combines both the geometric birefringence introduced by the PCF struct
Externí odkaz:
https://doaj.org/article/de1a979518294948bb71d1e5cfcc537b
Autor:
Yuxin Li, Hailiang Chen, Hongwei Li, Chaoyi Liu, Jiaxin Li, Qiang Chen, Kaifeng Li, Sa Zhang, Mingqi Gu
Publikováno v:
Results in Physics, Vol 52, Iss , Pp 106840- (2023)
Utilization of the vernier effect in fiber optic interferometers represents the latest approach to enhance the sensitivity and resolution in fiber optic sensors. In this paper, the Vernier effect in Sagnac interference (SI) with a double D-shaped pho
Externí odkaz:
https://doaj.org/article/85ab2a4fb8cc4313851e707738fc4a00