Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Qianyu Ren"'
Publikováno v:
Micromachines, Vol 15, Iss 5, p 616 (2024)
A high-temperature-resistance single-crystal magnesium oxide (MgO) extrinsic Fabry–Perot (FP) interferometer (EFPI) fiber-optic vibration sensor is proposed and experimentally demonstrated at 1000 °C. Due to the excellent thermal properties (melti
Externí odkaz:
https://doaj.org/article/676aa804483946f8ac82572cd5fc2715
Publikováno v:
IEEE Access, Vol 10, Pp 42908-42915 (2022)
An extrinsic high-temperature fiber-optic Fabry-Perot vibration sensor based on MEMS technology is described and experimentally demonstrated. The sensitive unit consists of four cross beams with a central seismic mass batch-fabricated on a silicon wa
Externí odkaz:
https://doaj.org/article/f2e99f7bca2b4cfc870c762681490459
Publikováno v:
Photonics, Vol 10, Iss 6, p 644 (2023)
In order to reduce the pumping threshold and achieve a short-cavity single-mode transmission with a narrow-linewidth random fiber laser, we propose a tunable random fiber laser based on the combination of random grating and highly reflective fiber Br
Externí odkaz:
https://doaj.org/article/58cd3bcd799c43b380574fb3b30d28e6
Publikováno v:
Sensors, Vol 23, Iss 10, p 4952 (2023)
In this paper, a fiber-optic Fabry–Perot (F–P) vibration sensor that can work at 800 °C is proposed. The F–P interferometer is composed of an upper surface of inertial mass placed parallel to the end face of the optical fiber. The sensor was p
Externí odkaz:
https://doaj.org/article/a1d91ada34f840988f6f76fef1945077
Publikováno v:
Micromachines, Vol 13, Iss 4, p 548 (2022)
High-temperature accelerometers have been widely used in aerospace, nuclear reactors, automobile technologies, etc. In this paper, a fiber-optic Fabry–Perot accelerometer (FOFPA) with a cantilever beam for high temperature is designed and experimen
Externí odkaz:
https://doaj.org/article/929fcbebf2fa4477b7325475089e4001
Publikováno v:
Sensors, Vol 21, Iss 19, p 6602 (2021)
An LC wireless passive pressure sensor based on a single-crystalline magnesium oxide (MgO) MEMS processing technique is proposed and experimentally demonstrated for applications in environmental conditions of 900 °C. Compared to other high-temperatu
Externí odkaz:
https://doaj.org/article/64305743b378452f969732dc155f8b73
Publikováno v:
Photonic Sensors, Vol 7, Iss 3, Pp 211-216 (2017)
Abstract 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 tan
Externí odkaz:
https://doaj.org/article/3ad3f81ebd5f49aa864ac0ecef1ef63c
Publikováno v:
Sensors, Vol 20, Iss 8, p 2233 (2020)
A reflective intensity-modulated fiber-optic sensor based on microelectromechanical systems (MEMS) for pressure measurements is proposed and experimentally demonstrated. The sensor consists of two multimode optical fibers with a spherical end, a quar
Externí odkaz:
https://doaj.org/article/e3acb9defb0746ef82cae959340dbe2b
Publikováno v:
Optics and Lasers in Engineering. 164:107535
Publikováno v:
Sensors (Basel, Switzerland)
Sensors, Vol 21, Iss 6602, p 6602 (2021)
Sensors, Vol 21, Iss 6602, p 6602 (2021)
An LC wireless passive pressure sensor based on a single-crystalline magnesium oxide (MgO) MEMS processing technique is proposed and experimentally demonstrated for applications in environmental conditions of 900 °C. Compared to other high-temperatu