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Optical fiber acoustic sensor utilizing mode-mode interference
Optical fiber acoustic sensor utilizing mode-mode interference. Appl. Opt. 1979, 18, 666-670. [CrossRef] [PubMed]Layton M R,Bucaro J A.Optical ...
文献获取Optical fiber acoustic sensor
Studies have been made on the use of long length, low-loss optical fiber coils as direct acoustic sensors. When a fiber coil is exposed to a sinusoidal ...
Fiber optic acoustic emission sensors for harsh environment health monitoring
Optical fiber sensors are rapidly emerging as viable alternatives to piezoelectric devices as effective means of detecting and quantifying acoustic emis...
acoustic strain effect of multimode optic-fiber sensor
This paper describes an acoustic strain effect of a multimode optic-fiber sensor. The transmitted coherent light wave through a multimode fiber produces...
Fiber optic sensor technology - An opportunity for smart aerospace structures
The embedded fiber optic sensors can be interrogated by various techniques to measure internal strain, temperature, pressure, acoustic waves and other ...
WAVEGUIDES IN ACOUSTIC SENSOR SYSTEMS
Waveguide sensors and buffers have been applied to measuring three of the four principal measurands of interest in industrial process control, namely, liquid level, flow, and temperature. Buffers are used when the measurand is at high...
Ultrahigh-Sensitivity Fiber Acoustic Sensor With a Dual Cladding Modes Fiber Up-Taper Interferometer
interference pattern with an extinction ratio of more than 20 dB, guaranteeing it to be used as an intensity-modulated fiber acoustic sensor (FAS) with ...
Fiber Optic Acoustic Emission Sensor System for Local Damage Detection
The crack is easily generated in the metal structure because of fatigue. It has a strong impact on structural safety. To reduce accident and losses, it ...
Research on acoustic detective sensitivity of optical fiber sensors
Optical fiber acoustic sensorreflective intensity modulated fiber optic displacement sensorextrinsic Fabry-Perot interferometerall-fiber photoelastic in...
Miniaturized and highly sensitive fiber-optic Fabry–Perot sensor for mHz infrasound detection
(FP)acoustic sensors have the advantages of small structure size,long-distance detection,immunity to electromagnetic interference,and so on.The size of ...
