optical fibre based sensor
A Novel Wireless Mobile Platform to Locate and Gather Data From Optical Fiber Sensors Integrated Into a WSN
... such optical fibre sensor systems are often used as ‘stand-alone’ devices in pre-defined positions: thus there is a need for extensive lengths of fibre optic cable connecting all the sensors ...
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Gas sensing based on optical fibre coupled diode laser spectroscopy : a new approach to sensor systems for safety monitoring
... A further benefit of this architecture is (figure 6) is that it can be readily adapted to address numerous species and table 1 summarises just some of the species which can be monitored within the near infrared region in ...
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Design and synthesis of a fluorescent molecular imprinted polymer for use in an optical fibre-based cocaine sensor
... multimode fibre purchased from Thorlabs was polished, treated (10% KOH in isopropanol then Piranha solution), then modified by silanisation in a 10% solution of 3-(trimethoxysilyl) propyl methacrylate in dry ...
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Synthesize materials of optical fibre sensor for chemical liquid detection
... Utilizing detection sensors for chemical liquid leakages that can occur in a fuel station, a tank store or an oil refining is very crucial for safety issues. This is due to many chemicals have hazardous properties (i.e. ...
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CHIRPED FIBRE BRAGG INTRAGRATING POSITION AND STRAIN MEASUREMENT SENSOR
... FBG based sensing system is the much larger number of measurements possible at multiple locations along a single optical fibre with reduced installation cost compared to conventional strain gauge ...
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Investigation of metal nanomaterials as a sensing element in LSPR-based optical fibre sensor development
... The original research in this field did not draw much attention when the work was first published, but was fully acknowledged several decades later [5]. One of the reasons is that the potential of a research could not be ...
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A fibre optic based ranging sensor
... Victoria University of Technology August 1993.. Ranging techniques have evolved from geometrical to bulk optical or radar methods. In this thesis the development of an optical ranging[r] ...
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FBG-based fibre-optic current sensors for power systems protection : laboratory evaluation
... 2. Optical reflections from these sensors – transparent to each other – are guided back to the interrogator by the addressing ...each sensor element, which are tracked continuously such that conversion of ...
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Research on Gamma Ray Detections using Fiber Optic Radiation Sensors
... scintillating fibre (Saint-Gobain Crystals, accesable at: ...Such Optical fibres are scintillating themselves to remote photomultiplier ...with optical fibres is they can be employed to measure only ...
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An Optical-based Fingertip Force Sensor
... Digital Fibre Optic Amplifier, IIT-FT17 force (IIT-FT17 force & torque sensor), which is combined with a torque (F/T) sensor: sensor data are acquired via an NI USB-6000 Data AcQuisition ...
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Polymeric optical fibre sensor coated by SiO2 nanoparticles for humidity sensing in the skin microenvironment
... sensors based on silica core fibre [1] [18] ...core fibre may not be suitable for use in a harsh environment due to its fragility after removing the ...polymeric optical fibres (POF) have ...
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Fibre-optic sensor technologies for humidity and moisture measurement
... in optical fibre sensing ...an optical property of a material in response to humid- ity change to optical or fibre optic analogues of the different non-optical sensors described ...
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An Optical-based Fingertip Force sensor
... sensors based on strain gauge technology, sensors designed based on the use of fibre-optics has several benefits including simplified design, immune to electromagnetic fields, miniaturization, ...
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MEASUREMENT OF WINDOW GLASS TEMPERATURE WITH A FLUORESCENCE INTENSITY RATIO OPTICAL FIBRE SENSOR
... method, optical pyrometry is essentially based on the same principles of temperature using black body radiation as described in the technique above, but with the surface being measured not touching the ...
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Photothermal determination of tissue optical coefficients using an optical fibre sensor
... is based on measurements of thermoelastic waves, which are generated by the absorption of nanosecond laser pulses in a target ...the optical, acoustic, and spatial properties of the ...of optical ...
263
Computational Design and Fabrication of Optical Fibre Fluorescent Chemical Probes for the Detection of Cocaine
... aptamer- based biosensors using electrochemical detection [2], [3], electrogenerated chemiluminescence [4] and piezoresistive, microcantilever-based sensing [5] as there are relatively few reports in the ...
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Optical based sensors for monitoring corrosion of reinforcement rebar via an etched cladding Bragg grating
... the optical fibre [4]. Fuhr reported a fibre corrosion sensor for monitoring roadways and bridges ...of fibre events or faults can be set when detecting the structures internal ...used ...
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Experimental and theoretical analysis of polarization-maintaining fibre for sensing applications
... micro-structured optical fibres as sensors for various measurement applications [67], such as strain and temperature sensors [68][69] and hydrostatic pressure sensors ...side-hole optical fibre ...
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A Theoretical Study and Numerical Simulation of a Quasi-Distributed Sensor Based on the Low-Finesse Fabry-Perot Interferometer: Frequency-Division Multiplexing
... The quasi-distributed optical fibre sensor based on the low-finesse Fabry-Perot interferometer, 288. was studied theoretically and simulated numerically[r] ...
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Performance of 1550 nm VCSEL at 10 Gb/s in G.655 and G.652 SSMF
... major optical sources in optical communication and ...generation optical fibre access networks requirements such as low output power, low threshold currents, no optical amplification ...
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