Dr. Divya Tiwari Profile

Dr. Divya Tiwari

Daphne Jackson Research Fellow at Cranfield Univ

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Publications (4)

Proceedings Article | 23 April 2017 Paper

Fibre Bragg grating sensors for the analysis of pressure distribution at a disc brake/pad interface

B. Major, D. Tiwari, R. Correia, S. James, M. Tirovic, R. Tatam

Proceedings Volume 10323, 103232O (2017) https://doi.org/10.1117/12.2263455

KEYWORDS: Safety, Data acquisition, Signal processing, Photonics, Reliability, Manufacturing, Fiber Bragg gratings, Sensors, Interfaces, Optical fibers

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Proceedings Article | 23 April 2017 Paper

Soil moisture content measurement using optical fiber long period gratings

J. Hallett, M. Partridge, S. James, D. Tiwari, T. Farewell, S. Hallett, R. Tatam

Proceedings Volume 10323, 103232J (2017) https://doi.org/10.1117/12.2263427

KEYWORDS: Soil science, Sensors, Optical fibers, Optical testing, Water, Refractive index, Agriculture, Packaging, Prototyping, Fiber optics sensors

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Proceedings Article | 30 May 2016 Paper

Ammonia sensing using lossy mode resonances in a tapered optical fibre coated with porphyrin-incorporated titanium dioxide

Divya Tiwari, Kevin Mullaney, Serhiy Korposh, Stephen James, Seung-Woo Lee, Ralph Tatam

Proceedings Volume 9916, 99161H (2016) https://doi.org/10.1117/12.2236926

KEYWORDS: Titanium dioxide, Coating, Titanium, Tapered optical fibers, Sensors, Biological and chemical sensing, Optical fibers, Signal attenuation, Thin films, Water, Light sources

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Proceedings Article | 1 July 2015 Paper

A high-sensitivity chemical sensor based on titania coated optical-fiber long period grating for ammonia sensing in water

D. Tiwari, S. James, R. Tatam, S. Korposh, S. Lee

Proceedings Volume 9655, 96552H (2015) https://doi.org/10.1117/12.2184260

KEYWORDS: Sensors, Optical coatings, Cladding, Optical fibers, Silica, Nanoparticles, Biological and chemical sensing, Chemical fiber sensors, Titanium dioxide, Phase matching

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