Dr. Suresh P. Kumar Profile

Dr. Suresh P. Kumar

at CUSAT

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Author

Publications (6)

Proceedings Article | 12 May 2004 Paper

Fiber optic evanescent wave sensor for ammonia gas

P. Suresh Kumar, V. Abraham, C. Vallabhan, V. Nampoori, P. Radhakrishnan

Proceedings Volume 5280, (2004) https://doi.org/10.1117/12.520544

KEYWORDS: Sensors, Fiber optics, Wave sensors, Absorption, Sol-gels, Chemical elements, Optical fibers, Coating, Water, Fiber optics sensors

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Proceedings Article | 30 April 2004 Paper

Long-period grating in multimode fiber for ammonia gas detection

P. Suresh Kumar, Abraham Scaria, C. Vallabhan, V. Nampoori, P. Radhakrishnan

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.520559

KEYWORDS: Multimode fibers, Sensors, Cladding, Absorption, Coating, Optical fibers, Chemical elements, Wave sensors, Sol-gels, Fiber optics

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Proceedings Article | 30 April 2004 Paper

LED-based long-period gratings for chloride detection

Abraham Scaria, Thomas Lee, P. Suresh Kumar, A. Santhi, C. Girijavallabhan, V. Nampoori, P. Radhakrishnan

Proceedings Volume 5279, (2004) https://doi.org/10.1117/12.520555

KEYWORDS: Ions, Cladding, Sensors, Fiber optics sensors, Absorption, Optical fibers, Light emitting diodes, Water, Multimode fibers, Biological and chemical sensing

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Proceedings Article | 24 April 2003 Paper

Long-periodic grating in multimode fiber for measuring traces of chromium in water

P. Suresh Kumar, C. Vallabhan, V. Nampoori, P. Radhakrishnan

Proceedings Volume 5116, (2003) https://doi.org/10.1117/12.499059

KEYWORDS: Chromium, Sensors, Multimode fibers, Absorption, Cladding, Fiber optics sensors, Water, Light emitting diodes, Signal detection, Chemical elements

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Proceedings Article | 17 September 2002 Paper

Investigation of transport properties of doped GaAs epitaxial layer using an open photoacoustic cell

Sajan George, S. Dilna, P. Kumar, Periasamy Radhakrishnan, V. Nampoori, C. Vallabhan

Proceedings Volume 4918, (2002) https://doi.org/10.1117/12.483079

KEYWORDS: Gallium arsenide, Semiconductors, Diffusion, Photoacoustic spectroscopy, Silicon, Beryllium, Thermal modeling, P-type semiconductors, Phonons, Molecular beams

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Proceedings Article | 28 August 2002 Paper

Fiber optic evanescent wave chromium sensor

P. Kumar, S. Lee, C. Vallabhan, V. Nampoori, Periasamy Radhakrishnan

Proceedings Volume 4904, (2002) https://doi.org/10.1117/12.481239

KEYWORDS: Sensors, Chromium, Fiber optics sensors, Absorption, Signal detection, Light emitting diodes, Wave sensors, Fiber optics, Chemical elements, Cladding

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Showing 5 of 6 publications

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