Dr. Siva Ponniah Profile

Dr. Siva Ponniah

Research Scientist at Physical Optics Corp

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Publications (4)

SPIE Journal Paper | 1 October 2002

Optimal wavelength pair selection and accuracy analysis of dual fiber grating sensors for simultaneously measuring strain and temperature

Ponniah Sivanesan, James Sirkis, Yorinobu Murata, Steven Buckley

OE, Vol. 41, Issue 10, (October 2002) https://doi.org/10.1117/12.10.1117/1.1505638

KEYWORDS: Sensors, Temperature metrology, Condition numbers, Fiber optics sensors, Refractive index, Error analysis, Calibration, Optical fibers, Structured optical fibers, Chemical elements

Proceedings Article | 9 May 2000 Paper

Large-scale low-cost optical fiber strain sensor arrays

Steve Chen, Ponniah Sivansen, Martin Christiansen, Kartik Vaithyanathan, M. Park

Proceedings Volume 4077, (2000) https://doi.org/10.1117/12.385568

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Proceedings Article | 31 May 1999 Paper

Simultaneous measurement of temperature and strain using a single Bragg grating

Ponniah Sivanesan, James Sirkis, Venki Venkat, Yucheng Shi, C. Reddy, Sankara Sankaran, Harmeet Singh

Proceedings Volume 3670, (1999) https://doi.org/10.1117/12.349718

KEYWORDS: Sensors, Temperature metrology, Fiber Bragg gratings, Reflectivity, Waveguides, Wave propagation, Waveguide modes, Multiplexing, Cladding, Optical fibers

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Proceedings Article | 4 December 1998 Paper

Stable single mode hybrid DBR laser using a fiber grating and a curved semiconductor waveguide structure

Zhencan Fan, Peter Heim, Jung-Ho Song, Mario Dagenais, F. Johnson, Dennis Stone, Ponniah Sivanesan, James Sirkis

Proceedings Volume 3491, (1998) https://doi.org/10.1117/12.328721

KEYWORDS: Semiconductor lasers, Fiber lasers, Semiconductors, Waveguides, Fiber Bragg gratings, Structured optical fibers, Fabry–Perot interferometers, Fiber coupled lasers, Diodes, Modulation

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