Ms. Gayathri Sivakumar Profile

Gayathri Sivakumar

at Indian Institute of Science

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Publications (2)

Proceedings Article | 26 June 2013 Paper

Low loss waveguide on chalcogenide glass using ultrafast laser at low repetition rate

Tamilarasan Sabapathy, Gayathri Sivakumar, Arunbabu Ayiriveetil, Ajoy Kar, Sundarrajan Asokan

Proceedings Volume 8769, 87693U (2013) https://doi.org/10.1117/12.2018761

KEYWORDS: Waveguides, Glasses, Chalcogenide glass, Raman spectroscopy, Ultrafast lasers, Optical fibers, Pulsed laser operation, Refractive index, Near field, X-ray diffraction

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Proceedings Article | 22 June 2013 Paper

Photo-thermal modifications in ultrafast laser inscribed chalcogenide glass waveguides

Gayathri Sivakumar, Tamilarasan Sabapathy, Arunbabu Ayiriveetil, Ajoy Kar, Sundarrajan Asokan

Proceedings Volume 8769, 87692L (2013) https://doi.org/10.1117/12.2018943

KEYWORDS: Waveguides, Glasses, Pulsed laser operation, Chalcogenide glass, Finite-difference time-domain method, Ultrafast lasers, Diffusion, Thermal modeling, Refractive index, Multiphoton lithography

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