Ms. Shumithira Gandan Profile

Shumithira Gandan

Doctoral Candidate at Tyndall National Institute

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Publications (4)

Proceedings Article | 12 September 2019 Presentation + Paper

Carrier and refractive index dynamics in core-shell nanolasers grown on silicon during spontaneous and stimulated emission

Tomasz Ochalski, Juan S. Morales, Shumithira Gandan, Diana Huffaker, Hyunseok Kim, Liam O'Faolain

Proceedings Volume 11081, 110812B (2019) https://doi.org/10.1117/12.2529494

KEYWORDS: Silicon, Refractive index, Indium gallium arsenide, Optoelectronics, Group III-V semiconductors, Nanostructures, Luminescence, Interfaces, Temperature metrology, Carrier dynamics

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Proceedings Article | 14 March 2018 Presentation

Single-mode lasing in InGaAs nanopillars on SOI (Conference Presentation)

Juan Salvador Dominguez Morales, Hyunseok Kim , Shumithira Gandan, David Williams, Wook-Jae Lee, Diana Huffaker, Tomasz Ochalski

Proceedings Volume 10543, 1054304 (2018) https://doi.org/10.1117/12.2286320

KEYWORDS: Silicon, Indium gallium arsenide, Luminescence, Optoelectronics, Group III-V semiconductors, Nanostructures, Modes of laser operation, Interfaces, Singular optics, Carrier dynamics

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Proceedings Article | 14 March 2018 Presentation

Redshift of lasing modes in time-resolved spectra for GaAs-AlGaAs core-shell nanowires lasers on silicon (Conference Presentation)

Juan Salvador Dominguez Morales, Thomas Stettner, Shumithira Gandan, David Williams, Gregor Koblmueller, Jonathan Finley, Tomasz Ochalski

Proceedings Volume 10537, 1053713 (2018) https://doi.org/10.1117/12.2286315

KEYWORDS: Silicon, Nanowires, Picosecond phenomena, Luminescence, Refractive index, Semiconductor lasers, Gallium arsenide, Group III-V semiconductors, Light sources, Optoelectronics

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Proceedings Article | 20 February 2017 Presentation + Paper

Optical spectroscopy of p-GaAs nanopillars on Si for monolithic integrated light sources

J. S. D. Morales, S. Gandan, D. Ren, Tomasz Ochalski, Diana Huffaker

Proceedings Volume 10114, 1011409 (2017) https://doi.org/10.1117/12.2252507

KEYWORDS: Signal attenuation, Silicon, Optical properties, Optical spectroscopy, Light sources, Silicon photonics, Nanostructures, Optoelectronics, Optical communications, Semiconductor lasers, Crystals, Gallium arsenide, Luminescence

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