Dr. Ashim Dhakal Profile

Dr. Ashim Dhakal

Scientist at Phutung Research Institute

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Author

Publications (5)

Proceedings Article | 4 October 2020 Presentation

Power and spectral characterization of a SOI chip-based axicon-like lens with 850um-long, 5.7um-diameter central lobe

Rijan Maharjan, Sanket Bohora, Pravin Bhattarai, Iain Crowe, Richard Curry, Richard Hogg, David Childs, Ashim Dhakal

Proceedings Volume 11577, 115770A (2020) https://doi.org/10.1117/12.2583191

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Proceedings Article | 22 February 2017 Presentation + Paper

Spectroscopic sensing with silicon nitride photonic integrated circuits

S. Clemmen, A. Raza, A. Dhakal, F. Peyskens, A. Subramanian, P. Van Dorpe, P. Wuytens, H. Zhao, E. Ryckeboer, S. Severi, N. Le Thomas, R. Baets

Proceedings Volume 10106, 101060T (2017) https://doi.org/10.1117/12.2256526

KEYWORDS: Silicon, Spectroscopy, Waveguides, Sensors, Raman spectroscopy, Antennas, Microscopes, Plasmonics, Signal to noise ratio, Raman scattering

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Proceedings Article | 15 May 2014 Paper

Silicon-nitride waveguides for on-chip Raman spectroscopy

Ashim Dhakal, Pieter Wuytens, Frederic Peyskens, Ananth Subramanian, Nicolas Le Thomas, Roel Baets

Proceedings Volume 9141, 91411C (2014) https://doi.org/10.1117/12.2057509

KEYWORDS: Raman spectroscopy, Waveguides, Silicon, Confocal microscopy, Microscopes, Molecules, Spectroscopy, Raman scattering, Luminescence, Photonics

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Proceedings Article | 1 May 2014 Paper

Characterization of PECVD silicon nitride photonic components at 532 and 900 nm wavelength

P. Neutens, A. Subramanian, M. Ul Hasan, C. Chen, R. Jansen, T. Claes, X. Rottenberg, B. Du Bois, K. Leyssens, P. Helin, S. Severi, A. Dhakal, F. Peyskens, L. Lagae, P. Deshpande, R. Baets, P. Van Dorpe

Proceedings Volume 9133, 91331F (2014) https://doi.org/10.1117/12.2052119

KEYWORDS: Waveguides, Oxides, Wave propagation, Cladding, Silicon, Silicon photonics, Plasma enhanced chemical vapor deposition, Resonators, Electron beam lithography, Semiconducting wafers

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Proceedings Article | 6 March 2013 Paper

Spectroscopy-on-chip applications of silicon photonics

Roel Baets, Ananth Subramanian, Ashim Dhakal, Shankar Selvaraja, Katarzyna Komorowska, Frédéric Peyskens, Eva Ryckeboer, Nebiyu Yebo, Gunther Roelkens, Nicolas Le Thomas

Proceedings Volume 8627, 86270I (2013) https://doi.org/10.1117/12.2010498

KEYWORDS: Waveguides, Absorption, Silicon, Raman spectroscopy, Spectroscopy, Molecules, Silicon photonics, Cladding, Absorption spectroscopy, Signal to noise ratio

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