Mr. Raghi S. El Shamy Profile

Raghi S. El Shamy

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Publications (14)

Proceedings Article | 12 March 2024 Paper

Silicon nitride devices for visible and near-infrared refractive index sensing

Raghi El Shamy, Xun Li, Mohamed Swillam

Proceedings Volume 12889, 1288915 (2024) https://doi.org/10.1117/12.3007896

KEYWORDS: Sensors, Silicon nitride, Refractive index, Optical components, Visible radiation, Biosensing

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Proceedings Article | 31 May 2023 Presentation + Paper

SiN strip waveguide design for sensing applications

Alaa Sultan, Raghi El Shamy, Mohamed Swillam

Proceedings Volume 12572, 125720T (2023) https://doi.org/10.1117/12.2669991

KEYWORDS: Waveguides, Sensors, Silicon nitride, Silicon, Design and modelling, Gas sensors, Biosensors, Electroluminescence, Plasmonics, Quantum sensing

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Proceedings Article | 21 April 2023 Paper

Visible and near-infrared photonic components library based on silicon nitride platform

Raghi El Shamy, Alaa Sultan, Mohamed Swillam, Xun Li

Proceedings Volume PC12424, PC1242410 (2023) https://doi.org/10.1117/12.2650447

KEYWORDS: Waveguides, Silicon nitride, Finite-difference time-domain method, Silicon, Waveguide modes, Oxides, LIDAR, Fabrication, Directional couplers, Visible radiation

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Proceedings Article | 17 March 2023 Presentation + Paper

Prediction of medium chemical concentration with micro-ring resonators and deep learning

Thomas Mikhail, Raghi El Shami, Mohamed Swillam, Xun Li

Proceedings Volume 12425, 124250D (2023) https://doi.org/10.1117/12.2655968

KEYWORDS: Signal to noise ratio, Resonators, Neural networks, Microrings, Microresonators, Education and training, Machine learning, Data modeling, Refractive index, Mixtures

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Proceedings Article | 25 February 2020 Presentation + Paper

Suspended silicon waveguide for mid-infrared gas sensing

Raghi El Shamy, Mohamed Swillam, Diaa Khalil

Proceedings Volume 11283, 112830M (2020) https://doi.org/10.1117/12.2545897

KEYWORDS: Waveguides, Sensors, Silicon, Gas sensors, Refractive index, Mid-IR, Absorption, Finite-difference time-domain method, Oxides, Gases

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Proceedings Article | 25 February 2020 Paper

Waveguides sensitivity analysis for mid-infrared gas sensing

Raghi El Shamy, Mohamed Swillam, Diaa Khalil

Proceedings Volume 11283, 1128322 (2020) https://doi.org/10.1117/12.2545068

KEYWORDS: Waveguides, Silicon, Sensors, Refractive index, Plasmonics, Plasmonic waveguides, Waveguide modes, Mid-IR, Molecules, Absorption

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Proceedings Article | 12 April 2019 Paper

Electro-optical modulator using silicon on insulator Michelson interferometer with electro-optical polymer

Aya Osama, Raghi El Shamy, Abdelrahman Afifi, Mohamed Swillam

Proceedings Volume 10923, 109231O (2019) https://doi.org/10.1117/12.2509389

KEYWORDS: Modulators, Silicon, Electro optics, Electrooptic modulators, Waveguides, Plasmonics, Electro optic polymers, Michelson interferometers, Modulation, Polymers

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Proceedings Article | 12 April 2019 Paper

A compact silicon-on-insulator gas sensor

Mohamed El-Rayany, Raghi El Shamy, Mohamed Swillam

Proceedings Volume 10923, 109231M (2019) https://doi.org/10.1117/12.2509298

KEYWORDS: Waveguides, Gas sensors, Sensors, Silicon, Directional couplers, Lab on a chip, Refractive index, Photonic integrated circuits, Interferometers, CMOS technology

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Proceedings Article | 12 April 2019 Paper

Novel silicon-on-insulator Michelson interferometer for optical filtering and wavelength demultiplexing applications

Abdelrahman Afifi, Raghi S. El Shamy, Mohamed Badr, Mohamed El-Rayany, Mohamed Swillam

Proceedings Volume 10923, 109231K (2019) https://doi.org/10.1117/12.2509250

KEYWORDS: Silicon, Waveguides, Photonics, Interferometers, Michelson interferometers, Photonic integrated circuits, Optical filters, Directional couplers, Silicon photonics, Integrated optics

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Proceedings Article | 2 March 2018 Paper

Experimental verification of layout physical verification of silicon photonics

Raghi El Shamy, Mohamed Swillam

Proceedings Volume 10537, 105371O (2018) https://doi.org/10.1117/12.2290644

KEYWORDS: Directional couplers, Photonic integrated circuits, Waveguides, Silicon photonics, Photovoltaics, Silicon, Finite-difference time-domain method, 3D modeling, Electron beam lithography, Standards development

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Proceedings Article | 21 February 2018 Presentation + Paper

Mid-infrared plasmonic gas sensor

Mohamed Swillam, Raghi El Shamy, Qiaoqiang Gan, Diaa Khalil

Proceedings Volume 10541, 105411O (2018) https://doi.org/10.1117/12.2290875

KEYWORDS: Plasmonics, Waveguides, Mid-IR, Silicon, Sensors, Applied physics, Gas sensors, Refractive index, Absorption, Metals

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Proceedings Article | 20 February 2017 Paper

Dynamic optical control of silicon nanoparticle scattering in the near and mid-IR

Ibrahim Shoer, Ahmed Nageeb, Abdelrahman Osman, Christen Tharwat, Hosam Mekawey, Raghi El Shamy, Yehea Ismail, Mohamed Swillam

Proceedings Volume 10108, 101081N (2017) https://doi.org/10.1117/12.2254393

KEYWORDS: Nanoparticles, Scattering, Mid-IR, Silicon, Electromagnetic scattering, Light scattering, Surface plasmons, Plasmonics, Electromagnetic radiation, Solar cells, Nanolithography, Spectroscopy, Dielectrics, Absorption

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Proceedings Article | 14 March 2016 Paper

Dispersion engineering of silicon-on-sapphire (SOS) waveguides for mid-infrared applications

Raghi El Shamy, Hany Mossad, Mohamed Swillam

Proceedings Volume 9752, 97520Q (2016) https://doi.org/10.1117/12.2214677

KEYWORDS: Waveguides, Mid-IR, Dispersion, Finite element methods, Silicon, Silicon photonics, Modal analysis, Finite difference methods, Switches, Modulators, Optical components, Resonators, Sapphire, Polarization

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Proceedings Article | 27 February 2015 Paper

Toward new design-rule-check of silicon photonics for automated layout physical verifications

Mohamed Ismail, Raghi El Shamy, Kareem Madkour, Sherif Hammouda, Mohamed Swillam

Proceedings Volume 9367, 93671K (2015) https://doi.org/10.1117/12.2078357

KEYWORDS: Waveguides, Photonic integrated circuits, Wave propagation, Silicon photonics, Semiconducting wafers, Electronic design automation, Instrument modeling, Neodymium, Directional couplers, Standards development

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Showing 5 of 14 publications

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