Dr. Marco Isaias Alayo Chávez Profile

Dr. Marco Isaias Alayo Chávez

Associate Professor at Escola Politecnica da Univ de São Paulo

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Author

Publications (13)

Proceedings Article | 15 February 2018 Paper

Influence of silicon nanocrystals on the performance of Yb3+/Er3+: Bi2O3-GeO2 pedestal waveguides for amplification at 1542 nm

Diego S. da Silva, Marcos Alayo, Luciana R. Kassab, Thiago A. de Assumpção, Niklaus Wetter, Ernesto Jimenez-Villar

Proceedings Volume 10521, 105210M (2018) https://doi.org/10.1117/12.2291326

KEYWORDS: Silicon, Waveguides, Nanocrystals, Erbium, Ytterbium, Luminescence, Nanostructures, Bismuth, Optical amplifiers, Ions

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Proceedings Article | 27 April 2016 Paper

Random lasers for lab-on-chip applications

J. Giehl, F. Butzbach, K. Jorge, M. Alvarado, M. N. Carreño, M. Alayo , N. Wetter

Proceedings Volume 9893, 989314 (2016) https://doi.org/10.1117/12.2227791

KEYWORDS: Random lasers, Laser scattering, Scattering, Tissue optics, Laser applications, Light scattering, Tissues, Microfluidics, Waveguide lasers, Manufacturing, Particles, Atmospheric particles, Backscatter, Liquids, Neodymium

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Proceedings Article | 13 March 2013 Paper

Arrayed waveguide grating using the finite difference beam propagation method

M. C. Toledo, M. Alayo

Proceedings Volume 8627, 86271F (2013) https://doi.org/10.1117/12.2000826

KEYWORDS: Waveguides, Beam propagation method, Wave propagation, Waveguide modes, Optical simulations, Finite-difference time-domain method, Refractive index, Stars, Optical fibers, Interfaces

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Proceedings Article | 20 March 2012 Paper

Optical humidity sensor using Polypyrrole (PPy)

M. Alvarado, D. Carvalho, G. Rehder, J. Gruber, R. W. Li, M. Alayo

Proceedings Volume 8257, 825716 (2012) https://doi.org/10.1117/12.908485

KEYWORDS: Humidity, Sensors, Refractive index, Waveguides, Water, Polymers, Optical sensors, Optical components, Silicon, Gas sensors

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Proceedings Article | 15 March 2011 Paper

Integration of a micro-incandescent lamp and an interferometric filter for optical applications

H. Baez, M. Alayo

Proceedings Volume 7940, 79401I (2011) https://doi.org/10.1117/12.875183

KEYWORDS: Optical filters, Interferometry, Silicon, Transmittance, Lamps, Integrated optics, Chromium, Silica, Microelectronics, Plasma enhanced chemical vapor deposition

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Proceedings Article | 15 March 2011 Paper

Pedestal anti-resonant reflecting optical waveguides

Daniel Carvalho, Marco Alayo

Proceedings Volume 7940, 794017 (2011) https://doi.org/10.1117/12.875209

KEYWORDS: Waveguides, Silicon, Etching, Isotropic etching, Refractive index, Reactive ion etching, Wave propagation, Cladding, Chromium, CCD cameras

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Proceedings Article | 26 February 2010 Paper

AlN antiresonant layer ARROW waveguides

M. Pelegrini, D. Carvalho, M. Alayo, I. Pereyra

Proceedings Volume 7598, 75981X (2010) https://doi.org/10.1117/12.842498

KEYWORDS: Waveguides, Aluminum nitride, Silicon, Refractive index, Sputter deposition, FT-IR spectroscopy, Cladding, Thin films, Nitrogen, Ellipsometry

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Proceedings Article | 17 February 2010 Paper

Development of micro-incandescent light sources on silicon substrate

A. Gollub, D. Carvalho, G. Rehder, M. Alayo

Proceedings Volume 7590, 75900E (2010) https://doi.org/10.1117/12.842432

KEYWORDS: Silicon, Silica, Light sources, Resistance, Chromium, Etching, Metals, Silicon films, Photoresist materials, Oxides

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Proceedings Article | 24 February 2009 Paper

Silicon oxynitride-based integrated optical switch

G. Rehder, M. Stochero, M. Alayo

Proceedings Volume 7208, 72080F (2009) https://doi.org/10.1117/12.809650

KEYWORDS: Waveguides, Switches, Silicon, Optical switching, Resistors, Integrated optics, Signal processing, Chromium, Plasma enhanced chemical vapor deposition, Optical signal processing

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Proceedings Article | 19 February 2009 Paper

Integrated incandescent microlamp coupled to SiOxNy waveguide

D. Carvalho, M. N. P. Carreño, G. Rehder, M. Alayo

Proceedings Volume 7208, 72080U (2009) https://doi.org/10.1117/12.809628

KEYWORDS: Waveguides, Chromium, Silicon, Silicon carbide, Optical lithography, Light sources, Plasma enhanced chemical vapor deposition, Cladding, Sensors, Resistance

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Proceedings Article | 22 January 2007 Paper

Electro-opto-mechanical cantilever-based logic gates

G. Rehder, M. Alayo, H. Medina, M. Carreño

Proceedings Volume 6466, 64660C (2007) https://doi.org/10.1117/12.699341

KEYWORDS: Waveguides, Silicon, Switches, Logic devices, Optical switching, Signal processing, Integrated optics, Cladding, Chromium, Logic

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Proceedings Article | 7 March 2005 Paper

Optical and structural characterization of PECVD-silicon oxynitride films for waveguide device applications

Marco Alayo, Marcelo Carreno, Denise Criado, Ines Pereyra

Proceedings Volume 5730, (2005) https://doi.org/10.1117/12.591078

KEYWORDS: Waveguides, Refractive index, Silicon, Cladding, Annealing, Polishing, Signal attenuation, Nitrogen, Silicon films, Optical components

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Proceedings Article | 28 May 2004 Paper

Fabrication and characterization of PECVD-silicon-oxynitride-based waveguides

Marco Alayo, Denise Criado, Marcelo Carreno, Ines Pereyra

Proceedings Volume 5355, (2004) https://doi.org/10.1117/12.528699

KEYWORDS: Waveguides, Refractive index, Silicon, Etching, Cladding, Optical components, Plasma enhanced chemical vapor deposition, Nitrogen, Reactive ion etching, Silicon films

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Showing 5 of 13 publications

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