Prof. Jaime Viegas Profile

Prof. Jaime Viegas

Assistant Professor at Khalifa University

SPIE Involvement:

Author

Area of Expertise:

Microfabrication , Focused Ion Beam (FIB) microscopy , MEMS ultrasonic transducers , Silicon photonics , Optical fiber sensing , Metal oxide optoelectronics

Websites:

Company Website

Profile Summary

Dr. Viegas earned his PhD in Applied Physics from University of Porto (Portugal) in 2010 and has since been with the Electrical Engineering and Computer Science department of Masdar Institute of Science and Technology (Abu Dhabi). His research covers various aspects of simulation and micro/nanofabrication of optical, mechanical and electronic devices.
He has been a visiting scholar at University of North Carolina at Charlotte (2006-2008) and RLE-Massachusetts Institute of Technology (2010-2011).

Publications (29)

PROCEEDINGS ARTICLE | April 28, 2017

Silicon photonics waveguide array chemical sensor with integrated read-out (Conference Presentation)

Proc. SPIE. 10107, Smart Photonic and Optoelectronic Integrated Circuits XIX

KEYWORDS: Refractive index, Waveguides, Cladding, Sensors, Photonics, Silicon photonics, Chemical elements, CCD image sensors, Waveguide sensors, Chemical fiber sensors

PROCEEDINGS ARTICLE | April 19, 2017

Integrated optical sensors for 2D spatial chemical mapping (Conference Presentation)

Proc. SPIE. 10106, Integrated Optics: Devices, Materials, and Technologies XXI

KEYWORDS: Waveguides, Sensors, Chemical species, Photonics, Lab on a chip, Integrated optics, Photonic integrated circuits, Biological and chemical sensing, Prototyping, Industrial chemicals

PROCEEDINGS ARTICLE | April 19, 2017

Silicon oxynitride-on-glass waveguide array refractometer with wide sensing range and integrated read-out (Conference Presentation)

Proc. SPIE. 10106, Integrated Optics: Devices, Materials, and Technologies XXI

KEYWORDS: Refractive index, Detection and tracking algorithms, Waveguides, Cladding, Cameras, Sensors, Calibration, Spectrometers, Silicon, Optical pattern recognition

PROCEEDINGS ARTICLE | April 3, 2017

Erbium-doped ZnO and TiO2 nanolaminates for photonic applications

Proc. SPIE. 10105, Oxide-based Materials and Devices VIII

KEYWORDS: Oxides, Thin films, Titanium dioxide, Silica, Metals, Annealing, Crystals, Raman spectroscopy, Integrated optics, Transistors, Erbium, Silicon photonics, Zinc oxide, Photonic nanostructures

PROCEEDINGS ARTICLE | March 29, 2017

Fluorine and oxygen plasma influence on nanoparticle formation and aggregation in metal oxide thin film transistors

Proc. SPIE. 10105, Oxide-based Materials and Devices VIII

KEYWORDS: Oxides, Thin films, Electronics, Nanoparticles, Metals, Oxygen, Photoresist materials, Atomic layer deposition, Transistors, Chlorine, Molybdenum, Hybrid fiber optics, Plasma

PROCEEDINGS ARTICLE | March 27, 2017

Piezoelectric micromachined ultrasonic transducers and micropumps: from design to optomicrofluidic applications

Proc. SPIE. 10061, Microfluidics, BioMEMS, and Medical Microsystems XV

KEYWORDS: Microelectromechanical systems, Wafer-level optics, Ferroelectric materials, Microfluidics, Digital holography, Electrodes, Silicon, Ultrasonics, Transducers, Lab on a chip, Finite element methods, Aluminum nitride, Integrated optics, Molybdenum, Gesture recognition

PROCEEDINGS ARTICLE | March 23, 2017

pMUT+ASIC integrated platform for wide range ultrasonic imaging

Proc. SPIE. 10064, Photons Plus Ultrasound: Imaging and Sensing 2017

KEYWORDS: Microelectromechanical systems, Application specific integrated circuits, Surgery, Ultrasonography, Silicon, Receivers, Ultrasonics, Capacitance, Transducers, Aluminum, Aluminum nitride, Phased arrays, Acoustics

PROCEEDINGS ARTICLE | February 28, 2017

Nanostencil lithography with scanning optical fiber tip

Proc. SPIE. 10115, Advanced Fabrication Technologies for Micro/Nano Optics and Photonics X

KEYWORDS: Optical fibers, Optical components, Lithography, Electron beam lithography, Optical lithography, Silicon, Photoresist materials, Ion beams, Zone plates, Near field optics

PROCEEDINGS ARTICLE | February 23, 2017

Photocurrent enhancement in nanocoatings of cerium oxide and platinum on black silicon

Proc. SPIE. 10100, Optical Components and Materials XIV

KEYWORDS: Oxides, Plasmonics, Photoresistors, Silicon, Resistance, Platinum, Cerium, Water splitting, Resonance enhancement, Nano coatings, Absorption

PROCEEDINGS ARTICLE | May 30, 2016

Special diffractive elements for optical trapping fabricated on optical fiber tips using the focused ion beam

Proc. SPIE. 9916, Sixth European Workshop on Optical Fibre Sensors

KEYWORDS: Optical fibers, Optical components, Gaussian beams, Lenses, Particles, Manufacturing, Scanning probe lithography, Ion beams, Optical tweezers, Fresnel lenses, Chemical elements, Spiral phase plates, Optics manufacturing, Near field optics

PROCEEDINGS ARTICLE | March 18, 2016

Subwavelength grating waveguide-integrated athermal Mach-Zehnder interferometer with enhanced fabrication error tolerance and wide stable spectral range

Proc. SPIE. 9752, Silicon Photonics XI

KEYWORDS: Oxides, Electron beam lithography, Mach-Zehnder interferometers, Waveguides, Error analysis, Silicon, Wave propagation, Silicon photonics, Tolerancing, Temperature metrology

PROCEEDINGS ARTICLE | March 16, 2016

Low-cost facile interferometer for displacement mapping of harmonically excited MEMS

Proc. SPIE. 9754, Photonic Instrumentation Engineering III

KEYWORDS: Microelectromechanical systems, Microscopes, Photonic devices, Mirrors, Beam splitters, Metrology, Digital holography, Visualization, Interferometers, Cameras, Sensors, Ultrasonics, Transducers, CMOS cameras, Finite element methods, Measurement devices

PROCEEDINGS ARTICLE | March 14, 2016

Metal/metal-oxide nanocoatings on black silicon nanograss for enhanced solar absorption and photochemical activity

Proc. SPIE. 9743, Physics, Simulation, and Photonic Engineering of Photovoltaic Devices V

KEYWORDS: Metamaterials, Plasmonics, Nanostructures, Solar energy, Etching, Metals, Silicon, Platinum, Semiconductor lasers, Scanning electron microscopy, Reactive ion etching, Zinc oxide, Semiconducting wafers, Water splitting, Nano coatings, Absorption

PROCEEDINGS ARTICLE | March 7, 2016

Fully transparent thin film transistors based on zinc oxide channel layer and molybdenum doped indium oxide electrodes

Proc. SPIE. 9770, Advances in Display Technologies VI

KEYWORDS: Oxides, Thin films, Electronics, Transparency, Sputter deposition, Electrodes, Silicon, Silicon films, Transistors, Zinc oxide, Molybdenum, Hafnium, Indium oxide

PROCEEDINGS ARTICLE | March 4, 2016

Generation of Laguerre Gaussian beams using spiral phase diffractive elements fabricated on optical fiber tips using focused ion beam milling

Proc. SPIE. 9764, Complex Light and Optical Forces X

KEYWORDS: Optical fibers, Optical components, Finite-difference time-domain method, Gaussian beams, Lenses, Particles, Wave plates, Scanning probe lithography, Ion beams, Optical tweezers, Optical vortices, Spiral phase plates, Optics manufacturing

PROCEEDINGS ARTICLE | March 4, 2016

Compact solutions for optical fiber tweezers using Fresnel zone and phase lenses fabricated using FIB milling

Proc. SPIE. 9764, Complex Light and Optical Forces X

KEYWORDS: Multimode fibers, Optical fibers, Finite-difference time-domain method, Lenses, Image segmentation, Particles, Ions, Laser applications, Single mode fibers, Scanning electron microscopy, Near field, Ion beams, Optical tweezers, Free space optics, Beam shaping, Zone plates

PROCEEDINGS ARTICLE | February 27, 2016

Impact of glycerol on zinc-oxide-based thin film transistors with indium molybdenum oxide transparent electrodes

Proc. SPIE. 9749, Oxide-based Materials and Devices VII

KEYWORDS: Oxides, Thin films, Modulation, Sensors, Sputter deposition, Electrodes, Metals, Indium, Resistance, Transistors, Zinc oxide, Molybdenum, Chemical fiber sensors

PROCEEDINGS ARTICLE | March 13, 2015

Characterization of molybdenum doped indium oxide/aluminum doped zinc oxide thin film stacks for optoelectronic applications

Proc. SPIE. 9364, Oxide-based Materials and Devices VI

KEYWORDS: Thin films, Diffraction, Sputter deposition, Remote sensing, Indium, Magnetism, Transmittance, Zinc oxide, Molybdenum, Ranging

PROCEEDINGS ARTICLE | March 13, 2015

Focused ion beam 3D nano-patterned optical fiber tips for advanced beam profile engineering

Proc. SPIE. 9374, Advanced Fabrication Technologies for Micro/Nano Optics and Photonics VIII

KEYWORDS: Infrared cameras, Optical fibers, Diffraction, Optical lithography, Etching, Ion beams, Optical tweezers, Picosecond phenomena, Zone plates, Near field optics

PROCEEDINGS ARTICLE | March 10, 2015

The efficiency of fiber optical tweezers for cell manipulation using distinct fabrication methods

Proc. SPIE. 9379, Complex Light and Optical Forces IX

KEYWORDS: Optical fibers, Fiber optics, Lenses, Polymers, Particles, Scanning electron microscopy, Ion beams, Optical tweezers, Yeast, Spherical lenses

PROCEEDINGS ARTICLE | March 5, 2015

Environmental sensing with optical fiber sensors processed with focused ion beam and atomic layer deposition

Proc. SPIE. 9320, Microfluidics, BioMEMS, and Medical Microsystems XIII

KEYWORDS: Optical fibers, Refractive index, Sensors, Etching, Fiber optics sensors, Head, Ion beams, Atomic layer deposition, Biological and chemical sensing, Zinc oxide

PROCEEDINGS ARTICLE | February 27, 2015

Optical metrology of AlN piezomachined ultrasonic transducer arrays and piezopumps

Proc. SPIE. 9375, MOEMS and Miniaturized Systems XIV

KEYWORDS: Mirrors, Beam splitters, Digital holography, Ultrasonics, CCD cameras, Spatial light modulators, Optical metrology, Transducers, Acoustics, Phase shifts

PROCEEDINGS ARTICLE | February 27, 2015

Silicon photonics athermal Mach-Zehnder interferometer with wide thermal and spectral operating range

Proc. SPIE. 9367, Silicon Photonics X

KEYWORDS: Mach-Zehnder interferometers, Waveguides, Silicon, Control systems, Electronic components, Integrated optics, Photonic integrated circuits, Silicon photonics, Prototyping, Temperature metrology

PROCEEDINGS ARTICLE | March 7, 2014

Simulation of III-V strained quantum well lasers with coupled concentric racetrack resonators

Proc. SPIE. 8980, Physics and Simulation of Optoelectronic Devices XXII

KEYWORDS: Quantum wells, Finite-difference time-domain method, Resonators, Waveguides, Physics, Semiconductor lasers, Laser resonators, Optical simulations, TCAD, Absorption

PROCEEDINGS ARTICLE | March 7, 2014

Rapid prototyping of coupled photonic cavities by focused ion beam/photolithography hybrid technique

Proc. SPIE. 8974, Advanced Fabrication Technologies for Micro/Nano Optics and Photonics VII

KEYWORDS: Refractive index, Optical lithography, Waveguides, Etching, Ions, Photonic crystals, Ion beams, Nanophotonics, Rapid manufacturing, Molecular photonics

PROCEEDINGS ARTICLE | September 11, 2013

Submicron texturing for broadband light management in thin-film PV

Proc. SPIE. 8823, Thin Film Solar Technology V

KEYWORDS: Oxides, Thin films, Reflection, Glasses, Solar cells, Interfaces, Reflectivity, Thin film solar cells, Transparent conductors, Absorption

PROCEEDINGS ARTICLE | February 24, 2009

Production and propagation of a modulated optical vortex through atmospheric turbulence

Proc. SPIE. 7200, Atmospheric Propagation of Electromagnetic Waves III

KEYWORDS: Modulation, Sensors, Laser beam propagation, Adaptive optics, Deformable mirrors, Optical vortices, Turbulence, Atmospheric turbulence, Atmospheric propagation, Spiral phase plates

PROCEEDINGS ARTICLE | July 2, 2007

In-fibre Mach-Zehnder configuration based on fibre multimode interference structure combined with a long period grating

Proc. SPIE. 6619, Third European Workshop on Optical Fibre Sensors

KEYWORDS: Multimode fibers, Refractive index, Mach-Zehnder interferometers, Interferometers, Cladding, Sensors, Interferometry, Structured optical fibers, Single mode fibers, Geometrical optics

PROCEEDINGS ARTICLE | May 16, 2007

Fabrication and test of an integrated optical sensor with high sensitivity and high dynamic range based on a Mach-Zehnder interferometric configuration

Proc. SPIE. 6585, Optical Sensing Technology and Applications

KEYWORDS: Refractive index, Channel waveguides, Waveguides, Fiber Bragg gratings, Cladding, Sensors, Water, Ultraviolet radiation, Interferometry, Absorption

Showing 5 of 29 publications

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