Prof. Roel G. Baets Profile

Prof. Roel G. Baets

Full Professor at Ghent University - IMEC

SPIE Involvement:

Conference Chair | Author | Editor | Special Event Speaker

Publications (115)

Proceedings Article | 13 March 2024 Open Access

Silicon photonics: the quest for sustainable growth

Roel Baets

Proceedings Volume PC12891, PC1289101 (2024) https://doi.org/10.1117/12.3012535

Read Abstract +

Proceedings Article | 17 March 2023 Presentation + Paper

Silicon photonics based laser doppler vibrometer for non-contact photoacoustic sensing

Emiel Dieussaert, Yanlu Li, Roel Baets

Proceedings Volume 12425, 124250C (2023) https://doi.org/10.1117/12.2648991

KEYWORDS: Photoacoustic spectroscopy, Signal detection, Biological samples, Laser Doppler velocimetry, Silicon, Absorption, Doppler effect, Tissues, Reflection, Photoacoustic imaging, Silicon photonics, Ultrasound transducers, Remote sensing, Vibrometry

Read Abstract +

Proceedings Article | 17 March 2023 Presentation + Paper

On-chip silicon nitride optical phased array as a broadband near-infrared spectrometer

Zuyang Liu, Nicolas Le Thomas, Roel Baets

Proceedings Volume 12424, 1242409 (2023) https://doi.org/10.1117/12.2647270

KEYWORDS: Waveguides, Spectroscopy, Phased array optics, Arrayed waveguide gratings, Silicon nitride, Optical gratings, Beam steering, Spectral resolution

Read Abstract +

Proceedings Article | 15 March 2023 Presentation + Paper

Analysis of defect-related optical degradation of VCSILs for photonic integrated circuits

M. Buffolo, C. De Santi, M. Fornasier, J. Goyvaerts, A. Grabowski, J. Gustavsson, S. Kumari, A. Stassen, R. Baets, A. Larsson, G. Roelkens, G. Meneghesso, E. Zanoni, M. Meneghini, M. Zenari

Proceedings Volume 12439, 124390E (2023) https://doi.org/10.1117/12.2655696

KEYWORDS: Photonic integrated circuits, Diffusion, Resistance, Semiconductor lasers, Vertical cavity surface emitting lasers, Integrated optics

Read Abstract +

Proceedings Article | 14 March 2023 Presentation + Paper

Laser Doppler vibrometry sensors implemented in a silicon photonic integrated circuit for measuring cardiovascular signals on bare skin

Yanlu Li, Soren Aasmul, Andrei Bakoz, Chirag Murendranath Patil, Padraic Morrissey, Tracy Wotherspoon, Owen Pullin, Felix Campano Casado, Petr Záruba, Roel Baets

Proceedings Volume 12355, 1235507 (2023) https://doi.org/10.1117/12.2648832

KEYWORDS: Laser Doppler velocimetry, Skin, Reflection, Signal to noise ratio, Doppler effect, Sensors, Tissue optics, Silicon photonics, Signal detection, Vibrometry

Read Abstract +

Proceedings Article | 5 March 2022 Presentation + Paper

Micro-transfer printed silicon nitride grating couplers for efficient on-chip light coupling

Günther Roelkens, Nicolas Le Thomas, Roel Baets, Zuyang Liu, Grigorij Muliuk, Jing Zhang

Proceedings Volume 12004, 1200404 (2022) https://doi.org/10.1117/12.2626309

KEYWORDS: Silicon, Waveguides, Photonic integrated circuits, Reflectors, Optical fibers, Wave propagation, Etching, Thin films, Reactive ion etching

Read Abstract +

SPIE Journal Paper | 29 April 2021 Open Access

Taking silicon photonics modulators to a higher performance level: state-of-the-art and a review of new technologies

Abdul Rahim, Artur Hermans, Benjamin Wohlfeil, Despoina Petousi, Bart Kuyken, Dries Van Thourhout, Roel Baets

AP, Vol. 3, Issue 02, 024003, (April 2021) https://doi.org/10.1117/12.10.1117/1.AP.3.2.024003

KEYWORDS: Modulators, Modulation, Silicon, Phase shift keying, Waveguides, Graphene, Plasma, Dispersion, Electro optics, Silicon photonics

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 5 March 2021 Presentation

III-V-on-Si/SiN lasers realized using micro-transfer-printing

Jing Zhang, Camiel Op de Beeck, Bahawal Haq, Bart Kuyken, Dries Van Thourhout, Roel Baets, Gunther Roelkens, Joris Van Campenhout, Guy Lepage, Peter Verheyen, Agnieszka Gocalinska, Emanuele Pelucchi, Brian Corbett, Antonio Jose Trindade, Chris Bower, Artur Hermans, Stijn Cuyvers, Geert Morthier

Proceedings Volume 11705, 117050J (2021) https://doi.org/10.1117/12.2577157

KEYWORDS: Photonic integrated circuits, Silicon, Tunable lasers, Semiconductor lasers, Semiconducting wafers, Wafer-level optics, Silicon photonics, Optical sensors, Optical interconnects, Laser applications

Read Abstract +

Proceedings Article | 5 March 2021 Presentation + Paper

Optimization of multi-beam silicon photonics-based laser Doppler vibrometry for measuring cardiovascular signals on bare skin

Yanlu Li, Soren Aasmul, Roel Baets, Daniel Carey, Padraic Morrissey, Petr Záruba, Tracy Wotherspoon

Proceedings Volume 11621, 116210A (2021) https://doi.org/10.1117/12.2577159

KEYWORDS: Skin, Vibrometry, Silicon photonics, Doppler effect, Laser Doppler velocimetry, Tissue optics, Standards development, Signal attenuation, Optical imaging, Interferometry

Read Abstract +

Proceedings Article | 5 March 2021 Presentation + Paper

Raman on-chip: current status and future tracks

Nicolas Le Thomas, Zuyang Liu, Chupao Lin, Haolan Zhao, Roel Baets

Proceedings Volume 11689, 1168908 (2021) https://doi.org/10.1117/12.2579222

KEYWORDS: Raman spectroscopy, Medicine, Biosensing

Read Abstract +

Proceedings Article | 10 October 2020 Presentation + Paper

A novel Raman spectrum detection system based on an integrated optical biosensor

Roel Baets, Jian-Jun He, Yang Li, Haolan Zhao

Proceedings Volume 11554, 1155409 (2020) https://doi.org/10.1117/12.2575260

KEYWORDS: Raman spectroscopy, Sensors, System integration, Integrated optics, Biosensors, Tunable lasers, Spectroscopy, Light sources, Optical filters, Silicon

Read Abstract +

Proceedings Article | 8 October 2020 Open Access

Applications of silicon photonics in life science and medicine

Roel Baets

Proceedings Volume 11577, 1157703 (2020) https://doi.org/10.1117/12.2583969

Read Abstract +

Proceedings Article | 2 April 2020 Presentation

Is the silicon photonics ecosystem ready to empower fabless end-users? (Conference Presentation)

Abdul Rahim, Roel Baets

Proceedings Volume 11364, 113640R (2020) https://doi.org/10.1117/12.2564228

Read Abstract +

Proceedings Article | 2 April 2020 Presentation

Past, present and future of open access silicon photonics platforms (Conference Presentation)

Roel Baets

Proceedings Volume 11364, 113641A (2020) https://doi.org/10.1117/12.2564233

Read Abstract +

Proceedings Article | 9 March 2020 Presentation

Ultra-sensitive and compact on-chip gas sensor on a silicon nitride photonic integrated circuit (Conference Presentation)

Giuseppe Antonacci, Jeroen Goyvaerts, Haolan Zhao, Bettina Baumgartner, Roel Baets, Bernhard Lendl

Proceedings Volume 11285, 112851E (2020) https://doi.org/10.1117/12.2557047

KEYWORDS: Gas sensors, Environmental sensing, Silicon, Refractive index, Waveguides, Mach-Zehnder interferometers, Optical sensing, Pollution control, Sensors, Silica

Read Abstract +

Proceedings Article | 9 March 2020 Open Access

The proliferation of heterogeneous integration approaches in silicon(nitride) integrated photonics (Conference Presentation)

Roel Baets

Proceedings Volume 11284, 112840J (2020) https://doi.org/10.1117/12.2552113

Read Abstract +

Proceedings Article | 25 February 2020 Presentation + Paper

Highly sensitive silicon Mach-Zehnder interferometer-based ultrasound sensor

Boling Ouyang, Yanlu Li, Marten Kruidhof, Roland Horsten, Roel Baets, Koen W. van Dongen, Jacob Caro

Proceedings Volume 11283, 112830R (2020) https://doi.org/10.1117/12.2539573

KEYWORDS: Sensors, Silicon, Transducers, Image sensors, Acoustics, Mach-Zehnder interferometers, Integrated photonics, Modulation

Read Abstract +

SPIE Journal Paper | 27 June 2019 Open Access

High speed phase modulators for silicon photonic integrated circuits: a role for lithium niobate?

Roel Baets, Bart Kuyken

AP, Vol. 1, Issue 03, 030502, (June 2019) https://doi.org/10.1117/12.10.1117/1.AP.1.3.030502

KEYWORDS: Modulators, Waveguides, Silicon, Lithium niobate, Silicon photonics, Modulation, Thin films, Photonic integrated circuits, Silicon films, Electro optics

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 22 February 2018 Presentation + Paper

III-V/silicon photonic integrated circuits for spectroscopic sensing in the 2um wavelength range

Ruijun Wang, Muhammad Muneeb, Anton Vasiliev, Aditya Malik, Stephan Sprengel, Gerhard Boehm, Ieva Simonyte, Augustinas Vizbaras, Kristijonas Vizbaras, Roel Baets, Markus-Christian Amann, Gunther Roelkens

Proceedings Volume 10536, 1053603 (2018) https://doi.org/10.1117/12.2287380

KEYWORDS: Waveguides, Silicon, Spectroscopy, Photodetectors, Silicon photonics, Photonic integrated circuits, Semiconductor lasers, Fabry–Perot interferometers, Gases, Absorption

Read Abstract +

Proceedings Article | 21 November 2017 Open Access

WDM based multigigabit optical backplane for on-board applications

E. Grivas, E. Kyriakis-Bitzaros, T. Farell, E. Armadillo, G. Halkias, S. Katsafouros, G. Morthier, P. Dumon, R. Baets, N. Ryan, I. McKenzie

Proceedings Volume 10567, 105672B (2017) https://doi.org/10.1117/12.2308133

KEYWORDS: Receivers, Wavelength division multiplexing, Switching, Data communications, Transponders, Transmitters, Field programmable gate arrays, Polymers, Prototyping, Signal attenuation

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 17 November 2017 Open Access

III-V on silicon micro-photonic circuits for frequency downconversion of RF signals

G. Roelkens, S. Keyvaninia, M. Tassaert, E. Bente, J. Mariën, S. Latkowski, L. Thomassen, R. Baets

Proceedings Volume 10563, 105633P (2017) https://doi.org/10.1117/12.2304216

KEYWORDS: Silicon, Modulators, Photodetectors, Waveguides, Photonics, Semiconductor lasers, Group III-V semiconductors, Frequency converters, Silicon photonics, Mode locking

Read Abstract +

DOWNLOAD PAPER

Proceedings Article | 25 February 2017 Presentation + Paper

Hybrid vertical-cavity laser integration on silicon

Anders Larsson, Emanuel Haglund, Sulakshna Kumari, Johan Gustavsson, Erik Haglund, Gunther Roelkens, Roel Baets

Proceedings Volume 10122, 101220H (2017) https://doi.org/10.1117/12.2256983

KEYWORDS: Silicon, Vertical cavity surface emitting lasers, Waveguides, Light sources, Silicon photonics, Semiconductor lasers, Interfaces, Dielectrics, Modulation, Oxides

Read Abstract +

Proceedings Article | 22 February 2017 Presentation + Paper

Spectroscopic sensing with silicon nitride photonic integrated circuits

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

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

Read Abstract +

Proceedings Article | 20 February 2017 Presentation + Paper

Hybrid integration of laser source on silicon photonic integrated circuit for low-cost interferometry medical device

Marc Rensing, Sean Collins, Yan Zhao, Matthieu Duperron, Lee Carroll, Yanlu Li, Roel Baets, Peter O'Brien

Proceedings Volume 10109, 1010915 (2017) https://doi.org/10.1117/12.2250921

KEYWORDS: Packaging, Laser sources, Silicon photonics, Integrated circuits, Micro optics, Interferometry, Medical devices, Photonic devices, Telecommunications, Interferometers, Optical isolators, Ceramics, Photonic integrated circuits, Optical alignment, Fiber lasers, Tolerancing, Optical design, Laser welding, Prisms, Monochromatic aberrations

Read Abstract +

Proceedings Article | 13 May 2016 Paper

CMOS-compatible silicon nitride spectrometers for lab-on-a-chip spectral sensing

Peter Bienstman, Simone Severi, Roelof Jansen, Xiaomin Nie, Roel Baets, Eva Ryckeboer, Daan Martens, Stephane Clemmen, Gunther Roelkens, Ananth Subramanian

Proceedings Volume 9891, 98911K (2016) https://doi.org/10.1117/12.2234978

KEYWORDS: Spectrometers, Waveguides, Silicon, Fourier transforms, Sensors, Refractive index, Glucose, Silicon photonics, Absorption spectroscopy, Raman spectroscopy

Read Abstract +

Proceedings Article | 14 March 2016 Paper

SWIR InGaAs/GaAsSb type-II quantum well photodetectors and spectrometers integrated on SOI

Muhammad Muneeb, Stephan Sprengel, Roel Baets, Markus-Christian Amann, Gunther Roelkens, Ruijun Wang, Gerhard Boehm

Proceedings Volume 9752, 975209 (2016) https://doi.org/10.1117/12.2211802

KEYWORDS: Photodetectors, Waveguides, Silicon, Short wave infrared radiation, Quantum wells, Spectrometers, Silicon photonics, Etching, Infrared radiation, Telecommunications

Read Abstract +

Proceedings Article | 4 March 2016 Paper

Dynamic properties of silicon-integrated short-wavelength hybrid-cavity VCSEL

Johan Gustavsson, Gunther Roelkens, Roel Baets, Anders Larsson, Emanuel Haglund, Sulakshna Kumari, Petter Westbergh

Proceedings Volume 9766, 976607 (2016) https://doi.org/10.1117/12.2207301

KEYWORDS: Optical interconnects, Vertical cavity surface emitting lasers, Modulation, Silicon photonics, Gallium arsenide, Waveguides, Light sources, Adhesives, Integrated optics, Dielectrics, Semiconductor lasers, Diffraction gratings

Read Abstract +

Proceedings Article | 27 February 2015 Paper

Integration of GaAs-based VCSEL array on SiN platform with HCG reflectors for WDM applications

Sulakshna Kumari, Ruijun Wang, Emanuel Haglund, Johan Gustavsson, Åsa Haglund, Jörgen Bengtsson, Petter Westbergh, Gunther Roelkens, Anders Larsson, Roel Baets, Erik Haglund, Dorian Sanchez, Nicolas Le Thomas

Proceedings Volume 9372, 93720U (2015) https://doi.org/10.1117/12.2077090

KEYWORDS: Vertical cavity surface emitting lasers, Silicon, Reflectivity, Waveguides, Silica, Etching, Reflectors, Interfaces, Mirrors, Wavelength division multiplexing

Read Abstract +

Proceedings Article | 15 May 2014 Paper

Silicon-nitride waveguides for on-chip Raman spectroscopy

Pieter Wuytens, Frederic Peyskens, Ashim Dhakal, 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

Read Abstract +

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, P. Helin, S. Severi, P. Deshpande, R. Baets, P. Van Dorpe, K. Leyssens, F. Peyskens, A. Dhakal, L. Lagae

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

Read Abstract +

Proceedings Article | 8 March 2014 Paper

Mid-infrared nonlinear silicon photonics

Xiaoping Liu, Bart Kuyken, William M. Green, Richard Osgood, Roel Baets, Gunther Roelkens

Proceedings Volume 8990, 89900O (2014) https://doi.org/10.1117/12.2039524

KEYWORDS: Mid-IR, Silicon, Dispersion, Silicon photonics, Waveguides, Nonlinear optics, Nanophotonics, Raman spectroscopy, Optical amplifiers, Phase matching

Read Abstract +

Proceedings Article | 8 March 2014 Paper

Glucose sensing by means of silicon photonics

Ronny Bockstaele, Eva Ryckeboer, Nannicha Hattasan, Yannick De Koninck, Muhammad Muneeb, Steven Verstuyft, Danaë Delbeke, Wim Bogaerts, Gunther Roelkens, Roel Baets

Proceedings Volume 8989, 89890P (2014) https://doi.org/10.1117/12.2047366

KEYWORDS: Glucose, Spectrometers, Absorption, Silicon photonics, Silicon, Blood, Sensors, Photodiodes, Photonics, Waveguides

Read Abstract +

Proceedings Article | 31 January 2014 Paper

Mid-IR heterogeneous silicon photonics

Utsav Dave, Alban Gassenq, Nannicha Hattasan, Chen Hu, Bart Kuyken, Francois Leo, Aditya Malik, Muhammad Muneeb, Eva Ryckeboer, Sarah Uvin, Zeger Hens, Roel Baets, Yosuke Shimura, Federica Gencarelli, Benjamin Vincent, Roger Loo, Joris Van Campenhout, Laurent Cerutti, Jean-Baptiste Rodriguez, Eric Tournié, Xia Chen, Milos Nedeljkovic, Goran Mashanovich, Li Shen, Noel Healy, Anna Peacock, Xiaoping Liu, Richard Osgood, William Green, Gunther Roelkens

Proceedings Volume 8993, 899316 (2014) https://doi.org/10.1117/12.2041226

KEYWORDS: Silicon, Waveguides, Mid-IR, Silicon photonics, Absorption, Sensors, Spectrometers, Germanium, Semiconductor lasers, Photonic integrated circuits

Read Abstract +

Proceedings Article | 22 May 2013 Paper

ePIXfab: the silicon photonics platform

M. Fournier, T. Aalto, P. O'Brien, J. Pozo, L. Zimmermann, Pieter Dumon, Amit Khanna, Youssef Drissi, Roel Baets, Philippe Absil, D. M. Lo Cascio, J-M. Fédéli, L. Fulbert, B. Tillack, D. Deptuck, J. Xu, D. Gale

Proceedings Volume 8767, 87670H (2013) https://doi.org/10.1117/12.2020576

KEYWORDS: Silicon photonics, Computer aided design, Packaging, Photonics, Standards development, Device simulation, Prototyping, Microsystems, Semiconducting wafers, Etching

Read Abstract +

Proceedings Article | 14 March 2013 Paper

Experimental demonstration of a novel heterogeneously integrated III-V on Si microlaser

Rama Raj, Yannick De Koninck, Gunther Roelkens, Roel Baets, Fabrice Raineri, Alexandre Bazin

Proceedings Volume 8629, 862916 (2013) https://doi.org/10.1117/12.2003977

KEYWORDS: Silicon, Mirrors, Waveguides, Semiconductor lasers, Measurement devices, Laser damage threshold, Etching, Plasma etching, Finite-difference time-domain method, Optical pumping

Read Abstract +

Proceedings Article | 14 March 2013 Paper

Silicon-organic hybrid devices

L. Alloatti, D. Korn, J. Pfeifle, R. Palmer, C. Koos, W. Freude, J. Leuthold, S. Koeber, M. Baier, R. Schmogrow, Sebastian Diebold, P. Pahl, T. Zwick, H. Yu, W. Bogaerts, R. Baets, M. Fournier, J. Fedeli, R. Dinu

Proceedings Volume 8629, 86290P (2013) https://doi.org/10.1117/12.2005866

KEYWORDS: Silicon, Waveguides, Modulators, Modulation, Liquid crystals, Phase shifts, Nonlinear optics, Electrodes, Silicon photonics, Cladding

Read Abstract +

Proceedings Article | 6 March 2013 Paper

III-V/silicon photonic integrated circuits for communication and sensing applications

Gunther Roelkens, Shahram Keyvaninia, Stevan Stankovic, N. Hattasan, A. Gassenq, Yannick De Koninck, Samir Ghosh, Pauline Mechet, R. Baets, D. Van Thourhout, Martijn Tassaert, Thijs Spuesens, M. Muneeb, E. Ryckeboer

Proceedings Volume 8627, 862707 (2013) https://doi.org/10.1117/12.2001304

KEYWORDS: Silicon, Waveguides, Semiconductor lasers, Semiconducting wafers, Hybrid silicon lasers, Wafer bonding, Resonators, Photonic integrated circuits, Tunable lasers, Group III-V semiconductors

Read Abstract +

Proceedings Article | 6 March 2013 Paper

Spectroscopy-on-chip applications of silicon photonics

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

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

Read Abstract +

Proceedings Article | 22 February 2013 Paper

Silicon grating structures for optical fiber interfacing and III-V/silicon opto-electronic components

Gunther Roelkens, Diedrik Vermeulen, Yanlu Li, Yannick Deconinck, Dries Van Thourhout, Roel Baets, Muhammad Muneeb, Nannicha Hattasan, Eva Ryckeboer

Proceedings Volume 8633, 86330S (2013) https://doi.org/10.1117/12.2001289

KEYWORDS: Silicon, Waveguides, Diffraction gratings, Polarization, Interfaces, Optical fibers, Photonics, Silicon photonics, Mirrors, Single mode fibers

Read Abstract +

Proceedings Article | 2 February 2012 Paper

On-chip interrogation of a silicon-on-insulator microring resonator-based ethanol vapor sensor with an arrayed waveguide grating (AWG) spectrometer

Roel Baets, Wim Bogaerts, Zeger Hens, Nebiyu Yebo

Proceedings Volume 8264, 82640P (2012) https://doi.org/10.1117/12.907301

KEYWORDS: Sensors, Microrings, Resonators, Bioalcohols, Silicon, Waveguides, Spectroscopy, Gas sensors, Spectrum analysis, Light sources

Read Abstract +

Proceedings Article | 29 November 2011 Paper

A low-cost photonic biosensor built on a polymer platform

Xiuyou Han, Mingshan Zhao, Geert Morthier, Valérie Kodeck, Linghua Wang, Xigao Jian, Jun Ren, Roel Baets, Sandra Van Vlierberghe, Jie Teng

Proceedings Volume 8311, 831122 (2011) https://doi.org/10.1117/12.904188

KEYWORDS: Resonators, Polymers, Waveguides, Biosensors, Ultraviolet radiation, Refractive index, Optical biosensors, Fabrication, Biomedical optics, Microfluidics

Read Abstract +

Proceedings Article | 7 June 2011 Paper

Low dispersion integrated Michelson interferometer on silicon on insulator for optical coherence tomography

Gunay Yurtsever, Katarzyna Komorowska, Roel Baets

Proceedings Volume 8091, 80910T (2011) https://doi.org/10.1117/12.889920

KEYWORDS: Waveguides, Silicon, Dispersion, Optical coherence tomography, Polymers, Michelson interferometers, Cladding, Polymer multimode waveguides, Semiconducting wafers, Integrated photonics

Read Abstract +

Proceedings Article | 19 February 2011 Paper

Heterogeneously integrated microdisk lasers for optical interconnects and optical logic

Liu Liu, Rajesh Kumar, Erik-Jan Geluk, Philippe Regreny, Thijs Spuesens, Koen Huybrechts, Roel Baets, Tjibbe de Vries, Geert Morthier, Günther Roelkens, Dries Van Thourhout, Pauline Mechet

Proceedings Volume 7913, 791319 (2011) https://doi.org/10.1117/12.885749

KEYWORDS: Waveguides, Switching, Silicon, Optical interconnects, Optical logic, Continuous wave operation, Laser optics, Pulsed laser operation, Logic devices, Switches

Read Abstract +

Proceedings Article | 17 January 2011 Paper

Hybrid silicon lasers

Marco Lamponi, Yannick De Koninck, Günther Roelkens, Shahram Keyvaninia, Roel Baets, Martijn Tassaert, Stevan Stankovic, Dries Van Thourhout, Guanghua Duan

Proceedings Volume 7942, 79420D (2011) https://doi.org/10.1117/12.880089

KEYWORDS: Silicon, Waveguides, Semiconductor lasers, Semiconducting wafers, Hybrid silicon lasers, Laser resonators, Wafer bonding, Laser development, Adhesives, Reflectors

Read Abstract +

Proceedings Article | 23 February 2010 Paper

Integrated photonic circuit in silicon on insulator for Fourier domain optical coherence tomography

Wim Bogaerts, Gunay Yurtsever, Roel Baets, Pieter Dumon

Proceedings Volume 7554, 75541B (2010) https://doi.org/10.1117/12.841702

KEYWORDS: Optical coherence tomography, Silicon, Waveguides, Integrated photonics, Silicon photonics, Dispersion, Photonic integrated circuits, Michelson interferometers, Integrated circuit design, Integrated circuits

Read Abstract +

Proceedings Article | 3 December 2009 Paper

Low-power electro-optical switch based on a III-V microdisk cavity on a silicon-on-insulator circuit

Dries Van Thourhout, Günther Roelkens, Philippe Regreny, Richard Soref, Thijs Spuesens, Roel Baets, Liu Liu

Proceedings Volume 7631, 76310P (2009) https://doi.org/10.1117/12.851966

KEYWORDS: Switches, Switching, Silicon, Electro optics, Waveguides, Refractive index, Signal attenuation, Optical switching, Quantum wells, Chemical elements

Read Abstract +

Proceedings Article | 21 August 2009 Paper

Label-free biosensors on silicon-on-insulator optical chips

Katrien De Vos, Etienne Schacht, Roel Baets, Tom Claes, Jordi Girones, Peter Debackere, Peter Bienstman, Wout De Cort

Proceedings Volume 7397, 739710 (2009) https://doi.org/10.1117/12.825648

KEYWORDS: Resonators, Waveguides, Silicon, Refractive index, Sensors, Biosensors, Coating, Biosensing, Microrings, Surface plasmons

Read Abstract +

Proceedings Article | 21 August 2009 Paper

New wavelength-tuning method in optical ring resonators with liquid crystal cladding: exploiting the longitudinal E-field

Kristiaan Neyts, Richard James, Roel Baets, Jeroen Beeckman, F. Anibal Fernandez, Wout De Cort

Proceedings Volume 7414, 74140D (2009) https://doi.org/10.1117/12.825669

KEYWORDS: Liquid crystals, Waveguides, Silicon, Cladding, Resonators, Glasses, Molecules, Refractive index, Photonics, Dielectrics

Read Abstract +

Proceedings Article | 20 May 2009 Paper

Biodiesel sensing using silicon-on-insulator technologies

Meng Ling, Nebiyu Yebo, Dries Van Thourhout, Joost Brouckaert, Alvaro Casas Bedoya, Roel Baets

Proceedings Volume 7366, 73660D (2009) https://doi.org/10.1117/12.821508

KEYWORDS: Waveguides, Biodiesel, Silicon, Absorption, Spectroscopy, Biosensing, Sensors, Wave propagation, Biofuels, Optical design

Read Abstract +

Proceedings Article | 18 February 2009 Paper

Biosensors in silicon on insulator

Peter Bienstman, Jordi Girones, Peter Debackere, Tom Claes, Roel Baets, Katrien De Vos, Etienne Schacht

Proceedings Volume 7220, 72200O (2009) https://doi.org/10.1117/12.806608

KEYWORDS: Resonators, Waveguides, Silicon, Sensors, Refractive index, Biosensors, Surface plasmons, Interferometers, Microrings, Biosensing

Read Abstract +

Proceedings Article | 10 February 2009 Paper

Polymer wedge for perfectly vertical light coupling to silicon

D. Van Thourhout, R. Baets, S. Scheerlinck, J. Schrauwen

Proceedings Volume 7218, 72180B (2009) https://doi.org/10.1117/12.807558

KEYWORDS: Polymers, Silicon, Waveguides, Polymer multimode waveguides, Photorefractive polymers, Diffraction gratings, Etching, Ultraviolet radiation, Fiber couplers, Quartz

Read Abstract +

Proceedings Article | 10 February 2009 Paper

Interfacing optical fibers and high refractive index contrast waveguide circuits using diffractive grating couplers

S. Scheerlinck, F. Van Laere, G. Roelkens, T. Claes, P. Dumon, J. Schrauwen, R. Baets, D. Vermeulen, D. Taillaert, D. Van Thourhout, S. Selvaraja, W. Bogaerts

Proceedings Volume 7218, 721808 (2009) https://doi.org/10.1117/12.808909

KEYWORDS: Diffraction gratings, Waveguides, Optical fibers, Silicon, Photonic integrated circuits, Polarization, Refractive index, Fiber couplers, Interfaces, Gold

Read Abstract +

Proceedings Article | 18 November 2008 Paper

Compact optical modulator based on carrier induced gain of an InP/InGaAsP micro-disk cavity integrated on SOI

Philippe Regreny, Christian Seassal, Liu Liu, Richard Soref, Pedro Rojo-Romeo, Jean-Marc Fédéli, Roel Baets, Günther Roelkens, Dries Van Thourhout, Joris Van Campenhout

Proceedings Volume 7135, 71351I (2008) https://doi.org/10.1117/12.803085

KEYWORDS: Modulation, Waveguides, Silicon, Modulators, Optical modulators, Electrooptic modulators, Thermal optics, Absorption, Picosecond phenomena, Electro optics

Read Abstract +

Proceedings Article | 11 November 2008 Paper

Silicon nanophotonic waveguides and their applications

Wim Bogaerts, Gunther Roelkens, Shankar Kumar Selvaraja, Dries Van Thourhout, Liu Liu, Diedrik Vermeulen, Dirk Taillaert, Pieter Dumon, Joost Brouckaert, Roel Baets

Proceedings Volume 7134, 71341O (2008) https://doi.org/10.1117/12.803440

KEYWORDS: Waveguides, Silicon, Etching, Silicon photonics, Resonators, Nanophotonics, Sensors, Fiber couplers, Diffraction gratings, Brain-machine interfaces

Read Abstract +

Proceedings Article | 1 May 2008 Paper

Experimental verification of finesse enhancement scheme in two-ring resonator system

Mee-Koy Chin, Landobasa Tobing, Desmond Lim, Roel Baets, Pieter Dumon

Proceedings Volume 6996, 69960B (2008) https://doi.org/10.1117/12.780933

KEYWORDS: Waveguides, Resonators, Deep ultraviolet, Silicon, Resonance enhancement, Microrings, Lithography, Integrated optics, CMOS technology, Measurement devices

Read Abstract +

Proceedings Article | 1 May 2008 Paper

Building technology platforms and foundries for photonic integrated circuits in Europe

J.-M. Fedeli, R. Baets, L. Vanholme, D. Steyaert, A. Chelnokov, W. Bogaerts, P. Dumon

Proceedings Volume 6996, 69961D (2008) https://doi.org/10.1117/12.787029

KEYWORDS: Silicon photonics, Semiconducting wafers, Silicon, Packaging, Photonic integrated circuits, Prototyping, Photomasks, Sensors, Etching, Modulators

Read Abstract +

Proceedings Article | 1 May 2008 Paper

Nested-ring Mach-Zehnder interferometer in silicon-on-insulator

S. Darmawan, Y. M. Landobasa, P. Dumon, M. K. Chin, R. Baets

Proceedings Volume 6996, 69960P (2008) https://doi.org/10.1117/12.779475

KEYWORDS: Waveguides, Silicon, Finite-difference time-domain method, Mach-Zehnder interferometers, Resonators, Microrings, Feedback loops, Semiconducting wafers, Optical filters, Etching

Read Abstract +

Proceedings Article | 28 February 2008 Paper

III-V silicon heterogeneous integration for integrated transmitters and receivers

J. Van Campenhout, G. Roelkens, D. Van Thourhout, J. Brouckaert, R. Baets

Proceedings Volume 6896, 68960X (2008) https://doi.org/10.1117/12.760376

KEYWORDS: Silicon, Waveguides, Nanophotonics, Semiconductor lasers, Transmitters, Receivers, Semiconducting wafers, Electronic circuits, Etching, Optoelectronic devices

Read Abstract +

Proceedings Article | 26 February 2008 Paper

Electrically injected InP microdisk lasers integrated with nanophotonic SOI circuits

C. Seassal, R. Baets, P. Rojo-Romeo, J. Van Campenhout, D. Van Thourhout, J.-M. Fedeli, L. Di Cioccio, C. Lagahe, P. Regreny

Proceedings Volume 6898, 68980L (2008) https://doi.org/10.1117/12.767958

KEYWORDS: Waveguides, Nanophotonics, Pulsed laser operation, Performance modeling, Silicon, Absorption, Continuous wave operation, Laser bonding, Laser damage threshold, Doping

Read Abstract +

SPIE Journal Paper | 1 February 2008

Wavelength division multiplexing based optical backplane with arrayed waveguide grating passive router

E. Grivas, E. Kyriakis-Bitzaros, George Halkias, S. Katsafouros, Geert Morthier, Pieter Dumon, Roel Baets, T. Farell, Neil Ryan, Iain McKenzie, E. Armadillo

OE, Vol. 47, Issue 02, 025401, (February 2008) https://doi.org/10.1117/12.10.1117/1.2842380

KEYWORDS: Receivers, Wavelength division multiplexing, Switching, Transmitters, Field programmable gate arrays, Transponders, Polymers, Waveguides, Tunable lasers, Optical engineering

Read Abstract +

Proceedings Article | 26 October 2007 Paper

Analysis of linear and nonlinear photonic devices using eigenmode expansion

Mihai Ibanescu, John Joannopoulos, Peter Bienstman, Björn Maes, Roel Baets, Marin Soljačić

Proceedings Volume 6796, 67963B (2007) https://doi.org/10.1117/12.778957

KEYWORDS: Waveguides, Photonic crystals, Resonators, Switching, Photonic devices, Instrument modeling, Finite-difference time-domain method, Matrices, Waveguide modes, Wave propagation

Read Abstract +

Proceedings Article | 16 October 2007 Paper

Light extraction for a doubly resonant cavity organic LED: the RC2LED

Peter Bienstman, Roel Baets, Georg Gartner, Peter Vandersteegen, Saso Mladenovski, Kristiaan Neyts, Volker van Elsbergen

Proceedings Volume 6655, 665513 (2007) https://doi.org/10.1117/12.732524

KEYWORDS: Organic light emitting diodes, Light emitting diodes, Luminous efficiency, Refractive index, Glasses, OLED lighting, Internal quantum efficiency, Electroluminescence, Niobium, Interfaces

Read Abstract +

Proceedings Article | 2 July 2007 Paper

A thin foil optical strain gage based on silicon-on-insulator microresonators

R. Baets, J. Vlekken, D. Taillaert, W. Van Paepegem

Proceedings Volume 6619, 661914 (2007) https://doi.org/10.1117/12.738412

KEYWORDS: Sensors, Microresonators, Silicon, Resonators, Optical circuits, Integrated optics, Fiber Bragg gratings, Optical components, Resistance, Photonic integrated circuits

Read Abstract +

Proceedings Article | 26 February 2007 Paper

Employing a 2D surface grating to improve light out coupling of a substrate emitting organic LED

Roel Baets, Peter Bienstman, Steven Verstuyft, Angel Nieto, Peter Debackere, Kristiaan Neyts, Carl Van Buggenhout, Peter Vandersteegen

Proceedings Volume 6486, 64860H (2007) https://doi.org/10.1117/12.701344

KEYWORDS: Organic light emitting diodes, Light emitting diodes, Glasses, Microlens, Interfaces, Lenses, Refractive index, OLED lighting, Reflection, Natural surfaces

Read Abstract +

Proceedings Article | 12 February 2007 Paper

Integrated nanomechanical motion detection by means of optical evanescent wave coupling

D. Taillaert, L. Lagae, R. Baets, G. Borghs, I. De Vlaminck, D. Van Thourhout, J. Roels

Proceedings Volume 6464, 64640E (2007) https://doi.org/10.1117/12.700374

KEYWORDS: Waveguides, Resonators, Near field optics, Motion detection, Integrated optics, Photodetectors, Silicon, Signal detection, Evanescent wave coupling, Sensing systems

Read Abstract +

Proceedings Article | 12 February 2007 Paper

Optical biosensor based on silicon-on-insulator microring cavities for specific protein binding detection

Katrien De Vos, Etienne Schacht, Roel Baets, Peter Bienstman, Irene Bartolozzi

Proceedings Volume 6447, 64470K (2007) https://doi.org/10.1117/12.698875

KEYWORDS: Silicon, Proteins, Microrings, Refractive index, Molecules, Resonators, Atomic force microscopy, Optical biosensors, Biosensors, Ellipsometry

Read Abstract +

Proceedings Article | 9 February 2007 Paper

Si based waveguide and surface plasmon sensors

Peter Debackere, Roel Baets, Peter Bienstman, Dirk Taillaert, Katrien De Vos, Stijn Scheerlinck

Proceedings Volume 6477, 647719 (2007) https://doi.org/10.1117/12.702040

KEYWORDS: Sensors, Refractive index, Waveguides, Surface plasmons, Resonators, Silicon, Microrings, Gold, Biosensing, Proteins

Read Abstract +

Proceedings Article | 4 October 2006 Paper

Silicon nanophotonics using deep-UV lithography

F. Van Laere, D. Van Thourhout, W. Bogaerts, R. Baets, D. Taillaert, K. De Vos, P. Dumon, P. Bienstman

Proceedings Volume 6351, 63512M (2006) https://doi.org/10.1117/12.690594

KEYWORDS: Waveguides, Silicon, Mirrors, Fiber couplers, Connectors, Nanophotonics, Deep ultraviolet, Lithography, Biosensors, Gold

Read Abstract +

Proceedings Article | 20 April 2006 Paper

Nonlinear effects in ultrasmall silicon-on-insulator ring resonators

Geert Morthier, Wim Bogaerts, Pieter Dumon, Gino Priem, Dries Van Thourhout, Roel Baets

Proceedings Volume 6183, 61831A (2006) https://doi.org/10.1117/12.668249

KEYWORDS: Resonators, Silicon, Absorption, Dispersion, Bistability, Refractive index, Nonlinear optics, Kerr effect, Ultrafast phenomena, Photonics

Read Abstract +

Proceedings Article | 20 April 2006 Paper

Liquid crystal orientation on patterns etched in Silicon on Insulator

R. Baets, K. Neyts, H. Desmet

Proceedings Volume 6183, 61831Z (2006) https://doi.org/10.1117/12.668350

KEYWORDS: Liquid crystals, Silicon, Liquid crystal on silicon, Optical alignment, Molecules, Photonics, Glasses, Polarizers, Optical lithography, Waveguides

Read Abstract +

Proceedings Article | 18 April 2006 Paper

Compact and efficient fiber-to-waveguide grating couplers in InP-membrane

D. Taillaert, M. Ayre, R. Baets, F. Van Laere, D. Van Thourhout, T. Krauss

Proceedings Volume 6182, 61820W (2006) https://doi.org/10.1117/12.668232

KEYWORDS: Waveguides, Fiber couplers, Nanophotonics, Wafer bonding, Etching, Optical fibers, Optical communications, Optical design, Polarization, Optical networks

Read Abstract +

Proceedings Article | 3 March 2006 Paper

2D parallel optical interconnects between CMOS ICs

O. Rits, R. Bockstaele, R. Baets, Richard Annen, Francois Marion, M. De Wilde, Martin Bossard, G. Roelkens

Proceedings Volume 6124, 61240L (2006) https://doi.org/10.1117/12.652108

KEYWORDS: Optical interconnects, Receivers, Vertical cavity surface emitting lasers, Photodiodes, Integrated optics, Digital electronics, Analog electronics, Silicon, Electro optics, Optoelectronics

Read Abstract +

Proceedings Article | 1 March 2006 Paper

Heterogenous integration of InP/InGaAsP photodetectors onto ultracompact silicon-on-insulator waveguide circuits

Roel Baets, Wim Bogaerts, Dries Van Thourhout, Pieter Dumon, Dirk Taillaert, Günther Roelkens, Richard Nötzel, Joost Brouckaert

Proceedings Volume 6125, 61250K (2006) https://doi.org/10.1117/12.645587

KEYWORDS: Waveguides, Silicon, Wafer bonding, Photodetectors, Semiconducting wafers, Oxides, Optical interconnects, Resonators, Indium gallium arsenide, Interfaces

Read Abstract +

Proceedings Article | 6 October 2005 Paper

Nonlinear lattice model for self-localized waveguides in nonlinear photonic crystals

Björn Maes, Guy Van der Sande, Irina Veretennicoff, Jan Danckaert, Roel Baets, Peter Bienstman

Proceedings Volume 5949, 59490M (2005) https://doi.org/10.1117/12.623032

KEYWORDS: Photonic crystals, Waveguides, Wave propagation, Solitons, Dielectrics, Refractive index, Kerr effect, Complex systems, Nonlinear crystals, Dispersion

Read Abstract +

Proceedings Article | 30 September 2005 Paper

Silicon-on-insulator nanophotonics

Dries Van Thourhout, Pieter Dumon, Johan Wouters, Roel Baets, Bert Luyssaert, Stephan Beckx, Vincent Wiaux, Patrick Jaenen, Dirk Taillaert, Wim Bogaerts

Proceedings Volume 5956, 59560R (2005) https://doi.org/10.1117/12.624493

KEYWORDS: Waveguides, Photonic crystals, Nanophotonics, Silicon, Resonators, Oxides, Lithography, Polarization, Etching, Refractive index

Read Abstract +

Proceedings Article | 30 August 2005 Paper

Measured radiation sensitivity of silica-on-silicon and silicon-on-insulator micro-photonic devices for potential space application

Roman Kappeler, Daniel Barros, Dominic Doyle, Roel Baets, Pieter Dumon, Iain McKenzie

Proceedings Volume 5897, 58970D (2005) https://doi.org/10.1117/12.617024

KEYWORDS: Waveguides, Resonators, Silicon, Refractive index, Photonic integrated circuits, Optical filters, Radiation effects, Space operations, Control systems, Photonics

Read Abstract +

Proceedings Article | 15 September 2004 Paper

Low-loss photonic wires and compact ring resonators in silicon-on-insulator

Stephan Beckx, Roel Baets, Pieter Dumon, Wim Bogaerts, Vincent Wiaux, Johan Wouters, Joris Van Campenhout

Proceedings Volume 5450, (2004) https://doi.org/10.1117/12.548266

KEYWORDS: Resonators, Waveguides, Silicon, Wave propagation, Polarization, Photonic crystals, Silica, Dispersion, Lithography, Photonic integrated circuits

Read Abstract +

Proceedings Article | 9 September 2004 Paper

Subwavelength detection with waveguides in optical recording

Silvania Pereira, Joseph Braat, Frederik Fransoo, Roel Baets, Dries van Thourhout, Sami Musa

Proceedings Volume 5380, (2004) https://doi.org/10.1117/12.556800

KEYWORDS: Waveguides, Signal detection, Optical recording, Phase measurement, Near field optics, Spatial frequencies, Diffraction, Optical discs, Integrated optics, Near field

Read Abstract +

Proceedings Article | 8 September 2004 Paper

A parallel optical interconnect link with on-chip optical access

Eric van den Berg, Hannes Lambrecht, Olivier Rits, Michaela Klemenc, Johan De Baets, Sven Eitel, Reto Fries, Gilles Widawski, Jacques Goudeau, Peter Van Daele, Francois Marion, Julien Routin, Baudouin Bareel, Peter Straub, Richard Annen, Jan Van Campenhout, Wim Meeus, Ronny Bockstaele, Patrick Le Moine, Michiel De Wilde, Roel Baets, Jan Van Koetsem

Proceedings Volume 5453, (2004) https://doi.org/10.1117/12.545490

KEYWORDS: Vertical cavity surface emitting lasers, Optical interconnects, Sensors, Connectors, Waveguides, Interfaces, Polymer optical fibers, Optoelectronics, Information operations, Packaging

Read Abstract +

Proceedings Article | 20 October 2003 Paper

Large-scale production techniques for photonic nanostructures

Johan Wouters, Pieter Dumon, Roel Baets, Joris Van Campenhout, Wim Bogaerts, Dirk Taillaert, Bert Luyssaert, Stephan Beckx, Dries Van Thourhout, Vincent Wiaux

Proceedings Volume 5225, (2003) https://doi.org/10.1117/12.503665

KEYWORDS: Photonic crystals, Waveguides, Silicon, Etching, Oxides, Lithography, Nanophotonics, Deep ultraviolet, Semiconducting wafers, Photomasks

Read Abstract +

Proceedings Article | 25 July 2003 Paper

Multilongitudinal mode rate equation model for diode lasers

Jean-Pierre Vilcot, Roel Baets, Alberto Barsella, Geert Morthier, Mirvais Yousefi, Stefan McMurtry, Daan Lenstra

Proceedings Volume 4986, (2003) https://doi.org/10.1117/12.480089

KEYWORDS: Semiconductor lasers, Fabry–Perot interferometers, Photons, Diffusion, Instrument modeling, Laser development, Picosecond phenomena, Switching, Laser damage threshold, Hole burning spectroscopy

Read Abstract +

Proceedings Article | 25 July 2003 Paper

Understanding the twin stripe diode laser: a multimode perspective

Geert Morthier, Jean-Pierre Vilcot, Mirvais Yousefi, Daan Lenstra, Roel Baets, Stefan McMurtry, Alberto Barsella

Proceedings Volume 4986, (2003) https://doi.org/10.1117/12.480090

KEYWORDS: Semiconductor lasers, Instrument modeling, Calibration, Physics, Fabry–Perot interferometers, Electrodes, Data modeling, Information technology, Oscillators, Consumer electronics

Read Abstract +

Proceedings Article | 3 July 2003 Paper

Resonant-cavity light-emitting diodes: a review

Ronny Bockstaele, Peter Bienstman, Danae Delbeke, Roel Baets

Proceedings Volume 4996, (2003) https://doi.org/10.1117/12.476588

KEYWORDS: Mirrors, Light emitting diodes, Interfaces, Gallium arsenide, Absorption, Fabry–Perot interferometers, Quantum wells, Semiconductors, Reflectivity, Phase only filters

Read Abstract +

Proceedings Article | 15 April 2003 Paper

Excimer-laser-ablation-based microlens fabrication for optical fiber coupling purposes

Peter Van Daele, Roel Baets, Kris Naessens

Proceedings Volume 4941, (2003) https://doi.org/10.1117/12.468390

KEYWORDS: Microlens, Laser ablation, Polymers, Excimer lasers, Connectors, Optical fibers, Fabrication, Tolerancing, Optoelectronics, Microlens array

Read Abstract +

Proceedings Article | 15 April 2003 Paper

Circuit-level simulation approach to analyze system-level behavior of VCSEL-based optical interconnects

Olivier Rits, Ronny Bockstaele, Michiel De Wilde, Roel Baets, Jan Van Campenhout

Proceedings Volume 4942, (2003) https://doi.org/10.1117/12.471929

KEYWORDS: Vertical cavity surface emitting lasers, Computer aided design, Optical interconnects, Device simulation, Data modeling, Optical design, Waveguides, Analog electronics, Monte Carlo methods, Photodetectors

Read Abstract +

Proceedings Article | 11 March 2003 Paper

Simple-to-fabricate and highly efficient spot-size converters using antiresonant reflecting optical waveguides

Manuel Lopez-Amo, Steven Verstuyft, Roel Baets, Candido Aramburu, Kurt De Mesel, Peter Van Daele, Marko Galarza, Ingrid Moerman

Proceedings Volume 4947, (2003) https://doi.org/10.1117/12.470176

KEYWORDS: Waveguides, Etching, Tolerancing, Single mode fibers, Optical simulations, Fiber lasers, Optical alignment, Semiconductor lasers, Fiber couplers, Photonic integrated circuits

Read Abstract +

Proceedings Article | 11 March 2003 Paper

Grating-assisted resonant-cavity LEDs: toward thin film devices for heterogeneous integration

Danae Delbeke, Steven Verstuyft, Roel Baets, Ilse Christiaens, Karuna Ghawana

Proceedings Volume 4947, (2003) https://doi.org/10.1117/12.471984

KEYWORDS: Light emitting diodes, Thin films, Thin film devices, Gallium arsenide, Interfaces, Semiconductors, Holography, Mirrors, Etching, Scanning electron microscopy

Read Abstract +

Proceedings Article | 12 June 2002 Paper

Role of longitudinal mode dynamics in laterally coupled lasers

Roel Baets, Geert Morthier, Mirvais Yousefi, Daan Lenstra, Alberto Barsella

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470539

KEYWORDS: Semiconductor lasers, Laser stabilization, Laser damage threshold, Physics, Objectives, Laser applications, Switching, Beam shaping, Optical isolators, Fabry–Perot interferometers

Read Abstract +

Proceedings Article | 6 June 2002 Paper

Electrically pumped grating-assisted resonant-cavity light-emitting diodes

Danae Delbeke, Roel Baets, Carl Sys, Peter Van Daele, Ingrid Moerman

Proceedings Volume 4641, (2002) https://doi.org/10.1117/12.469215

KEYWORDS: Waveguides, Light emitting diodes, Polarization, Interfaces, Solids, Mirrors, Semiconductors, Wave propagation, External quantum efficiency, Gallium arsenide

Read Abstract +

Proceedings Article | 25 February 2002 Paper

Laser-ablation-based technique for flexible fabrication of microlenses in polymer materials

Peter Van Daele, Kris Naessens, Roel Baets

Proceedings Volume 4426, (2002) https://doi.org/10.1117/12.456880

KEYWORDS: Laser ablation, Polymers, Microlens, Fabrication, Excimer lasers, Optoelectronics, Photomasks, Control systems, Pulsed laser operation, Assembly equipment

Read Abstract +

Proceedings Article | 13 December 2001 Paper

Demonstrating optoelectronic interconnect in a FPGA-based prototype system using flip-chip mounted 2D arrays of optical components and 2D POF-ribbon arrays as optical pathways

Jan Van Campenhout, Marnik Brunfaut, Paul Heremans, Hans Melchior, Richard Annen, Jan Van Koetsem, Bjorn Wittman, Jonathan Hall, Hugo Thienpont, Patrick Zenklusen, Wim Meeus, Roel Baets, Luc Vanwassenhove, Andreas Neyer, Roger King, Ronny Bockstaele

Proceedings Volume 4455, (2001) https://doi.org/10.1117/12.450437

KEYWORDS: Field programmable gate arrays, Optoelectronics, Receivers, Vertical cavity surface emitting lasers, Clocks, Optical arrays, Phase only filters, Light emitting diodes, Logic, Optical components

Read Abstract +

Proceedings Article | 18 December 2000 Paper

Application and control of widely tunable lasers in HD WDM networks

Yuzo Yoshikuni, Gavin Mulvihill, Bjoern Broberg, Geert Morthier, Gert Sarlet, Jens Buus, Roel Baets, Andre Mlonyeni, S. Borley, Aasmund Sudbo, Ronan O'Dowd, John Rawsthorne, Pierre-Jean Rigole, Hiromu Ishii, P. Zouganeli

Proceedings Volume 4111, (2000) https://doi.org/10.1117/12.422169

KEYWORDS: Tunable lasers, Switching, Transmitters, Modulation, Calibration, Feedback control, Wavelength division multiplexing networks, Receivers, Modulators, Optical filters

Read Abstract +

Proceedings Article | 6 November 2000 Paper

Microgroove fabrication with excimer laser ablation techniques for optical fiber array alignment purposes

Luc Vanwassenhove, Steven Verstuyft, Peter Van Daele, Thierry Coosemans, An Van Hove, Kris Naessens, Roel Baets

Proceedings Volume 4088, (2000) https://doi.org/10.1117/12.405724

KEYWORDS: Phase only filters, Laser ablation, Optical alignment, Polymethylmethacrylate, Optical fibers, Connectors, Excimer lasers, Optical arrays, Optical interconnects, Prototyping

Read Abstract +

Proceedings Article | 7 June 2000 Paper

Fabrication of microgrooves with excimer laser ablation techniques for plastic optical fiber array alignment purposes

Steven Verstuyft, Thierry Coosemans, Heidi Ottevaere, Kris Naessens, Peter Van Daele, Roel Baets, An Van Hove, Luc Vanwassenhove

Proceedings Volume 3933, (2000) https://doi.org/10.1117/12.387568

KEYWORDS: Laser ablation, Optical alignment, Connectors, Excimer lasers, Polymers, Optical fibers, Photomasks, Phase only filters, Cameras, Polymethylmethacrylate

Read Abstract +

Proceedings Article | 24 May 2000 Paper

Optical area I/O enhanced FPGA with 256 optical channels per chip

Marnik Brunfaut, Richard Annen, Hugo Thienpont, Patrick Zenklusen, Paul Heremans, Andreas Neyer, Jan Van Campenhout, Roger King, Jonathan Hall, Roel Baets, Jo Depreitere, Jan Van Koetsem, Luc Vanwassenhove, Bjoern Wittmann, Ronny Bockstaele, Wim Meeus, Hans Melchior

Proceedings Volume 4089, (2000) https://doi.org/10.1117/12.386899

KEYWORDS: Field programmable gate arrays, Logic, Optical interconnects, Optoelectronics, Receivers, Sensors, Oscillators, Channel projecting optics, Optical components, Phase only filters

Read Abstract +

Proceedings Article | 27 April 2000 Paper

MT-compatible red VCSEL module for parallel optical interconnections

An Van Hove, Bart Dhoedt, Koen Van de Putte, Kris Naessens, Peter Van Daele, Roel Baets

Proceedings Volume 3952, (2000) https://doi.org/10.1117/12.384392

KEYWORDS: Phase only filters, Vertical cavity surface emitting lasers, Connectors, Interfaces, Channel projecting optics, Optics manufacturing, Optical alignment, Manufacturing, Optical interconnects, Polymer optical fibers

Read Abstract +

Proceedings Article | 17 April 2000 Paper

4-mW microcavity LED at 650 nm on germanium substrates

Danae Delbeke, Roel Baets, Mark D'Hondt, Peter Van Daele, Ingrid Moerman, Prasanta Modak, Piet Demeester, Paul Mijlemans

Proceedings Volume 3938, (2000) https://doi.org/10.1117/12.382838

KEYWORDS: Light emitting diodes, Germanium, Semiconducting wafers, Gallium arsenide, Interfaces, Quantum wells, Packaging, Calibration, Resistance, Semiconductors

Read Abstract +

Proceedings Article | 17 April 2000 Paper

Substrate-removed 850-nm RCLEDs and small core (63/125 um) plastic optical fibers for optical data communication

An Van Hove, Kris Naessens, Luc Vanwassenhove, Joff Derluyn, Ingrid Moerman, Thierry Coosemans, Ronny Bockstaele, Roel Baets, Peter Van Daele

Proceedings Volume 3938, (2000) https://doi.org/10.1117/12.382827

KEYWORDS: Phase only filters, Polymer optical fibers, Polymethylmethacrylate, Light emitting diodes, Data communications, Laser ablation, Absorption, Glasses, Sensors, Mirrors

Read Abstract +

Proceedings Article | 24 May 1999 Paper

Dynamics of microcavity light emitters

John Hegarty, Thomas Aherne, Peter Van Daele, Ingrid Moerman, Brendan Roycroft, Roel Baets

Proceedings Volume 3611, (1999) https://doi.org/10.1117/12.349254

KEYWORDS: Optical microcavities, Light emitting diodes, Mirrors, Modulation, Quantum efficiency, External quantum efficiency, Telecommunications, Gallium arsenide, Gold, Packaging

Read Abstract +

Proceedings Article | 14 April 1999 Paper

Realization of highly efficient and high-speed resonant cavity LED for coupling to plastic optical fibers

Carl Sys, An Van Hove, Ingrid Moerman, Luc Vanwassenhove, Ronny Bockstaele, Thierry Coosemans, Roel Baets, Peter Van Daele, Bart Dhoedt

Proceedings Volume 3621, (1999) https://doi.org/10.1117/12.344481

KEYWORDS: Mirrors, Phase only filters, Light emitting diodes, Quantum efficiency, Metals, Optical microcavities, Gallium arsenide, Resistance, Indium gallium arsenide, Vertical cavity surface emitting lasers

Read Abstract +

Proceedings Article | 4 December 1998 Paper

Static and dynamic response of a novel optical decision circuit

Roel Baets, Geert Morthier, Jinying Sun

Proceedings Volume 3491, (1998) https://doi.org/10.1117/12.328740

KEYWORDS: Optical circuits, Phase shifts, Interferometers, Integrated optics, Optical amplifiers, Optical communications, Telecommunications, Signal attenuation, Semiconductor optical amplifiers, Mach-Zehnder interferometers

Read Abstract +

Proceedings Article | 13 October 1998 Paper

Preliminary results on high-total-dose testing of semiconductor photonic sources: a comparison of VCSELs and resonant-cavity LEDs

Hugo Thienpont, Ronny Bockstaele, Peter Van Daele, Roel Baets, Benoit Brichard, Bart Dhoedt, Irina Veretennicoff, Peter Bienstman, Alexis de la Fuente, Ingrid Moerman, Frans Vos, Jan Jonsson, Francis Berghmans, Carl Sys, Marc Decreton, Guy Verschaffelt, Simon Coenen

Proceedings Volume 3440, (1998) https://doi.org/10.1117/12.326698

KEYWORDS: Vertical cavity surface emitting lasers, Light emitting diodes, Optical microcavities, Gamma radiation, Semiconductors, Bismuth, Quantum efficiency, Radiation effects, Aluminum, Temperature metrology

Read Abstract +

Proceedings Article | 21 September 1998 Paper

Guided-wave versus free-space pathways for optical intra-multichip-module interconnects: performance simulations and design rules

Patrik Tuteleers, Pedro Vynck, Roel Baets, Valerie Baukens, Heidi Ottevaere, Irina Veretennicoff, Maria Kufner, Hugo Thienpont, Bart Dhoedt, Guy Verschaffelt, Stefan Kufner

Proceedings Volume 3482, (1998) https://doi.org/10.1117/12.321986

KEYWORDS: Polymer optical fibers, Receivers, Free space optics, Vertical cavity surface emitting lasers, Optical interconnects, Geometrical optics, Sensors, Integrated optics, Optical fibers, Bridges

Read Abstract +

Proceedings Article | 22 May 1998 Paper

Performance simulations of optical multichip-module interconnects: comparing guided-wave and free-space pathways

Stefan Kufner, Guy Verschaffelt, Roel Baets, Maria Kufner, Ronny Bockstaele, Hugo Thienpont, Bart Dhoedt, Patrik Tuteleers, Heidi Ottevaere, Pedro Vynck, Irina Veretennicoff, Valerie Baukens

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308978

KEYWORDS: Polymer optical fibers, Receivers, Vertical cavity surface emitting lasers, Free space optics, Optical interconnects, Optical simulations, Sensors, Optical fibers, Device simulation, Integrated optics

Read Abstract +

Proceedings Article | 22 May 1998 Paper

Technologies for optical interconnects between CMOS ICs

Sophie Mennerat, Bart Dhoedt, Roel Baets, Sylvain Paineau, Paul Heremans

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308873

KEYWORDS: Optical interconnects, Silicon, Sensors, CMOS technology, Vertical cavity surface emitting lasers, Free space optics, Optoelectronic devices, Geometrical optics, Glasses, Diffractive optical elements

Read Abstract +

Proceedings Article | 22 May 1998 Paper

Microcavity LED-based parallel data link using small-diameter (125-um) plastic optical fibers

Ingrid Moerman, Ronny Bockstaele, Jan Van Koetsem, Thierry Coosemans, An Van Hove, Peter Van Daele, Carl Sys, L. Van der Torren, Roel Baets, Bart Dhoedt

Proceedings Volume 3490, (1998) https://doi.org/10.1117/12.308946

KEYWORDS: Phase only filters, Glasses, Light emitting diodes, Optical microcavities, Polishing, Tolerancing, Optical fibers, Connectors, Polymers, Optical alignment

Read Abstract +

Proceedings Article | 1 February 1998 Paper

Portable device for in-situ recording of reflection holograms with diode lasers

Pierre Boone, Ventseslav Sainov, Roel Baets, Erik Stijns, Huu Thanh Nguyen, P. Verhoeven, Tsveta Petrova, Hugo Thienpont, B. Verhegghe, Ben Depuydt, Irina Veretennicoff, Joris Degrieck, Carel van den Poel, Adriaan Valster, Aneta Dimitrova

Proceedings Volume 3358, (1998) https://doi.org/10.1117/12.301501

KEYWORDS: Holography, Holograms, Diffraction, Semiconductor lasers, Visualization, Fractal analysis, 3D modeling, Photonics, Bridges, Tungsten

Read Abstract +

Proceedings Article | 4 April 1997 Paper

Planar substrate-emitting-microcavity light-emitting diodes with 20% external QE

Roel Baets, Piet Demeester, Johan Blondelle, Hans De Neve, Peter Van Daele, Gustaaf Borghs

Proceedings Volume 3002, (1997) https://doi.org/10.1117/12.271047

KEYWORDS: Quantum efficiency, Light emitting diodes, Optical microcavities, Quantum wells, Indium gallium arsenide, Epoxies, Mirrors, Interfaces, GRIN lenses, Reflectors

Read Abstract +

SPIE Journal Paper | 1 January 1997

Discussion of the solid angle aperture in rectangular multimode step-index waveguides

David Israel, Roel Baets

OE, Vol. 36, Issue 01, (January 1997) https://doi.org/10.1117/12.10.1117/1.601170

KEYWORDS: Waveguides, Solids, Geometrical optics, Wave propagation, Refractive index, Cladding, Computer simulations, Reflection, Beam propagation method, Information technology

Proceedings Article | 27 December 1996 Paper

Novel polarization sensitive optoelectronic switching device for optical information processing

Christel Van de Poel, Roel Baets, Michael Peeters, Jan Danckaert, Irina Veretennicoff, Boris Ryvkin, Bart Dhoedt, Hugo Thienpont

Proceedings Volume 2969, (1996) https://doi.org/10.1117/12.262557

KEYWORDS: Polarization, Switching, Mirrors, Reflectivity, Optoelectronics, Power supplies, Switches, Fabry–Perot interferometers, Resonators, Optical signal processing

Read Abstract +

Proceedings Article | 1 May 1996 Paper

Quantum electrodynamic theory and modeling of light emission in vertical cavity devices

Daan Lenstra, Bart Demeulemaere, Roel Baets

Proceedings Volume 2693, (1996) https://doi.org/10.1117/12.238954

KEYWORDS: Quantum wells, Electromagnetism, Maxwell's equations, Mirrors, Quantum electrodynamics, Instrument modeling, Photons, Polarization, Quantum physics, Light emitting diodes

Read Abstract +

Proceedings Article | 25 March 1996 Paper

Recording and copying of reflection holograms with a semiconductor laser

Roel Baets, Adriaan Valster, P. Verhoeven, Tsveta Petrova, Irina Veretennicoff, Carel van den Poel, Ventseslav Sainov, Aneta Dimitrova, Huu Thanh Nguyen, Pierre Boone

Proceedings Volume 2652, (1996) https://doi.org/10.1117/12.236075

KEYWORDS: Holography, Holograms, Semiconductor lasers, Diffraction, 3D image reconstruction, Silver, Reflection, Coating, Visible radiation, Photography

Read Abstract +

Proceedings Article | 20 March 1996 Paper

Emitters for optical interconnection

Johan Blondelle, Ingrid Moerman, Hans De Neve, P. Van Dasele, Piet Demeester, Frank Vermaerke, Luc Vanwassenhove, Roel Baets, Bart Dhoedt

Proceedings Volume 2692, (1996) https://doi.org/10.1117/12.235856

KEYWORDS: Optical interconnects, Light emitting diodes, Lenses, Laser damage threshold, Optical microcavities, Gallium arsenide, Fiber lasers, Laser processing, Reliability, Quantum wells

Read Abstract +

Proceedings Article | 25 August 1994 Paper

Design of adiabatic tapers for high-contrast step index waveguides

Jan Willems, Jan Haes, Roel Baets

Proceedings Volume 2212, (1994) https://doi.org/10.1117/12.185165

KEYWORDS: Waveguides, Wave propagation, Beam propagation method, Cladding, Refractive index, Modeling, Semiconductors, Integrated optics, Laser optics, Waveguide modes

Read Abstract +

Proceedings Article | 1 December 1991 Paper

Optically nonlinear polymeric devices

Winfried Horsthuis, Berend Hendriksen, E. van Tomme, Christian Brot, Christian Duchet, Roel Baets, John Mellor, Frank Suyten, J. Copeland, Hans Mertens, Peter Van Daele, Mart Diemeer, Pascal Fabre, Gustaaf Moehlmann

Proceedings Volume 1560, (1991) https://doi.org/10.1117/12.50740

KEYWORDS: Switches, Switching, Electro optics, Electrodes, Nonlinear optics, Polymers, Organic materials, Acquisition tracking and pointing, Information operations, Waveguides

Read Abstract +

Showing 5 of 115 publications

Proceedings Volume Editor (4)

SPIE Conference Volume | 25 May 2022

Integrated Photonics Platforms II

SPIE Conference Volume | 8 June 2020

Integrated Photonics Platforms: Fundamental Research, Manufacturing and Applications

SPIE Conference Volume | 24 August 2018

Silicon Photonics: From Fundamental Research to Manufacturing

SPIE Conference Volume | 11 March 2003

Laser Diodes, Optoelectronic Devices, and Heterogenous Integration

Conference Committee Involvement (19)

Integrated Photonics Platforms III

7 April 2024 | Strasbourg, France

Integrated Optics: Design, Devices, Systems, and Applications VII

24 April 2023 | Prague, Czech Republic

Integrated Photonics Platforms II

4 April 2022 | Strasbourg, France

Integrated Optics: Design, Devices, Systems and Applications VI

19 April 2021 | Online Only, Czech Republic

Integrated Photonics Platforms: Fundamental Research, Manufacturing and Applications

6 April 2020 | Online Only, France

Integrated Optics: Design, Devices, Systems and Applications

1 April 2019 | Prague, Czech Republic

Silicon Photonics: from Fundamental Research to Manufacturing

23 April 2018 | Strasbourg, France

Integrated Optics: Physics and Simulations

24 April 2017 | Prague, Czech Republic

Integrated Optics: Physics and Simulations

13 April 2015 | Prague, Czech Republic

Integrated Optics: Physics and Simulations

17 April 2013 | Prague, Czech Republic

Passive Components and Fiber-Based Devices

2 November 2007 | Wuhan, China

Photonic Materials, Devices, and Applications

2 May 2007 | Maspalomas, Gran Canaria, Spain

Metamaterials

16 April 2007 | Prague, Czech Republic

Passive Components and Fiber-based Devices III

5 September 2006 | Gwangju, South Korea

Photonic Crystal Materials and Devices

3 April 2006 | Strasbourg, France

Passive Components and Fiber-based Devices II

7 November 2005 | Shanghai, China

Photonic Materials, Devices, and Applications

9 May 2005 | Sevilla, Spain

Photonic Crystal Materials and Nanostructures

27 April 2004 | Strasbourg, France

Optoelectronic Devices and Heterogenous Integration

31 October 2002 | Bruges, Belgium

Showing 5 of 19 Conference Committees

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years