Prof. Lech Wosinski Profile

Prof. Lech Wosinski

Professor emeritus at KTH Royal Institute of Technology

SPIE Involvement:

Author

Publications (32)

Proceedings Article | 17 May 2017 Paper

Nanophotonics and hybrid plasmonics: different technologies and applications

Lech Wosinski, Xu Sun, Lars Thylén

Proceedings Volume 10242, 1024202 (2017) https://doi.org/10.1117/12.2268555

KEYWORDS: Optical sensing, Plasmonics, Nanophotonics, Integrated optics, Waveguides, Silicon, Optical communications, Optical interconnects, Refractive index, Metals, Technologies and applications

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Proceedings Article | 7 May 2013 Paper

Low-power nanophotonics: material and device technology

Lars Thylén, Petter Holmstrom, Lech Wosinski, Sebastian Lourdudoss

Proceedings Volume 8781, 87810Q (2013) https://doi.org/10.1117/12.2018893

KEYWORDS: Silicon, Switches, Nanophotonics, Plasmonics, Switching, Waveguides, Photonics, Modulators, Modulation, Electronics

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Proceedings Article | 7 May 2013 Paper

Hybrid plasmonic microdisk resonators for optical interconnect applications

Fei Lou, Lars Thylen, Lech Wosinski

Proceedings Volume 8781, 87810X (2013) https://doi.org/10.1117/12.2017108

KEYWORDS: Plasmonics, Waveguides, Resonators, Plasmonic waveguides, Wave propagation, Finite-difference time-domain method, Silicon, Silica, Gold, Scanning electron microscopy

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Proceedings Article | 6 March 2013 Paper

Very-low-power and footprint integrated photonic modulators and switches for ICT

Lars Thylén, Petter Holmström, Lech Wosinski

Proceedings Volume 8628, 862805 (2013) https://doi.org/10.1117/12.2006348

KEYWORDS: Switches, Modulators, Plasmonics, Switching, Modulation, Waveguides, Polymers, Integrated photonics, Photonics, Nanophotonics

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Proceedings Article | 2 February 2012 Paper

Advanced silicon device technologies for optical interconnects

Lech Wosinski, Zhechao Wang, Fei Lou, Daoxin Dai, Sebastian Lourdudoss, Lars Thylen

Proceedings Volume 8265, 826506 (2012) https://doi.org/10.1117/12.909919

KEYWORDS: Silicon, Waveguides, Optical interconnects, Silicon photonics, Semiconducting wafers, Diffraction gratings, Photonics, Silica, Photonic integrated circuits, Modulators

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Proceedings Article | 28 November 2011 Paper

Transmission characteristics of a novel grating assisted microring

Fei Lou, Xinliang Zhang, Lech Wosinski

Proceedings Volume 8308, 83080A (2011) https://doi.org/10.1117/12.904200

KEYWORDS: Microrings, Waveguides, Transparency, Roentgenium, Modulation, Fiber Bragg gratings, Optoelectronics, Fabry–Perot interferometers, Silicon, Switching

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Proceedings Article | 12 February 2011 Paper

Silicon-on-insulator nanopillar-array optical sensor

Tao Xu, Michelle Xu, Ning Zhu, Priyadarshini Kumari, Lech Wosinski, Stewart Aitchison, Harry Ruda

Proceedings Volume 7908, 79080O (2011) https://doi.org/10.1117/12.874099

KEYWORDS: Optical microcavities, Refractive index, Coating, Silicon, Sensors, Optical sensors, Finite-difference time-domain method, Silica, Semiconducting wafers, Waveguides

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Proceedings Article | 7 January 2011 Paper

InP lateral overgrowth technology for silicon photonics

Zhechao Wang, Carl Junesand, Wondwosen Metaferia, Chen Hu, Sebastian Lourdudoss, Lech Wosinski

Proceedings Volume 7987, 798706 (2011) https://doi.org/10.1117/12.887973

KEYWORDS: Silicon, Photomasks, Silicon photonics, Scanning electron microscopy, Silica, Double patterning technology, Semiconducting wafers, Photonics, Epitaxial lateral overgrowth, Oxides

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Proceedings Article | 12 February 2010 Paper

InP overgrowth on SiO2 for active photonic devices on silicon

Carl Junesand, Zhechao Wang, Lech Wosinski, Sebastian Lourdudoss

Proceedings Volume 7606, 760602 (2010) https://doi.org/10.1117/12.841181

KEYWORDS: Silicon, Photomasks, Silica, Waveguides, Semiconducting wafers, Silicon photonics, Atomic force microscopy, Photonic devices, Crystals, Wafer bonding

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Proceedings Article | 2 December 2009 Paper

Bragg grating-assisted optical triplexer using two silicon nanowire-based directional couplers

Ning Zhu, Zhechao Wang, Lech Wosinski, Sailing He

Proceedings Volume 7630, 76300W (2009) https://doi.org/10.1117/12.851132

KEYWORDS: Silicon, Fiber Bragg gratings, Directional couplers, Modulation, Nanophotonics, Optical design, Photonics, Waveguides, Refractive index, Silica

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Proceedings Article | 26 November 2009 Paper

Experimental demonstration of an ultracompact polarization beam splitter based on a bidirectional grating coupler

Zhechao Wang, Yongbo Tang, Ning Zhu, Lech Wosinski, Daoxin Dai, Urban Westergren, Sailing He

Proceedings Volume 7631, 763103 (2009) https://doi.org/10.1117/12.851621

KEYWORDS: Polarization, Photonics, Beam splitters, Silicon, Waveguides, Diffraction gratings, Etching, Electron beam lithography, Optical design, Refractive index

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Proceedings Article | 11 November 2008 Paper

Total internal reflection type echelle grating demultiplexer based on amorphous silicon nanowire platform

Ning Zhu, Jun Song, Lech Wosinski, Sailing He

Proceedings Volume 7134, 71340V (2008) https://doi.org/10.1117/12.802558

KEYWORDS: Diffraction gratings, Demultiplexers, Silicon, Waveguides, Diffraction, Amorphous silicon, Optical design, Refractive index, Reflection, Nanowires

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Proceedings Article | 5 October 2006 Paper

Compact polarization beam splitter employing positive/negative refraction based on photonic crystals of pillar type

Liu Liu, Xianyu Ao, Lech Wosinski, Sailing He

Proceedings Volume 6352, 635209 (2006) https://doi.org/10.1117/12.688197

KEYWORDS: Polarization, Silicon, Photonic crystals, Infrared cameras, Beam splitters, Refractive index, Waveguides, Negative refraction, Cameras, Infrared imaging

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Proceedings Article | 20 April 2006 Paper

Group delay-compensated Bragg grating filters for high-speed DWDM systems

Lech Wosinski, Marcin Swillo, Matteo Dainese

Proceedings Volume 6183, 61831S (2006) https://doi.org/10.1117/12.663022

KEYWORDS: Optical filters, Fiber Bragg gratings, Waveguides, Dense wavelength division multiplexing, Refractive index, Apodization, Planar waveguides, Ultraviolet radiation, Optical design, Modulation

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Proceedings Article | 13 October 2005 Paper

Applications of wavelength dispersion in 1D and 2D photonic crystals

B. Jaskorzynska, M. Qiu, A. Berrier, M. Dainese, S. Anand, L. Wosinski, L. Thylen, Z. Zawistowski

Proceedings Volume 5950, 59500E (2005) https://doi.org/10.1117/12.620715

KEYWORDS: Photonic crystals, Dispersion, Waveguides, Directional couplers, Optical filters, Negative refraction, Tunable filters, Electronic filtering, Liquid crystals, Silicon

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Proceedings Article | 30 September 2005 Paper

A roadmap to a technological platform for integrating nanophotonic structures with micromechanical systems in silicon-on-insulator

Jacek Zientkiewicz, Zbigniew Lach, Piotr Grabiec, Alfred Driessen, Bozena Jaskorzynska, Lech Wosinski

Proceedings Volume 5956, 59560H (2005) https://doi.org/10.1117/12.622442

KEYWORDS: Semiconducting wafers, Silicon, Nanophotonics, Etching, Wafer bonding, Chemical mechanical planarization, Waveguides, Amorphous silicon, Photomasks, Photonic integrated circuits

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Proceedings Article | 30 September 2005 Paper

Imprinting of low dispersion Bragg gratings in planar devices for 40 Gbps DWDM systems

Lech Wosinski, Marcin Swillo, Matteo Dainese

Proceedings Volume 5956, 59560D (2005) https://doi.org/10.1117/12.622739

KEYWORDS: Fiber Bragg gratings, Multiplexers, Dense wavelength division multiplexing, Refractive index, Interferometers, Ultraviolet radiation, Waveguides, Modulation, Optical fibers, Photonic integrated circuits

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Proceedings Article | 18 August 2004 Paper

Photosensitivity of boron-codoped PECVD films in application to grating-assisted WDM devices

Matteo Dainese, Lech Wosinski, Marcin Swillo

Proceedings Volume 5451, (2004) https://doi.org/10.1117/12.545813

KEYWORDS: Refractive index, Germanium, Waveguides, Plasma enhanced chemical vapor deposition, Ultraviolet radiation, Boron, Silica, Fiber Bragg gratings, Absorption, Glasses

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Proceedings Article | 15 April 2003 Paper

Grating-assisted add-drop multiplexer realized in silica-on-silicon technology

Lech Wosinski, Matteo Dainese, Harendra Fernando, Torsten Augustsson

Proceedings Volume 4941, (2003) https://doi.org/10.1117/12.468509

KEYWORDS: Waveguides, Multiplexers, Fiber Bragg gratings, Polarization, Optical filters, Photonic integrated circuits, Hydrogen, Optical design, Cladding, Plasma enhanced chemical vapor deposition

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Proceedings Article | 15 December 2000 Paper

PECVD technology for low-temperature fabrication of silica-on-silicon-based channel waveguides and devices

Lech Wosinski, Jayanta Sahu, Matteo Dainese, Harendra Fernando

Proceedings Volume 4087, (2000) https://doi.org/10.1117/12.406444

KEYWORDS: Oxides, Silica, Channel waveguides, Plasma enhanced chemical vapor deposition, Waveguides, Silicon, Nitrous oxide, Annealing, Absorption, Optical communications

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Proceedings Article | 29 December 1999 Paper

Reduction of absorption loss in silica-on-silicon channel waveguides fabricated by low-temperature PECVD process

Jayanta Sahu, Lech Wosinski, Harendra Fernando

Proceedings Volume 4016, (1999) https://doi.org/10.1117/12.373601

KEYWORDS: Waveguides, Plasma enhanced chemical vapor deposition, Annealing, Channel waveguides, Absorption, Silica, Fabrication, Silicon, Refractive index, Nitrous oxide

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SPIE Journal Paper | 1 April 1998

Compact optical correlator: pre-processing and filter encoding strategies applied to images with varying illumination

Henrik Sjoberg, Bertrand Noharet, Lech Wosinski, Rolph Hey

OE, Vol. 37, Issue 04, (April 1998) https://doi.org/10.1117/12.10.1117/1.602028

KEYWORDS: Image filtering, Spatial light modulators, Optical filters, Optical correlators, Binary data, Computer programming, Phase only filters, Linear filtering, Diffraction, Frame grabbers

Proceedings Article | 27 March 1997 Paper

Compact portable optical correlator with binary ferroelectric SLMs and optimum filters for disjoint noise applied to varying illumination conditions

Henrik Sjoeberg, Lech Wosinski, Bertrand Noharet

Proceedings Volume 3073, (1997) https://doi.org/10.1117/12.270363

KEYWORDS: Spatial light modulators, Optical correlators, Image filtering, Binary data, Optical filters, Image processing, Cameras, Liquid crystals, Phase only filters, Target detection

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Proceedings Article | 27 December 1996 Paper

Noise as a way of representing clutter: experimental and simulation results

Henrik Sjoeberg, Lech Wosinski, Bertrand Noharet

Proceedings Volume 2969, (1996) https://doi.org/10.1117/12.262609

KEYWORDS: Optical filters, Image filtering, Optical correlators, Spatial light modulators, Computer programming, Pattern recognition, Tolerancing, CCD cameras, Binary data, Diffraction

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Proceedings Article | 27 December 1996 Paper

Influence of preprocessing on correlation filter design: simulated and experimental considerations

Bertrand Noharet, Henrik Sjoeberg, Lech Wosinski

Proceedings Volume 2969, (1996) https://doi.org/10.1117/12.262611

KEYWORDS: Image filtering, Distortion, Optical correlators, Spatial light modulators, Image processing, Binary data, Optical filters, Tolerancing, Signal to noise ratio, Frame grabbers

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Proceedings Article | 15 March 1996 Paper

Optical implementation and comparison of composite filters displayed on BPOSLMs: optimal trade-off SDF filters, Jared-and-Ennis SDF filters, and quantized detour-phase encoded OTSDF filters

Lech Wosinski, Bertrand Noharet, Annika Berthold, Olivier Germain

Proceedings Volume 2752, (1996) https://doi.org/10.1117/12.235638

KEYWORDS: Image filtering, Optical filters, Phase only filters, Spatial light modulators, Distortion, Optical correlators, Composites, Tolerancing, Binary data, Linear filtering

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Proceedings Article | 30 November 1994 Paper

Endoscopic moirÚ metrology

Lech Wosinski, Rainer Schumann

Proceedings Volume 2341, (1994) https://doi.org/10.1117/12.195547

KEYWORDS: Moire patterns, Endoscopy, Metrology, Single mode fibers, Interferometers, Phase shifts, Interferometry, Head, 3D metrology, Fiber couplers

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Proceedings Article | 30 November 1994 Paper

Fiber gratings for distributed sensors

Lech Wosinski, Bengt Sahlgren, Magnus Breidne, Raoul Stubbe, Jean-Pierre Betend-Bon

Proceedings Volume 2341, (1994) https://doi.org/10.1117/12.195537

KEYWORDS: Sensors, Fiber optics sensors, Interferometry, Fiber Bragg gratings, Sensing systems, Optical fibers, Refractive index, Multiplexing, Fiber lasers, Ultraviolet radiation

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Proceedings Article | 30 November 1994 Paper

Strain measurements on composite material by using phase-stepping moire interferometry

Lech Wosinski, Jean-Pierre Betend-Bon, Bertrand Noharet

Proceedings Volume 2342, (1994) https://doi.org/10.1117/12.195509

KEYWORDS: Composites, Optical fibers, Phase interferometry, Deflectometry, Moire patterns, Mirrors, Optical components, Image processing, Fiber optics sensors, Optical filters

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Proceedings Article | 14 September 1994 Paper

Experimental system considerations for distributed sensing with grating Fabry-Perot interferometers

Lech Wosinski, Magnus Breidne, Raoul Stubbe, Bengt Sahlgren, Jean-Pierre Betend-Bon

Proceedings Volume 2360, (1994) https://doi.org/10.1117/12.185026

KEYWORDS: Sensors, Sensing systems, Fabry–Perot interferometry, Fiber Bragg gratings, Distributed computing, Temperature metrology, Interferometry, Ultraviolet radiation, Refractive index, Polarization

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Proceedings Article | 1 May 1992 Paper

Quasi-distributed fiber-optic sensor for simultaneous absolute measurement of strain and temperature

L. Wosinski

Proceedings Volume 1777, 17770C (1992) https://doi.org/10.1117/12.2298035

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Proceedings Article | 1 August 1990 Paper

In-situ fiber interferometer for measuring quasi-conical diamond-turned surfaces

Lech Wosinski, Magnus Breidne

Proceedings Volume 1266, (1990) https://doi.org/10.1117/12.20268

KEYWORDS: Interferometers, Wavefronts, Semiconductor lasers, Phase shifts, Spherical lenses, Optical fibers, GRIN lenses, Optical components, Optical testing, Diamond turning

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