Dr. Pasi Laakkonen Profile

Dr. Pasi Laakkonen

CTO at Nanocomp Ltd

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Author

Publications (4)

Proceedings Article | 12 February 2008 Paper

High efficiency diffractive incouplers for light guides

Pasi Laakkonen, Samuli Siitonen, Tapani Levola, Markku Kuittinen

Proceedings Volume 6896, 68960E (2008) https://doi.org/10.1117/12.768666

KEYWORDS: Diffraction gratings, Waveguides, Refractive index, Diffraction, Nickel, Light emitting diodes, Binary data, Manufacturing, Silica, Light sources

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Proceedings Article | 23 September 2005 Open Access

Diffractive optics in industry and research: novel components for optical security systems

Pasi Laakkonen, Jari Turunen, Juha Pietarinen, Samuli Siitonen, Janne Laukkanen, Konstantins Jefimovs, Joni Orava, Mikko Ritala, Tero Pilvi, Hemmo Tuovinen, Kalle Ventola, Tuomas Vallius, Matti Kaipiainen, Markku Kuittinen

Proceedings Volume 5954, 595402 (2005) https://doi.org/10.1117/12.622125

KEYWORDS: Diffraction gratings, Optics manufacturing, Diffraction, Manufacturing, Optical design, Nickel, Antireflective coatings, Waveguides, Diffractive optical elements, Infrared radiation

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Proceedings Article | 7 May 1999 Paper

Fabrication of multilevel diffractive elements in SiO2 by electron-beam lithography and proportional etching

Pasi Laakkonen, Jari Lautanen, Janne Simonen, Jari Turunen, Veli-Pekka Leppanen, Timo Jaaskelainen

Proceedings Volume 3740, (1999) https://doi.org/10.1117/12.347805

KEYWORDS: Etching, Reactive ion etching, Electron beams, Diffraction, Diffraction gratings, Lithography, Electron beam lithography, Photoresist processing, Analog electronics, Silica

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Proceedings Article | 10 March 1998 Paper

Subwavelength-structured polarization-selective surfaces

Marko Honkanen, Ville Kettunen, Markku Kuittinen, Pasi Laakkonen, Jari Lautanen, Jari Turunen, Pasi Vahimaa

Proceedings Volume 3348, (1998) https://doi.org/10.1117/12.302472

KEYWORDS: Dielectric polarization, Reflectivity, Polarizers, Interfaces, Dielectrics, Optical filtering, Beam splitters, Diffraction gratings, Diffraction, Transmittance

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