Dr. Kirsi Tappura
Principal Scientist at VTT Technical Research Ctr of Finland Ltd
SPIE Involvement:
Author
Publications (10)

Proceedings Article | 23 October 2023 Paper
Aapo Varpula, Anton Murros, Kuura Sovanto, Arto Rantala, David Gomes Martins, Kirsi Tappura, Jonna Tiira, Mika Prunnila
Proceedings Volume 12737, 1273702 (2023) https://doi.org/10.1117/12.2675913
KEYWORDS: Thermoelectric materials, Silicon, Bolometers, Thermography, Resistance, Electrical conductivity, Infrared bolometers, Analytic models, Long wavelength infrared, Design and modelling, Metals

SPIE Journal Paper | 6 April 2023 Open Access
Matteo Cherchi, Arijit Bera, Antti Kemppinen, Jaani Nissilä, Kirsi Tappura, Marco Caputo, Lauri Lehtimäki, Janne Lehtinen, Joonas Govenius, Tomi Hassinen, Mika Prunnila, Timo Aalto
APN, Vol. 2, Issue 02, 024002, (April 2023) https://doi.org/10.1117/12.10.1117/1.APN.2.2.024002
KEYWORDS: Waveguides, Silicon, Photonic integrated circuits, Quantum technologies, Quantum communications, Cryogenics, Mirrors, Superconductors, Silicon photonics, Quantum key distribution

Proceedings Article | 14 March 2023 Paper
Aapo Varpula, Anton Murros, Kuura Sovanto, Arto Rantala, David Gomes Martins, Kirsi Tappura, Jonna Tiira, Mika Prunnila
Proceedings Volume 12417, 124170U (2023) https://doi.org/10.1117/12.2646314
KEYWORDS: Thermoelectric materials, Nanotechnology, Silicon, Bolometers, Thermography, Resistance, Infrared bolometers, Long wavelength infrared, Infrared radiation, Infrared imaging, Infrared detectors, Metals, Vacuum

Proceedings Article | 5 March 2022 Presentation + Paper
Proceedings Volume 12004, 120040A (2022) https://doi.org/10.1117/12.2612182
KEYWORDS: Waveguides, Silicon, Photonic integrated circuits, Quantum key distribution, Polarization, Modulators, Cryogenics, Plasmonics, Quantum computing

Proceedings Article | 5 March 2021 Presentation
Matteo Cherchi, Joonas Govenius, Juha Hassel, Visa Vesterinen, Antti Kemppinen, Kirsi Tappura, Jaani Nissilä, Mark Bieler, Stephan Steinhauer, Val Zwiller, Stefan Köpfli, Maurizio Burla, Jürg Leuthold, Teemu Hakkarainen, Jukka Viheriälä, Mircea Guina, Mario Castaneda, Andreas Fognini, Eva De Leo, Claudia Hössbacher
Proceedings Volume 11692, 116920V (2021) https://doi.org/10.1117/12.2578250
KEYWORDS: Cryogenics, Superconductors, Signal processing, Quantum efficiency, Quantum computing, Interfaces, Data processing, Computing systems, Thermography

Proceedings Article | 20 September 2020 Presentation + Paper
Juho Luomahaara, Aki Mäyrä, Mika Aikio, Hannu Sipola, Leif Grönberg, Andrey Timofeev, Kirsi Tappura, Anssi Rautiainen, Juha Ala-Laurinaho, Aleksi Tamminen, Visa Vesterinen, Mikko Leivo, Feng Gao, Hannu Vasama, Arttu Luukanen, Juha Hassel
Proceedings Volume 11541, 1154105 (2020) https://doi.org/10.1117/12.2573891
KEYWORDS: Terahertz radiation, Imaging systems, Video, Cameras, Sensors, Detector arrays, Inductance, Image sensors, Signal to noise ratio, Bolometers

Proceedings Article | 23 April 2020 Presentation
Juho Luomahaara, Hannu Sipola, Leif Grönberg, Andrey Timofeev, Kirsi Tappura, Mika Aikio, Aki Mäyrä, Anssi Rautiainen, Visa Vesterinen, Mikko Leivo, Feng Gao, Hannu Vasama, Aleksi Tamminen, Arttu Luukanen, Juha Hassel
Proceedings Volume 11411, 114110J (2020) https://doi.org/10.1117/12.2558047
KEYWORDS: Terahertz radiation, Video, Cameras, Imaging systems, Sensors, Detector arrays, Inductance, Multiplexing, Image sensors, Signal to noise ratio

Proceedings Article | 26 February 2020 Presentation + Paper
Proceedings Volume 11285, 1128507 (2020) https://doi.org/10.1117/12.2544311
KEYWORDS: Waveguides, Silicon, Amorphous silicon, Light wave propagation, Semiconducting wafers, Absorption, Modulators, Silicon photonics

Proceedings Article | 26 February 2020 Paper
Aapo Varpula, Kirsi Tappura, Jonna Tiira, Kestutis Grigoras, Kai Viherkanto, Jouni Ahopelto, Mika Prunnila
Proceedings Volume 11289, 112891O (2020) https://doi.org/10.1117/12.2542194
KEYWORDS: Thermoelectric materials, Bolometers, Absorption, Thermography, Sensors, Silicon, Infrared bolometers, Data modeling, Reflectors, Metals

Proceedings Article | 19 July 2007 Paper
Rami Mannila, Timo Pulli, Heikki Saari, Kirsi Tappura, Jussi Tuppurainen, Hannu Välimäki, Aimo Niskanen
Proceedings Volume 6628, 66280Q (2007) https://doi.org/10.1117/12.728282
KEYWORDS: Prototyping, Europium, Luminescence, Fluorescence resonance energy transfer, Statistical analysis, Bandpass filters, Ultraviolet radiation, Diagnostics, Analytical research, Light sources

Showing 5 of 10 publications
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