| Atmospheric oxidation and carbon contamination of silver and its effect on surface-enhanced Raman spectroscopy (SERS) A Matikainen, T Nuutinen, T Itkonen, S Heinilehto, J Puustinen, J Hiltunen, ... Scientific reports 6 (1), 37192, 2016 | 117 | 2016 |
| Comparison of active and passive fiber alignment techniques for multimode laser pigtailing P Karioja, J Ollila, VP Putila, K Keranen, J Hakkila, H Kopola 2000 Proceedings. 50th Electronic Components and Technology Conference (Cat …, 2000 | 52 | 2000 |
| Polymeric slot waveguide interferometer for sensor applications M Hiltunen, J Hiltunen, P Stenberg, S Aikio, L Kurki, P Vahimaa, P Karioja Optics Express 22 (6), 7229-7237, 2014 | 51 | 2014 |
| Parallel optical interconnect between ceramic BGA packages on FR4 board using embedded waveguides and passive optical alignments M Karppinen, T Alajoki, A Tanskanen, K Kataja, JT Makinen, K Kautio, ... 56th Electronic Components and Technology Conference 2006, 7 pp., 2006 | 49 | 2006 |
| Copper-core MCPCB with thermal vias for high-power COB LED modules E Juntunen, O Tapaninen, A Sitomaniemi, M Jämsä, V Heikkinen, ... IEEE Transactions on Power Electronics 29 (3), 1410-1417, 2013 | 48 | 2013 |
| Fabrication of optical inverted-rib waveguides using UV-imprinting M Wang, J Hiltunen, S Uusitalo, J Puustinen, J Lappalainen, P Karioja, ... Microelectronic Engineering 88 (2), 175-178, 2011 | 44 | 2011 |
| Comparison of distributed fiber optic sensing methods for location and quantity information measurements I Alasaarela, P Karioja, H Kopola Optical Engineering 41 (1), 181-189, 2002 | 44 | 2002 |
| Diode-laser-to-waveguide butt coupling P Karioja, D Howe Applied optics 35 (3), 404-416, 1996 | 42 | 1996 |
| Disposable photonic integrated circuits for evanescent wave sensors by ultra-high volume roll-to-roll method S Aikio, J Hiltunen, J Hiitola-Keinänen, M Hiltunen, V Kontturi, S Siitonen, ... Optics Express 24 (3), 2527-2541, 2016 | 38 | 2016 |
| Advances in miniature spectrometer and sensor development J Malinen, A Rissanen, H Saari, P Karioja, M Karppinen, T Aalto, ... Next-Generation Spectroscopic Technologies VII 9101, 83-97, 2014 | 37 | 2014 |
| Fabrication of optical waveguides by imprinting: usage of positive tone resist as a mould for UV-curable polymer J Hiltunen, M Hiltunen, J Puustinen, J Lappalainen, P Karioja Optics Express 17 (25), 22813-22822, 2009 | 36 | 2009 |
| Demonstration of a tunable hybrid laser diode using an electrostatically tunable silicon micromachined Fabry-Perot interferometer device Y Sidorin, M Blomberg, P Karioja IEEE Photonics Technology Letters 11 (1), 18-20, 1999 | 34 | 1999 |
| Highly sensitive biosensor based on UV-imprinted layered polymeric–inorganic composite waveguides M Wang, J Hiltunen, C Liedert, S Pearce, M Charlton, L Hakalahti, ... Optics Express 20 (18), 20309-20317, 2012 | 32 | 2012 |
| Embedded optical interconnect on printed wiring board M Karppinen, JT Makinen, K Kataja, A Tanskanen, T Alajoki, P Karioja, ... Micro-Optics, VCSELs, and Photonic Interconnects 5453, 150-164, 2004 | 30 | 2004 |
| Polymeric slot waveguide at visible wavelength M Hiltunen, J Hiltunen, P Stenberg, J Petäjä, E Heinonen, P Vahimaa, ... Optics letters 37 (21), 4449-4451, 2012 | 26 | 2012 |
| Fiber optic sensors for traffic monitoring applications P Suopajaervi, R Pennala, M Heikkinen, P Karioja, V Lyori, RA Myllylae, ... Smart Structures and Materials 1998: Smart Systems for Bridges, Structures …, 1998 | 26 | 1998 |
| GaSb diode lasers tunable around 2.6 μm using silicon photonics resonators or external diffractive gratings SP Ojanen, J Viheriälä, M Cherchi, N Zia, E Koivusalo, P Karioja, M Guina Applied Physics Letters 116 (8), 2020 | 23 | 2020 |
| Passively aligned fiber-optic transmitter integrated into LTCC module M Karppinen, K Kautio, M Heikkinen, J Hakkila, P Karioja, T Jouhti, ... 2001 Proceedings. 51st Electronic Components and Technology Conference (Cat …, 2001 | 23 | 2001 |
| Disposable (bio) chemical integrated optical waveguide sensors implemented on roll-to-roll produced platforms S Aikio, M Zeilinger, J Hiltunen, L Hakalahti, J Hiitola-Keinänen, ... RSC advances 6 (56), 50414-50422, 2016 | 19 | 2016 |
| Optoelectronic component and manufacturing method H Kopola, J Rantala, J Vähäkangas, P Karioja US Patent 6,586,268, 2003 | 19 | 2003 |
