Traffic is a major source of atmospheric nanocluster aerosol T Rönkkö, H Kuuluvainen, P Karjalainen, J Keskinen, R Hillamo, JV Niemi, ... Proceedings of the National Academy of Sciences 114 (29), 7549-7554, 2017 | 228 | 2017 |
Exhaust particles of modern gasoline vehicles: A laboratory and an on-road study P Karjalainen, L Pirjola, J Heikkilä, T Lähde, T Tzamkiozis, L Ntziachristos, ... Atmospheric Environment 97, 262-270, 2014 | 200 | 2014 |
Spatial and temporal characterization of traffic emissions in urban microenvironments with a mobile laboratory L Pirjola, T Lähde, JV Niemi, A Kousa, T Rönkkö, P Karjalainen, ... Atmospheric Environment 63, 156-167, 2012 | 128 | 2012 |
The formation and physical properties of the particle emissions from a natural gas engine J Alanen, E Saukko, K Lehtoranta, T Murtonen, H Timonen, R Hillamo, ... Fuel 162, 155-161, 2015 | 124 | 2015 |
Vehicle engines produce exhaust nanoparticles even when not fueled T Rönkkö, L Pirjola, L Ntziachristos, J Heikkilä, P Karjalainen, ... Environmental science & technology 48 (3), 2043-2050, 2014 | 101 | 2014 |
Particulate mass and nonvolatile particle number emissions from marine engines using low-sulfur fuels, natural gas, or scrubbers K Lehtoranta, P Aakko-Saksa, T Murtonen, H Vesala, L Ntziachristos, ... Environmental science & technology 53 (6), 3315-3322, 2019 | 96 | 2019 |
Time-resolved characterization of primary particle emissions and secondary particle formation from a modern gasoline passenger car P Karjalainen, H Timonen, E Saukko, H Kuuluvainen, S Saarikoski, ... Atmospheric Chemistry and Physics 16 (13), 8559-8570, 2016 | 92 | 2016 |
Lung deposited surface area size distributions of particulate matter in different urban areas H Kuuluvainen, T Rönkkö, A Järvinen, S Saari, P Karjalainen, T Lähde, ... Atmospheric environment 136, 105-113, 2016 | 92 | 2016 |
Effects of fresh lubricant oils on particle emissions emitted by a modern gasoline direct injection passenger car L Pirjola, P Karjalainen, J Heikkila, S Saari, T Tzamkiozis, L Ntziachristos, ... Environmental science & technology 49 (6), 3644-3652, 2015 | 81 | 2015 |
Influence of fuel ethanol content on primary emissions and secondary aerosol formation potential for a modern flex-fuel gasoline vehicle H Timonen, P Karjalainen, E Saukko, S Saarikoski, P Aakko-Saksa, ... Atmospheric Chemistry and Physics 17 (8), 5311-5329, 2017 | 79 | 2017 |
Chemical composition and size of particles in emissions of a coal-fired power plant with flue gas desulfurization K Saarnio, A Frey, JV Niemi, H Timonen, T Rönkkö, P Karjalainen, ... Journal of Aerosol Science 73, 14-26, 2014 | 73 | 2014 |
A new oxidation flow reactor for measuring secondary aerosol formation of rapidly changing emission sources P Simonen, E Saukko, P Karjalainen, H Timonen, M Bloss, ... Atmospheric Measurement Techniques 10 (4), 1519-1537, 2017 | 66 | 2017 |
Reduction in greenhouse gas and other emissions from ship engines: Current trends and future options PT Aakko-Saksa, K Lehtoranta, N Kuittinen, A Järvinen, JP Jalkanen, ... Progress in Energy and Combustion Science 94, 101055, 2023 | 62 | 2023 |
Particle emissions characterization from a medium-speed marine diesel engine with two fuels at different sampling conditions L Ntziachristos, E Saukko, K Lehtoranta, T Rönkkö, H Timonen, ... Fuel 186, 456-465, 2016 | 57 | 2016 |
Characterization of laboratory and real driving emissions of individual Euro 6 light-duty vehicles–Fresh particles and secondary aerosol formation P Simonen, J Kalliokoski, P Karjalainen, T Rönkkö, H Timonen, ... Environmental pollution 255, 113175, 2019 | 51 | 2019 |
Variation of absorption Ångström exponent in aerosols from different emission sources A Helin, A Virkkula, J Backman, L Pirjola, O Sippula, P Aakko‐Saksa, ... Journal of Geophysical Research: Atmospheres 126 (10), e2020JD034094, 2021 | 50 | 2021 |
Particulate emissions of a modern diesel passenger car under laboratory and real-world transient driving conditions H Wihersaari, L Pirjola, P Karjalainen, E Saukko, H Kuuluvainen, ... Environmental Pollution 265, 114948, 2020 | 48 | 2020 |
Physical and chemical characteristics of flue-gas particles in a large pulverized fuel-fired power plant boiler during co-combustion of coal and wood pellets F Mylläri, P Karjalainen, R Taipale, P Aalto, A Häyrinen, J Rautiainen, ... Combustion and Flame 176, 554-566, 2017 | 43 | 2017 |
Sulfur driven nucleation mode formation in diesel exhaust under transient driving conditions P Karjalainen, T Ronkko, L Pirjola, J Heikkilä, M Happonen, F Arnold, ... Environmental science & technology 48 (4), 2336-2343, 2014 | 43 | 2014 |
Effects of renewable fuel and exhaust aftertreatment on primary and secondary emissions from a modern heavy-duty diesel engine L Gren, VB Malmborg, J Falk, L Markula, M Novakovic, S Shamun, ... Journal of Aerosol Science 156, 105781, 2021 | 41 | 2021 |