Electrical low pressure impactor J Keskinen, K Pietarinen, M Lehtimäki Journal of Aerosol Science 23 (4), 353-360, 1992 | 764 | 1992 |
Performance evaluation of the electrical low-pressure impactor (ELPI) M Marjamäki, J Keskinen, DR Chen, DYH Pui Journal of Aerosol Science 31 (2), 249-261, 2000 | 498 | 2000 |
Nucleation mode particles with a nonvolatile core in the exhaust of a heavy duty diesel vehicle T RÖnkkÖ, A Virtanen, J Kannosto, J Keskinen, M Lappi, L Pirjola Environmental science & technology 41 (18), 6384-6389, 2007 | 262 | 2007 |
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 | 237 | 2017 |
Effect of dilution conditions and driving parameters on nucleation mode particles in diesel exhaust: Laboratory and on-road study T Rönkkö, A Virtanen, K Vaaraslahti, J Keskinen, L Pirjola, M Lappi Atmospheric Environment 40 (16), 2893-2901, 2006 | 232 | 2006 |
Nucleation mode formation in heavy-duty diesel exhaust with and without a particulate filter K Vaaraslahti, A Virtanen, J Ristimäki, J Keskinen Environmental science & technology 38 (18), 4884-4890, 2004 | 226 | 2004 |
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 | 207 | 2014 |
“Sniffer”—a novel tool for chasing vehicles and measuring traffic pollutants L Pirjola, H Parviainen, T Hussein, A Valli, K Hämeri, P Aaalto, A Virtanen, ... Atmospheric Environment 38 (22), 3625-3635, 2004 | 197 | 2004 |
Calibration of the new electrical low pressure impactor (ELPI+) A Järvinen, M Aitomaa, A Rostedt, J Keskinen, J Yli-Ojanperä Journal of aerosol science 69, 150-159, 2014 | 186 | 2014 |
Real time measurements of diesel particle size distribution with an electrical low pressure impactor P Ahlvik, L Ntziachristos, J Keskinen, A Virtanen SAE transactions, 95-113, 1998 | 170 | 1998 |
Characteristics of the liquid flame spray process J Tikkanen, KA Gross, CC Berndt, V Pitkänen, J Keskinen, S Raghu, ... Surface and Coatings Technology 90 (3), 210-216, 1997 | 165 | 1997 |
Dispersion of particles and trace gases nearby a city highway: mobile laboratory measurements in Finland L Pirjola, P Paasonen, D Pfeiffer, T Hussein, K Hämeri, T Koskentalo, ... Atmospheric environment 40 (5), 867-879, 2006 | 158 | 2006 |
Sampling conditions for the measurement of nucleation mode particles in the exhaust of a diesel vehicle U Mathis, J Ristimäki, M Mohr, J Keskinen, L Ntziachristos, Z Samaras, ... Aerosol Science and Technology 38 (12), 1149-1160, 2004 | 143 | 2004 |
On-line measurement of size distribution and effective density of submicron aerosol particles J Ristimäki, A Virtanen, M Marjamäki, A Rostedt, J Keskinen Journal of Aerosol Science 33 (11), 1541-1557, 2002 | 142 | 2002 |
Effect of lubricant on the formation of heavy-duty diesel exhaust nanoparticles K Vaaraslahti, J Keskinen, B Giechaskiel, A Solla, T Murtonen, H Vesala Environmental science & technology 39 (21), 8497-8504, 2005 | 140 | 2005 |
Generation of metal and metal oxide nanoparticles by liquid flame spray process JM Mäkelä, H Keskinen, T Forsblom, J Keskinen Journal of Materials Science 39, 2783-2788, 2004 | 134 | 2004 |
Effect of engine load on diesel soot particles AKK Virtanen, JM Ristimäki, KM Vaaraslahti, J Keskinen Environmental science & technology 38 (9), 2551-2556, 2004 | 133 | 2004 |
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 | 129 | 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 | 125 | 2015 |
Bounce behavior of freshly nucleated biogenic secondary organic aerosol particles A Virtanen, J Kannosto, H Kuuluvainen, A Arffman, J Joutsensaari, ... Atmospheric Chemistry and Physics 11 (16), 8759-8766, 2011 | 113 | 2011 |