Zobrazeno 1 - 10
of 109
pro vyhledávání: '"E. Saukko"'
Autor:
J. Kuula, H. Timonen, J. V. Niemi, H. E. Manninen, T. Rönkkö, T. Hussein, P. L. Fung, S. Tarkoma, M. Laakso, E. Saukko, A. Ovaska, M. Kulmala, A. Karppinen, L. Johansson, T. Petäjä
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 4801-4808 (2022)
As evidence of adverse health effects due to air pollution continues to increase, the World Health Organization (WHO) recently published its latest edition of the global air quality guidelines (World Health Organization, 2021). Although not legally b
Externí odkaz:
https://doaj.org/article/b553c75735bc482f9d6577101aa7baa9
Autor:
P. L. Fung, M. A. Zaidan, J. V. Niemi, E. Saukko, H. Timonen, A. Kousa, J. Kuula, T. Rönkkö, A. Karppinen, S. Tarkoma, M. Kulmala, T. Petäjä, T. Hussein
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 1861-1882 (2022)
Lung-deposited surface area (LDSA) has been considered to be a better metric to explain nanoparticle toxicity instead of the commonly used particulate mass concentration. LDSA concentrations can be obtained either by direct measurements or by calcula
Externí odkaz:
https://doaj.org/article/b31924245e2041ad84026bc847184bb5
Autor:
W. Schmidt, A.-M. Harri, T. Nousiainen, H. Hohti, L. Johansson, O. Ojanperä, E. Viitala, J. Niemi, J. Turpeinen, E. Saukko, T. Rönkkö, P. Lahti
Publikováno v:
Geoscientific Instrumentation, Methods and Data Systems, Vol 9, Pp 397-406 (2020)
CITYZER develops new digital services and products to support decision-making processes related to weather and air quality in cities. This includes, for example, early warnings and forecasts (0–24 h), which allow for avoiding weather-related acci
Externí odkaz:
https://doaj.org/article/cc3d054eaca54d2584536f1211b280e8
Autor:
J. Alanen, P. Simonen, S. Saarikoski, H. Timonen, O. Kangasniemi, E. Saukko, R. Hillamo, K. Lehtoranta, T. Murtonen, H. Vesala, J. Keskinen, T. Rönkkö
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Pp 8739-8755 (2017)
Natural gas usage in the traffic and energy production sectors is a growing trend worldwide; thus, an assessment of its effects on air quality, human health and climate is required. Engine exhaust is a source of primary particulate emissions and s
Externí odkaz:
https://doaj.org/article/3c308bd8119541c3a1c95f0b9801166b
Autor:
P. Simonen, E. Saukko, P. Karjalainen, H. Timonen, M. Bloss, P. Aakko-Saksa, T. Rönkkö, J. Keskinen, M. Dal Maso
Publikováno v:
Atmospheric Measurement Techniques, Vol 10, Iss 4, Pp 1519-1537 (2017)
Oxidation flow reactors (OFRs) or environmental chambers can be used to estimate secondary aerosol formation potential of different emission sources. Emissions from anthropogenic sources, such as vehicles, often vary on short timescales. For example,
Externí odkaz:
https://doaj.org/article/40d2fb1d908d47c3a30b913814d18190
Autor:
H. Timonen, P. Karjalainen, E. Saukko, S. Saarikoski, P. Aakko-Saksa, P. Simonen, T. Murtonen, M. Dal Maso, H. Kuuluvainen, M. Bloss, E. Ahlberg, B. Svenningsson, J. Pagels, W. H. Brune, J. Keskinen, D. R. Worsnop, R. Hillamo, T. Rönkkö
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Iss 8, Pp 5311-5329 (2017)
The effect of fuel ethanol content (10, 85 and 100 %) on primary emissions and on subsequent secondary aerosol formation was investigated for a Euro 5 flex-fuel gasoline vehicle. Emissions were characterized during a New European Driving Cycle (NEDC)
Externí odkaz:
https://doaj.org/article/6d473ad768c34bac956551c476a314d2
Autor:
P. Karjalainen, H. Timonen, E. Saukko, H. Kuuluvainen, S. Saarikoski, P. Aakko-Saksa, T. Murtonen, M. Bloss, M. Dal Maso, P. Simonen, E. Ahlberg, B. Svenningsson, W. H. Brune, R. Hillamo, J. Keskinen, T. Rönkkö
Publikováno v:
Atmospheric Chemistry and Physics, Vol 16, Pp 8559-8570 (2016)
Changes in vehicle emission reduction technologies significantly affect traffic-related emissions in urban areas. In many densely populated areas the amount of traffic is increasing, keeping the emission level high or even increasing. To understan
Externí odkaz:
https://doaj.org/article/f0c41a48b2a64b01b000f5b064ab3de0
Autor:
F. Mylläri, E. Asmi, T. Anttila, E. Saukko, V. Vakkari, L. Pirjola, R. Hillamo, T. Laurila, A. Häyrinen, J. Rautiainen, H. Lihavainen, E. O'Connor, V. Niemelä, J. Keskinen, M. Dal Maso, T. Rönkkö
Publikováno v:
Atmospheric Chemistry and Physics, Vol 16, Pp 7485-7496 (2016)
Atmospheric emissions, including particle number and size distribution, from a 726 MWth coal-fired power plant were studied experimentally from a power plant stack and flue-gas plume dispersing in the atmosphere. Experiments were conducted under t
Externí odkaz:
https://doaj.org/article/4c77f5f725264bd0a84bb48a7a0c9f48
Autor:
E. Saukko, A. T. Lambe, P. Massoli, T. Koop, J. P. Wright, D. R. Croasdale, D. A. Pedernera, T. B. Onasch, A. Laaksonen, P. Davidovits, D. R. Worsnop, A. Virtanen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 12, Iss 16, Pp 7517-7529 (2012)
The physical phase state (solid, semi-solid, or liquid) of secondary organic aerosol (SOA) particles has important implications for a number of atmospheric processes. We report the phase state of SOA particles spanning a wide range of oxygen to carbo
Externí odkaz:
https://doaj.org/article/06463988c0f14f6db439ce875e7d2591
Publikováno v:
Atmospheric Measurement Techniques, Vol 5, Iss 1, Pp 259-265 (2012)
The phase state of atmospheric aerosols has an impact on their chemical aging and their deliquescence and thus their ability to act as cloud condensation nuclei (CCN). The phase change of particles can be induced by the deliquescence or efflorescence
Externí odkaz:
https://doaj.org/article/6b512010981a4d8f81d04104e3f6ee58