Physicochemical properties and origin of organic groups detected in boreal forest using an aerosol mass spectrometer

by T. Raatikainen, P. Vaattovaara, P. Tiitta, P. Miettinen, J. Rautiainen, M. Ehn, M. Kulmala, A. Laaksonen, D. R. Worsnop
Published 2010-02-01

Photochemical transformation of residential wood combustion emissions: dependence of organic aerosol composition on OH exposure

by A. Hartikainen, P. Tiitta, P. Tiitta, M. Ihalainen, P. Yli-Pirilä, J. Orasche, H. Czech, H. Czech, H. Czech, M. Kortelainen, H. Lamberg, H. Suhonen, H. Koponen, L. Hao, R. Zimmermann, R. Zimmermann, J. Jokiniemi, J. Tissari, O. Sippula, O. Sippula
Published 2020-06-01

Seasonal cycle and source analyses of aerosol optical properties in a semi-urban environment at Puijo station in Eastern Finland

by A. Leskinen, A. Arola, M. Komppula, H. Portin, P. Tiitta, P. Miettinen, S. Romakkaniemi, A. Laaksonen, K. E. J. Lehtinen
Published 2012-06-01

Aerosol hygroscopicity and CCN activation kinetics in a boreal forest environment during the 2007 EUCAARI campaign

by K. M. Cerully, T. Raatikainen, S. Lance, D. Tkacik, P. Tiitta, T. Petäjä, M. Ehn, M. Kulmala, D. R. Worsnop, A. Laaksonen, J. N. Smith, A. Nenes
Published 2011-12-01

Characterisation of sub-micron particle number concentrations and formation events in the western Bushveld Igneous Complex, South Africa

by A. Hirsikko, V. Vakkari, P. Tiitta, H. E. Manninen, S. Gagné, H. Laakso, M. Kulmala, A. Mirme, S. Mirme, D. Mabaso, J. P. Beukes, L. Laakso
Published 2012-05-01

Multiple daytime nucleation events in semi-clean savannah and industrial environments in South Africa: analysis based on observations

by A. Hirsikko, V. Vakkari, P. Tiitta, J. Hatakka, V.-M. Kerminen, A.-M. Sundström, J. P. Beukes, H. E. Manninen, M. Kulmala, L. Laakso
Published 2013-06-01

Differences in aerosol absorption Ångström exponents between correction algorithms for a particle soot absorption photometer measured on the South African Highveld

by J. Backman, A. Virkkula, V. Vakkari, J. P. Beukes, P. G. Van Zyl, M. Josipovic, S. Piketh, P. Tiitta, K. Chiloane, T. Petäjä, M. Kulmala, L. Laakso
Published 2014-12-01

Source region plume characterisation of the interior of South Africa as observed at Welgegund

by J.P Beukes, V Vakkari, P.G van Zyl, A.D Venter, M Josipovic, K Jaars, P Tiitta, M Kulmala, D Worsnop, J.J Pienaar, A Virkkula, L Laakso
Published 2013-06-01

Bounce behavior of freshly nucleated biogenic secondary organic aerosol particles

by A. Virtanen, J. Kannosto, H. Kuuluvainen, A. Arffman, J. Joutsensaari, E. Saukko, L. Hao, P. Yli-Pirilä, P. Tiitta, J. K. Holopainen, J. Keskinen, D. R. Worsnop, J. N. Smith, A. Laaksonen
Published 2011-08-01

Determination of the biogenic secondary organic aerosol fraction in the boreal forest by NMR spectroscopy

by E. Finessi, S. Decesari, M. Paglione, L. Giulianelli, C. Carbone, S. Gilardoni, S. Fuzzi, S. Saarikoski, T. Raatikainen, R. Hillamo, J. Allan, Th. F. Mentel, P. Tiitta, A. Laaksonen, T. Petäjä, M. Kulmala, D. R. Worsnop, M. C. Facchini
Published 2012-01-01

Ambient aromatic hydrocarbon measurements at Welgegund, South Africa

by K. Jaars, J. P. Beukes, P. G. van Zyl, A. D. Venter, M. Josipovic, J. J. Pienaar, V. Vakkari, H. Aaltonen, H. Laakso, M. Kulmala, P. Tiitta, A. Guenther, H. Hellén, L. Laakso, H. Hakola
Published 2014-07-01

Summary of research paper published in Atmospheric Chemistry and Physics titled: Spatial, temporal and source contribution assessments of black carbon over the northern interior of...

by K.E Chiloane, J.P Beukes, P.G van Zyl, P Maritz, V Vakkari, M Josipovic, A.D Venter, K Jaars, P Tiitta, M Kulmala, A Wiedensohler, C Liousse, G.V Mkhatshwa, A Ramandh, L Laakso
Published 2017-12-01

Spatial, temporal and source contribution assessments of black carbon over the northern interior of South Africa

by K. E. Chiloane, J. P. Beukes, P. G. van Zyl, P. Maritz, V. Vakkari, M. Josipovic, A. D. Venter, K. Jaars, P. Tiitta, M. Kulmala, A. Wiedensohler, C. Liousse, G. V. Mkhatshwa, A. Ramandh, L. Laakso
Published 2017-05-01

One year of Raman lidar observations of free-tropospheric aerosol layers over South Africa

by E. Giannakaki, A. Pfüller, K. Korhonen, T. Mielonen, L. Laakso, V. Vakkari, H. Baars, R. Engelmann, J. P. Beukes, P. G. Van Zyl, M. Josipovic, P. Tiitta, K. Chiloane, S. Piketh, H. Lihavainen, K. E. J. Lehtinen, M. Komppula
Published 2015-05-01

Atmospheric boundary layer top height in South Africa: measurements with lidar and radiosonde compared to three atmospheric models

by K. Korhonen, E. Giannakaki, T. Mielonen, A. Pfüller, L. Laakso, V. Vakkari, H. Baars, R. Engelmann, J. P. Beukes, P. G. Van Zyl, A. Ramandh, L. Ntsangwane, M. Josipovic, P. Tiitta, G. Fourie, I. Ngwana, K. Chiloane, M. Komppula
Published 2014-04-01

New particle formation from the oxidation of direct emissions of pine seedlings

by L. Q. Hao, P. Yli-Pirilä, P. Tiitta, S. Romakkaniemi, P. Vaattovaara, M. K. Kajos, J. Rinne, J. Heijari, A. Kortelainen, P. Miettinen, J. H. Kroll, J. K. Holopainen, J. N. Smith, J. Joutsensaari, M. Kulmala, D. R. Worsnop, A. Laaksonen
Published 2009-10-01

Mass yields of secondary organic aerosols from the oxidation of α-pinene and real plant emissions

by J. N. Smith, D. R. Worsnop, M. Kulmala, J. Rinne, J. Heijari, J. K. Holopainen, M. K. Kajos, A. Jaatinen, P. Tiitta, P. Vaattovaara, P. Miettinen, A. Kortelainen, J. H. Kroll, P. Yli-Pirilä, J. Joutsensaari, L. Q. Hao, S. Romakkaniemi, A. Laaksonen
Published 2011-02-01

Chemical composition, main sources and temporal variability of PM₁ aerosols in southern African grassland

by P. Tiitta, V. Vakkari, P. Croteau, J. P. Beukes, P. G. van Zyl, M. Josipovic, A. D. Venter, K. Jaars, J. J. Pienaar, N. L. Ng, M. R. Canagaratna, J. T. Jayne, V.-M. Kerminen, H. Kokkola, M. Kulmala, A. Laaksonen, D. R. Worsnop, L. Laakso
Published 2014-02-01

Organic aerosol concentration and composition over Europe: insights from comparison of regional model predictions with aerosol mass spectrometer factor analysis

by C. Fountoukis, A. G. Megaritis, K. Skyllakou, P. E. Charalampidis, C. Pilinis, H. A. C. Denier van der Gon, M. Crippa, F. Canonaco, C. Mohr, A. S. H. Prévôt, J. D. Allan, L. Poulain, T. Petäjä, P. Tiitta, S. Carbone, A. Kiendler-Scharr, E. Nemitz, C. O'Dowd, E. Swietlicki, S. N. Pandis
Published 2014-09-01

South African EUCAARI measurements: seasonal variation of trace gases and aerosol optical properties

by L. Laakso, V. Vakkari, A. Virkkula, H. Laakso, J. Backman, M. Kulmala, J. P. Beukes, P. G. van Zyl, P. Tiitta, M. Josipovic, J. J. Pienaar, K. Chiloane, S. Gilardoni, E. Vignati, A. Wiedensohler, T. Tuch, W. Birmili, S. Piketh, K. Collett, G. D. Fourie, M. Komppula, H. Lihavainen, G. de Leeuw, V.-M. Kerminen
Published 2012-02-01