Below-cloud scavenging of aerosol particles by snow at an urban site in FinlandPARAMONOV, Mikhail; GRÖNHOLM, Tiia; VIRKKULA, Aki et al.Boreal environment research. 2011, Vol 16, Num 4, pp 304-320, issn 1239-6095, 17 p.Article

A decade of trace gas measurements using DOAS in Finnish LaplandVIRKKULA, Aki; TEINILÄ, Kimmo; HILLAMO, Risto et al.Boreal environment research. 2003, Vol 8, Num 4, pp 351-363, issn 1239-6095, 13 p.Article

Number size distributions and concentrations of the continental summer aerosols in Queen Maud Land, AntarcticaKOPONEN, Ismo K; VIRKKULA, Aki; HILLAMO, Risto et al.Journal of geophysical research. 2003, Vol 108, Num D18, pp AAC8.1-AAC8.10, issn 0148-0227Article

Charged particle size distributions and analysis of particle formation events at the Finnish Antarctic research station AboaVIRKKULA, Aki; HIRSIKKO, Anne; VANA, Marko et al.Boreal environment research. 2007, Vol 12, Num 3, pp 397-408, issn 1239-6095, 12 p.Article

Number size distributions and concentrations of marine aerosols: Observations during a cruise between the English Channel and the coast of AntarcticaKOPONEN, Ismo K; VIRKKULA, Aki; HILLAMO, Risto et al.Journal of geophysical research. 2002, Vol 107, Num D24, pp AAC6.1-AAC6.8, issn 0148-0227Article

The Reno Aerosol Optics study: An evaluation of Aerosol absorption measurement methodsSHERIDAN, Patrick J; ARNOTT, W. Patrick; VARMA, Ravi et al.Aerosol science and technology. 2005, Vol 39, Num 1, pp 1-16, issn 0278-6826, 16 p.Article

Evaluation of multiangle absorption photometry for measuring aerosol light absorptionPETZOLD, Andreas; SCHLOESSER, Herbert; SHERIDAN, Patrick J et al.Aerosol science and technology. 2005, Vol 39, Num 1, pp 40-51, issn 0278-6826, 12 p.Article

A simple procedure for correcting loading effects of aethalometer dataVIRKKULA, Aki; MÄKELÄ, Timo; HILLAMO, Risto et al.Journal of the Air & Waste Management Association (1995). 2007, Vol 57, Num 10, pp 1214-1222, issn 1096-2247, 9 p.Article

Chemical size distributions of boundary layer aerosol over the Atlantic Ocean and at an Antarctic siteVIRKKULA, Aki; TEINILÄ, Kimmo; HILLAMO, Risto et al.Journal of geophysical research. 2006, Vol 111, Num D5, issn 0148-0227, D05306.1-D05306.14Article

Optical and Chemical Characterization of Aerosols Emitted from Coal, Heavy and Light Fuel Oil, and Small-Scale Wood CombustionFREY, Anna K; SAARNIO, Karri; RAUTIAINEN, Jani et al.Environmental science & technology. 2014, Vol 48, Num 1, pp 827-836, issn 0013-936X, 10 p.Article

Saharan dust absorption and refractive index from aircraft-based observations during SAMUM 2006PETZOLD, Andreas; RASP, Katharina; VIRKKULA, Aki et al.Tellus. Series B, Chemical and physical meteorology. 2009, Vol 61, Num 1, pp 118-130, issn 0280-6509, 13 p.Article