TY - T1 - Semi-continuous gas and inorganic aerosol measurements at a boreal forest site : seasonal and diurnal cycles of NH3, HONO and HNO3 SN - / UR - http://hdl.handle.net/10138/165205 T3 - A1 - Makkonen, Ulla; Virkkula, Aki; Hellén, Heidi; Hemmila, Marja; Sund, Jenni; Aijala, Mikko; Ehn, Mikael; Junninen, Heikki; Keronen, Petri; Petaja, Tuukka; Worsnop, Douglas R.; Kulmala, Markku; Hakola, Hannele A2 - PB - Y1 - 2014 LA - eng AB - Makkonen, U., Virkkula, A., Hellén, H., Hemmilä, M., Sund, J., Äijälä, M., Ehn, M., Junninen, H., Keronen, P., Petäjä, T., Worsnop, D. R., Kulmala, M. & Hakola,... VO - IS - SP - OP - KW - MASS-SPECTROMETER; ATMOSPHERIC AMMONIA; SULFURIC-ACID; OILSEED RAPE; NITRIC-ACID; EXCHANGE; NITROGEN; NITRATE; AIR; INSTRUMENT; 114 Physical sciences N1 - PP - ER -