Kurten, T. [P:(DE-HGF)0] ; Petäjä, T. [P:(DE-HGF)0] ; Smith, J. [P:(DE-HGF)0] ; Ortega, I.K. [P:(DE-HGF)0] ; Sipilä, M. [P:(DE-HGF)0] ; Junninen, H. [P:(DE-HGF)0] ; Ehn, M. [P:(DE-Juel1)144056] ; Vehkamäki, H. [P:(DE-HGF)0] ; Mauldin, L. [P:(DE-HGF)0] ; Worsnop, D.R. [P:(DE-HGF)0] ; Kulmala, M. [P:(DE-HGF)0]