(2020-10-29) Sulo, Juha; Sarnela, Nina; Kontkanen, Jenni; Ahonen, Lauri; Paasonen, Pauli; Laurila, Tiia; Jokinen, Tuija; Kangasluoma, Juha; Sipilä, Mikko; Junninen, Heikki; Petäjä, Tuukka; Kulmala, Markku; Lehtipalo, Katrianne; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Sulo, Juha; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Sarnela, Nina; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Kontkanen, Jenni; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Ahonen, Lauri; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Paasonen, Pauli; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Laurila, Tiia; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Jokinen, Tuija; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Kangasluoma, Juha; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Sipilä, Mikko; Laboratory of Environmental Physics, University of Tartu - Junninen, Heikki; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Petäjä, Tuukka; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Kulmala, Markku; nstitute for Atmospheric and Earth System Research/Physics, University of Helsinki - Lehtipalo, Katrianne