- Diurnal evolution of negative atmospheric ions above the boreal forest: From ground level to the free troposphere(2021-11-30) Beck, Lisa; Schobesberger, Siegfried; Junninen, Heikki; Lampilahti, Janne; Manninen, Antti; Dada, Lubna; Leino, Katri; He, Xu-Cheng; Pullinen, Iida; Quéléver, Lauriane; Franck, Anna; Poutanen, Pyry; Wimmer, Daniela; Korhonen, Frans; Sipilä, Mikko; Ehn, Mikael; Worsnop, Douglas; Kerminen, Veli-Matti; Petäjä, Tuukka; Kulmala, Markku; Duplissy, Jonathan; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Beck, Lisa; Department of Applied Physics, University of Eastern Finland, 70211 Kuopio, Finland - Schobesberger, Siegfried; Institute of Physics, University of Tartu, Tartu, 50090, Estonia - Junninen, Heikki; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Lampilahti, Janne; Finnish Meteorological Institute, Helsinki, Finland - Manninen, Antti; Extreme Environments Research Laboratory, Ecole Polytechnique Fédérale de Lausanne (EPFL) Valais, Sion, 1951, Switzerland - Dada, Lubna; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Leino, Katri; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - He, Xu-Cheng; Department of Applied Physics, University of Eastern Finland, 70211 Kuopio, Finland - Pullinen, Iida; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Quéléver, Lauriane; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Franck, Anna; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Poutanen, Pyry; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Wimmer, Daniela; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Korhonen, Frans; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Sipilä, Mikko; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Ehn, Mikael; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Worsnop, Douglas; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Kerminen, Veli-Matti; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Petäjä, Tuukka; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Kulmala, Markku; Institute for Atmospheric and Earth System Research/Physics, Faculty of Science, University of Helsinki, 00014 Helsinki, Finland - Duplissy, Jonathan
- Estimation of sulfuric acid concentrations using ambient ion composition and concentration data obtained by ion mass spectrometry measurements (APi-TOF)(2021-09-13) Beck, Lisa J.; Schobesberger, Siegfried; Sipilä, Mikko; Kerminen, Veli-Matti; Kulmala, Markku; University of Helsinki - Beck, Lisa J.; University of Eastern Finland - Schobesberger, Siegfried; University of Helsinki - Sipilä, Mikko; University of Helsinki - Kerminen, Veli-Matti; University of Helsinki - Kulmala, Markku
- Iodine oxoacids enhance nucleation of sulfuric acid particles in the atmosphere: data resources(2023-09-14) He, Xu-Cheng; Simon, Mario; Iyer, Siddharth; Xie, Hong-Bin; Rörup, Birte; Shen, Jiali; Finkenzeller, Henning; Stolzenburg, Dominik; Zhang, Rongjie; Baccarini, Andrea; Tham, Yee Jun; Wang, Mingyi; Amanatidis, Stravros; Piedehierro, Ana A.; Amorim, Antonio; Baalbaki, Rima; Brasseur, Zoé; Caudillo, Lucía; Chu, Biwu; Dada, Lubna; Duplissy, Jonathan; El Haddad, Imad; Flagan, Richard C.; Granzin, Manuel; Hansel, Armin; Heinritzi, Martin; Hofbauer, Victoria; Jokinen, Tuija; Kemppainen, Deniz; Kong, Weimeng; Krechmer, Jordan; Kürten, Andreas; Lamkaddam, Houssni; Lopez, Brandon; Ma, Fangfang; Mahfouz, Naser G. A.; Makhmutov, Vladimir; Manninen, Hanna E.; Marie, Guillaume; Marten, Ruby; Massabò, Dario; Mauldin, Roy Lee; Mentler, Bernhard; Onnela, Antti; Petäjä, Tuukka; Pfeifer, Joschka; Philippov, Maxim; Ranjithkumar, Ananth; Rissanen, Matti P.; Schobesberger, Siegfried; Scholz, Wiebke; Schulze, Benjamin; Surdu, Mihnea; Thakur, Roseline C.; Tomé, António; Wagner, Andrea C.; Wang, Dongyu; Weber, Stefan K.; Welti, André; Winkler, Paul M.; Zauner-Wieczorek, Marcel; Baltensperger, Urs; Curtius, Joachim; Kurtén, Theo; Worsnop, Douglas R.; Volkamer, Rainer; Lehtipalo, Katrianne; Kirkby, Jasper; Donahue, Neil M.; Sipilä, Mikko; Kulmala, Markku; University of Helsinki - He, Xu-Cheng; Goethe University Frankfurt - Simon, Mario; Tampere University - Iyer, Siddharth; Dalian University of Technology - Xie, Hong-Bin; University of Helsinki - Rörup, Birte; University of Helsinki - Shen, Jiali; University of Colorado Boulder - Finkenzeller, Henning; University of Helsinki - Stolzenburg, Dominik; Dalian University of Technology - Zhang, Rongjie; Paul Scherrer Institute - Baccarini, Andrea; University of Helsinki - Tham, Yee Jun; California Institute of Technology - Wang, Mingyi; California Institute of Technology - Amanatidis, Stravros; Finnish Meteorological Institute - Piedehierro, Ana A.; Faculdade de Ciências da Universidade de Lisboa - Amorim, Antonio; University of Helsinki - Baalbaki, Rima; University of Helsinki - Brasseur, Zoé; Goethe University Frankfurt - Caudillo, Lucía; University of Helsinki - Chu, Biwu; University of Helsinki - Dada, Lubna; University of Helsinki - Duplissy, Jonathan; Paul Scherrer Institute - El Haddad, Imad; California Institute of Technology - Flagan, Richard C.; Goethe University Frankfurt - Granzin, Manuel; University of Innsbruck - Hansel, Armin; Goethe University Frankfurt - Heinritzi, Martin; Carnegie Mellon University - Hofbauer, Victoria; University of Helsinki - Jokinen, Tuija; University of Helsinki - Kemppainen, Deniz; California Institute of Technology - Kong, Weimeng; Aerodyne Research - Krechmer, Jordan; Goethe University Frankfurt - Kürten, Andreas; Paul Scherrer Institute - Lamkaddam, Houssni; Carnegie Mellon University - Lopez, Brandon; Dalian University of Technology - Ma, Fangfang; Carnegie Mellon University - Mahfouz, Naser G. A.; Russian Academy of Sciences - Makhmutov, Vladimir; CERN - Manninen, Hanna E.; Goethe University Frankfurt - Marie, Guillaume; Paul Scherrer Institute - Marten, Ruby; University of Genoa - Massabò, Dario; Carnegie Mellon University - Mauldin, Roy Lee; University of Innsbruck - Mentler, Bernhard; CERN - Onnela, Antti; University of Helsinki - Petäjä, Tuukka; Goethe University Frankfurt - Pfeifer, Joschka; Russian Academy of Sciences - Philippov, Maxim; British Antarctic survey - Ranjithkumar, Ananth; Tampere University - Rissanen, Matti P.; University of Eastern Finlan - Schobesberger, Siegfried; University of Innsbruck - Scholz, Wiebke; California Institute of Technology - Schulze, Benjamin; Paul Scherrer Institute - Surdu, Mihnea; University of Helsinki - Thakur, Roseline C.; Universidade da Beira Interior - Tomé, António; Goethe University Frankfurt - Wagner, Andrea C.; Paul Scherrer Institute - Wang, Dongyu; CERN - Weber, Stefan K.; Finnish Meteorological Institute - Welti, André; University of Vienna - Winkler, Paul M.; Goethe University Frankfurt - Zauner-Wieczorek, Marcel; Paul Scherrer Institute - Baltensperger, Urs; Goethe University Frankfurt - Curtius, Joachim; University of Helsinki - Kurtén, Theo; University of Helsinki - Worsnop, Douglas R.; University of Colorado Boulder - Volkamer, Rainer; University of Helsinki - Lehtipalo, Katrianne; CERN - Kirkby, Jasper; Carnegie Mellon University - Donahue, Neil M.; University of Helsinki - Sipilä, Mikko; University of Helsinki - Kulmala, Markku
- New particle formation from isoprene under upper-tropospheric conditions: data sources(2024-09-09) Shen, Jiali; Russell, Douglas M.; DeVivo, Jenna; Kunkler, Felix; Baalbaki, Rima; Mentler, Bernhard; Scholz, Wiebke; Yu, Wenjuan; Caudillo-Plath, Lucía; Sommer, Eva; Ahongshangbam, Emelda; Alfaouri, Dina; Almeida, João; Amorim, Antonio; Beck, Lisa J.; Beckmann, Hannah; Berntheusel, Moritz; Bhattacharyya, Nirvan; Canagaratna, Manjula R.; Chassaing, Anouck; Cruz-Simbron, Romulo; Dada, Lubna; Duplissy, Jonathan; Gordon, Hamish; Granzin, Manuel; Große Schute, Lena; Heinritzi, Martin; Iyer, Siddharth; Klebach, Hannah; Krüger, Timm; Kürten, Andreas; Lampimäki, Markus; Liu, Lu; Lopez, Brandon; Martinez, Monica; Morawiec, Aleksandra; Onnela, Antti; Peltola, Maija; Rato, Pedro; Reza, Mago; Richter, Sarah; Rörup, Birte; Kaniyodical Sebastian, Milin; Simon, Mario; Surdu, Mihnea; Tamme, Kalju; Thakur, Roseline C.; Tomé, António; Tong, Yandong; Top, Jens; Umo, Nsikanabasi Silas; Unfer, Gabriela; Vettikkat, Lejish; Weissbacher, Jakob; Xenofontos, Christos; Yang, Boxing; Zauner-Wieczorek, Marcel; Zhang, Jiangyi; Zheng, Zhensen; Baltensperger, Urs; Christoudias, Theodoros; Flagan, Richard C.; El Haddad, Imad; Junninen, Heikki; Möhler, Ottmar; Riipinen, Ilona; Rohner, Urs; Schobesberger, Siegfried; Volkamer, Rainer; Winkler, Paul M.; Hansel, Armin; Lehtipalo, Katrianne; Donahue, Neil M.; Lelieveld, Jos; Harder, Hartwig; Kulmala, Markku; Worsnop, Doug R.; Kirkby, Jasper; Curtius, Joachim; He, Xu-Cheng; University of Helsinki - Shen, Jiali; Goethe University Frankfurt - Russell, Douglas M.; Carnegie Mellon University - DeVivo, Jenna; Max Planck Institute for Chemistry - Kunkler, Felix; University of Helsinki - Baalbaki, Rima; University of Innsbruck - Mentler, Bernhard; University of Innsbruck - Scholz, Wiebke; University of Helsinki - Yu, Wenjuan; Goethe University Frankfurt - Caudillo-Plath, Lucía; European Organization for Nuclear Research - Sommer, Eva; University of Helsinki - Ahongshangbam, Emelda; University of Helsinki - Alfaouri, Dina; European Organization for Nuclear Research - Almeida, João; CENTRA and Faculdade de Ciências da Universidade de Lisboa - Amorim, Antonio; Goethe University Frankfurt - Beck, Lisa J.; University of Tartu - Beckmann, Hannah; Goethe University Frankfurt - Berntheusel, Moritz; Carnegie Mellon University - Bhattacharyya, Nirvan; Aerodyne Research - Canagaratna, Manjula R.; Stockholm University - Chassaing, Anouck; University of Colorado Boulder - Cruz-Simbron, Romulo; Paul Scherrer Institute - Dada, Lubna; University of Helsinki - Duplissy, Jonathan; Carnegie Mellon University - Gordon, Hamish; Goethe University Frankfurt - Granzin, Manuel; Goethe University Frankfurt - Große Schute, Lena; Goethe University Frankfurt - Heinritzi, Martin; Tampere University - Iyer, Siddharth; Goethe University Frankfurt - Klebach, Hannah; Goethe University Frankfurt - Krüger, Timm; Goethe University Frankfurt - Kürten, Andreas; University of Helsinki - Lampimäki, Markus; Paul Scherrer Institute - Liu, Lu; Carnegie Mellon University - Lopez, Brandon; Max Planck Institute for Chemistry - Martinez, Monica; University of Vienna - Morawiec, Aleksandra; European Organization for Nuclear Research - Onnela, Antti; University of Helsinki - Peltola, Maija; European Organization for Nuclear Research - Rato, Pedro; University of Colorado Boulder - Reza, Mago; Goethe University Frankfurt - Richter, Sarah; University of Helsinki - Rörup, Birte; Karlsruhe Institute of Technology - Kaniyodical Sebastian, Milin; Goethe University Frankfurt - Simon, Mario; Paul Scherrer Institute - Surdu, Mihnea; University of Tartu - Tamme, Kalju; University of Helsinki - Thakur, Roseline C.; Universidade da Beira Interior - Tomé, António; University of Colorado Boulder - Tong, Yandong; Paul Scherrer Institute - Top, Jens; Karlsruhe Institute of Technology - Umo, Nsikanabasi Silas; Leibniz Institute for Tropospheric Research - Unfer, Gabriela; University of Eastern Finland - Vettikkat, Lejish; University of Innsbruck - Weissbacher, Jakob; Cyprus Institute - Xenofontos, Christos; Paul Scherrer Institute - Yang, Boxing; Goethe University Frankfurt - Zauner-Wieczorek, Marcel; University of Helsinki - Zhang, Jiangyi; University of Innsbruck - Zheng, Zhensen; Paul Scherrer Institute - Baltensperger, Urs; Cyprus Institute - Christoudias, Theodoros; California Institute of Technology - Flagan, Richard C.; Paul Scherrer Institute - El Haddad, Imad; University of Tartu - Junninen, Heikki; Karlsruhe Institute of Technology - Möhler, Ottmar; Stockholm University - Riipinen, Ilona; Tofwerk (Switzerland) - Rohner, Urs; University of Eastern Finland - Schobesberger, Siegfried; University of Colorado Boulder - Volkamer, Rainer; University of Vienna - Winkler, Paul M.; University of Innsbruck - Hansel, Armin; University of Helsinki - Lehtipalo, Katrianne; Carnegie Mellon University - Donahue, Neil M.; Max Planck Institute for Chemistry - Lelieveld, Jos; Max Planck Institute for Chemistry - Harder, Hartwig; University of Helsinki - Kulmala, Markku; Aerodyne Research - Worsnop, Doug R.; European Organization for Nuclear Research - Kirkby, Jasper; Goethe University Frankfurt - Curtius, Joachim; University of Helsinki - He, Xu-Cheng
- Role of iodine oxoacids in atmospheric aerosol nucleation: data resources(2021-03-01) He, Xu-Cheng; Tham, Yee Jun; Dada, Lubna; Wang, Mingyi; Finkenzeller, Henning; Stolzenburg, Dominik; Iyer, Siddharth; Simon, Mario; Kürten, Andreas; Shen, Jiali; Rörup, Birte; Rissanen, Matti; Schobesberger, Siegfried; Baalbaki, Rima; Wang, Dongyu S.; Koenig, Theodore K.; Jokinen, Tuija; Sarnela, Nina; Beck, Lisa; João Almeida; Amanatidis, Stavros; Amorim, Antonio; Ataei, Farnoush; Baccarini, Andrea; Bertozzi, Barbara; Bianchi, Federico; Brilke, Sophia; Caudillo, Lucía; Chen, Dexian; Chiu, Randall; Chu, Biwu; Dias, António; Ding, Aijun; Dommen, Josef; Duplissy, Jonathan; El Haddad, Imad; Gonzalez Carracedo, Loïc; Granzin, Manuel; Hansel, Armin; Heinritzi, Martin; Hofbauer, Victoria; Junninen, Heikki; Kangasluoma, Juha; Kemppainen, Deniz; Kim, Changhyuk; Kong, Weimeng; Krechmer, Jordan E.; Kvashnin, Aleksandr; Laitinen, Totti; Lamkaddam, Houssni; Lee, Chuan Ping; Lehtipalo, Katrianne; Leiminger, Markus; Li, Zijun; Makhmutov, Vladimir; Manninen, Hanna E.; Marie, Guillaume; Marten, Ruby; Mathot, Serge; Mauldin, Roy L.; Mentler, Bernhard; Möhler, Ottmar; Müller, Tatjana; Wei Nie; Onnela, Antti; Petäjä, Tuukka; Pfeifer, Joschka; Philippov, Maxim; Ranjithkumar, Ananth; Saiz-Lopez, Alfonso; Salma, Imre; Scholz, Wiebke; Schuchmann, Simone; Schulze, Benjamin; Steiner, Gerhard; Stozhkov, Yuri; Tauber, Christian; Tomé, António; Thakur, Roseline C.; Väisänen, Olli; Vazquez-Pufleau, Miguel; Wagner, Andrea C.; Wang, Yonghong; Weber, Stefan K.; Winkler, Paul M.; Wu, Yusheng; Xiao, Mao; Yan, Chao; Ye, Qing; Ylisirniö, Arttu; Zauner-Wieczorek, Marcel; Zha, Qiaozhi; Zhou, Putian; Flagan, Richard C.; Curtius, Joachim; Baltensperger, Urs; Kulmala, Markku; Kerminen, Veli-Matti; Kurtén, Theo; Donahue, Neil M.; Volkamer, Rainer; Kirkby, Jasper; Worsnop, Douglas R.; Sipilä, Mikko; University of Helsinki - He, Xu-Cheng; University of Helsinki - Tham, Yee Jun; University of Helsinki - Dada, Lubna; Carnegie Mellon University - Wang, Mingyi; University of Colorado Boulder - Finkenzeller, Henning; University of Helsinki - Stolzenburg, Dominik; University of Helsinki - Iyer, Siddharth; Goethe University Frankfurt - Simon, Mario; Goethe University Frankfurt - Kürten, Andreas; University of Helsinki - Shen, Jiali; University of Helsinki - Rörup, Birte; University of Helsinki - Rissanen, Matti; University of Eastern Finland - Schobesberger, Siegfried; University of Helsinki - Baalbaki, Rima; Paul Scherrer Institute - Wang, Dongyu S.; University of Colorado Boulder - Koenig, Theodore K.; University of Helsinki - Jokinen, Tuija; University of Helsinki - Sarnela, Nina; University of Helsinki - Beck, Lisa; CERN - João Almeida; California Institute of Technology - Amanatidis, Stavros; Universidade de Lisboa - Amorim, Antonio; Leibnbiz Institute fot Tropospheric Research - Ataei, Farnoush; Paul Scherrer Institute - Baccarini, Andrea; Karlsruhe Institute of Technology - Bertozzi, Barbara; University of Helsinki - Bianchi, Federico; University of Vienna - Brilke, Sophia; Goethe University Frankfurt - Caudillo, Lucía; Carnegie Mellon University - Chen, Dexian; University of Colorado Boulder - Chiu, Randall; University of Helsinki - Chu, Biwu; Universidade de Lisboa - Dias, António; Nanjing University - Ding, Aijun; Paul Scherrer Institute - Dommen, Josef; University of Helsinki - Duplissy, Jonathan; Paul Scherrer Institute - El Haddad, Imad; University of Vienna - Gonzalez Carracedo, Loïc; Goethe University Frankfurt - Granzin, Manuel; University of Innsbruck - Hansel, Armin; Goethe University Frankfurt - Heinritzi, Martin; Carnegie Mellon University - Hofbauer, Victoria; University of Tartu - Junninen, Heikki; University of Helsinki - Kangasluoma, Juha; University of Helsinki - Kemppainen, Deniz; Pusan National University - Kim, Changhyuk; California Institute of Technology - Kong, Weimeng; Aerodyne Research - Krechmer, Jordan E.; Russian Academy of Sciences - Kvashnin, Aleksandr; University of Helsinki - Laitinen, Totti; Paul Scherrer Institute - Lamkaddam, Houssni; Paul Scherrer Institute - Lee, Chuan Ping; University of Helsinki - Lehtipalo, Katrianne; University of Innsbruck - Leiminger, Markus; University of Eastern Finland - Li, Zijun; Russian Academy of Sciences - Makhmutov, Vladimir; CERN - Manninen, Hanna E.; Goethe University Frankfurt - Marie, Guillaume; Paul Scherrer Institute - Marten, Ruby; CERN - Mathot, Serge; University of Colorado Boulder - Mauldin, Roy L.; University of Innsbruck - Mentler, Bernhard; Karlsruhe Institute of Technology - Möhler, Ottmar; Goethe University Frankfurt - Müller, Tatjana; Nanjing University - Wei Nie; CERN - Onnela, Antti; University of Helsinki - Petäjä, Tuukka; CERN - Pfeifer, Joschka; Russian Academy of Sciences - Philippov, Maxim; University of Leeds - Ranjithkumar, Ananth; Instituto de Química Física Rocasolano - Saiz-Lopez, Alfonso; Eötvös University - Salma, Imre; University of Innsbruck - Scholz, Wiebke; CERN - Schuchmann, Simone; California Institute of Technology - Schulze, Benjamin; University of Innsbruck - Steiner, Gerhard; Russian Academy of Sciences - Stozhkov, Yuri; University of Vienna - Tauber, Christian; University of Beira Interior - Tomé, António; University of Helsinki - Thakur, Roseline C.; University of Eastern Finland - Väisänen, Olli; University of Vienna - Vazquez-Pufleau, Miguel; University of Colorado Boulder - Wagner, Andrea C.; University of Helsinki - Wang, Yonghong; CERN - Weber, Stefan K.; University of Vienna - Winkler, Paul M.; University of Helsinki - Wu, Yusheng; Paul Scherrer Institute - Xiao, Mao; University of Helsinki - Yan, Chao; Carnegie Mellon University - Ye, Qing; University of Eastern Finland - Ylisirniö, Arttu; Goethe University Frankfurt - Zauner-Wieczorek, Marcel; University of Helsinki - Zha, Qiaozhi; University of Helsinki - Zhou, Putian; California Institute of Technology - Flagan, Richard C.; Goethe University Frankfurt - Curtius, Joachim; Paul Scherrer Institute - Baltensperger, Urs; University of Helsinki - Kulmala, Markku; University of Helsinki - Kerminen, Veli-Matti; University of Helsinki - Kurtén, Theo; Carnegie Mellon University - Donahue, Neil M.; University of Colorado Boulder - Volkamer, Rainer; CERN - Kirkby, Jasper; Aerodyne Research - Worsnop, Douglas R.; University of Helsinki - Sipilä, Mikko
- Zeppelin-led study on the onset of new particle formation in the planetary boundary layer: dataset(2021-04-01) Lampilahti, Janne; Manninen, Hanna E.; Nieminen, Tuomo; Mirme, Sander; Ehn, Mikael; Pullinen, Iida; Leino, Katri; Schobesberger, Siegfried; Kangasluoma, Juha; Kontkanen, Jenni; Järvinen, Emma; Väänänen, Riikka; Yli-Juuti, Taina; Krecji, Radovan; Lehtipalo, Katrianne; Levula, Janne; Mirme, Aadu; Decesari, Stefano; Tillmann, Ralf; Worsnop, Douglas R.; Rohrer, Franz; Petäjä, Tuukka; Kerminen, Veli-Matti; Mentel, Thomas F.; Kulmala, Markku; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Lampilahti, Janne; CERN, CH-1211 Geneva, Switzerland. - Manninen, Hanna E.; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Nieminen, Tuomo; Institute of Physics, University of Tartu, Tartu, Estonia. - Mirme, Sander; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Ehn, Mikael; Department of Applied Physics, University of Eastern Finland, Kuopio, Finland. - Pullinen, Iida; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Leino, Katri; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland and Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Schobesberger, Siegfried; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Kangasluoma, Juha; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Kontkanen, Jenni; National Center for Atmospheric Research, Boulder, CO, USA - Järvinen, Emma; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Väänänen, Riikka; Department of Applied Physics, University of Eastern Finland, Kuopio, Finland. - Yli-Juuti, Taina; Department of Environmental Science & Bolin Centre for Climate research, Stockholm University, Stockholm, Sweden - Krecji, Radovan; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland and Finnish Meteorological Institute, Helsinki, Finland. - Lehtipalo, Katrianne; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Levula, Janne; Institute of Physics, University of Tartu, Tartu, Estonia. - Mirme, Aadu; Istituto di Scienze dell'Atmosfera e del Clima, CNR, Bologna, Italy. - Decesari, Stefano; Institute for Energy and Climate Research, IEK-8, Forschungszentrum Jülich GmbH, Jülich, Germany. - Tillmann, Ralf; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland., Department of Applied Physics, University of Eastern Finland, Kuopio, Finland and Aerodyne Research Inc, Billerica, MA, USA. - Worsnop, Douglas R.; Institute for Energy and Climate Research, IEK-8, Forschungszentrum Jülich GmbH, Jülich, Germany. - Rohrer, Franz; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland and Joint International Research Laboratory of Atmospheric and Earth System Sciences, Nanjing. University, Nanjing, China. - Petäjä, Tuukka; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland. - Kerminen, Veli-Matti; Institute for Energy and Climate Research, IEK-8, Forschungszentrum Jülich GmbH, Jülich, Germany. - Mentel, Thomas F.; Institute for Atmospheric and Earth System Research / Physics, Faculty of Science, University of Helsinki, Helsinki, Finland., Joint International Research Laboratory of Atmospheric and Earth System Sciences, Nanjing. University, Nanjing, China and Aerosol and Haze Laboratory, Beijing Advanced Innovation Center for Soft Matter Science and Engineering, Beijing University of Chemical Technology, Beijing, China. - Kulmala, Markku