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Multicomponent new particle formation from sulfuric acid, ammonia, and biogenic vapors

  • Katrianne Lehtipalo
  • , Chao Yan
  • , Lubna Dada
  • , Federico Bianchi
  • , Mao Xiao
  • , Robert Wagner
  • , Dominik Stolzenburg
  • , Lauri R. Ahonen
  • , Antonio Amorim
  • , Andrea Baccarini
  • , Paulus S. Bauer
  • , Bernhard Baumgartner
  • , Anton Bergen
  • , Anne Kathrin Bernhammer
  • , Martin Breitenlechner
  • , Sophia Brilke
  • , Angela Buchholz
  • , Stephany Buenrostro Mazon
  • , Dexian Chen
  • , Xuemeng Chen
  • Antonio Dias, Josef Dommen, Danielle C. Draper, Jonathan Duplissy, Mikael Ehn, Henning Finkenzeller, Lukas Fischer, Carla Frege, Claudia Fuchs, Olga Garmash, Hamish Gordon, Jani Hakala, Xucheng He, Liine Heikkinen, Martin Heinritzi, Johanna C. Helm, Victoria Hofbauer, Christopher R. Hoyle, Tuija Jokinen, Juha Kangasluoma, Veli Matti Kerminen, Changhyuk Kim, Jasper Kirkby, Jenni Kontkanen, Andreas Kürten, Michael J. Lawler, Huajun Mai, Serge Mathot, Roy L. Mauldin, Ugo Molteni, Leonid Nichman, Wei Nie, Tuomo Nieminen, Andrea Ojdanic, Antti Onnela, Monica Passananti, Tuukka Petäjä, Felix Piel, Veronika Pospisilova, Lauriane L.J. Quéléver, Matti P. Rissanen, Clémence Rose, Nina Sarnela, Simon Schallhart, Simone Schuchmann, Kamalika Sengupta, Mario Simon, Mikko Sipilä, Christian Tauber, António Tomé, Jasmin Tröstl, Olli Väisänen, Alexander L. Vogel, Rainer Volkamer, Andrea C. Wagner, Mingyi Wang, Lena Weitz, Daniela Wimmer, Penglin Ye, Arttu Ylisirniö, Qiaozhi Zha, Kenneth S. Carslaw, Joachim Curtius, Neil M. Donahue, Richard C. Flagan, Armin Hansel, Ilona Riipinen, Annele Virtanen, Paul M. Winkler, Urs Baltensperger, Markku Kulmala, Douglas R. Worsnop
  • University of Helsinki
  • Paul Scherrer Institute (PSI)
  • Finnish Meteorological Institute (FMI)
  • University of Vienna
  • Universidade de Lisboa
  • Goethe University Frankfurt
  • University of Innsbruck
  • IONICON Analytik GmbH
  • Harvard University
  • University of Clermont Auvergne
  • University of Eastern Finland
  • Carnegie Mellon University
  • University of California Irvine (UCI)
  • University of Colorado Denver
  • University of Leeds
  • Swiss Federal Institute of Technology in Zurich (ETH Zürich)
  • Beijing University of Chemical Technology
  • California Institute of Technology
  • Pusan National University
  • European Organization for Nuclear Research (CERN)
  • Stockholm University
  • University of Manchester
  • National Research Council Canada (NRC)
  • Nanjing University
  • University of Beira Interior
  • Aerodyne Research Inc
  • Tampere University

Research output: Contribution to journal › Article › Scientific › peer-review

Abstract

A major fraction of atmospheric aerosol particles, which affect both air quality and climate, form from gaseous precursors in the atmosphere. Highly oxygenated organic molecules (HOMs), formed by oxidation of biogenic volatile organic compounds, are known to participate in particle formation and growth. However, it is not well understood how they interact with atmospheric pollutants, such as nitrogen oxides (NOx) and sulfur oxides (SOx) from fossil fuel combustion, as well as ammonia (NH3) from livestock and fertilizers. Here, we show how NOx suppresses particle formation, while HOMs, sulfuric acid, and NH3 have a synergistic enhancing effect on particle formation. We postulate a novel mechanism, involving HOMs, sulfuric acid, and ammonia, which is able to closely reproduce observations of particle formation and growth in daytime boreal forest and similar environments. The findings elucidate the complex interactions between biogenic and anthropogenic vapors in the atmospheric aerosol system.

Original languageEnglish
Article numbereaau5363
JournalScience advances
Volume4
Issue number12
DOIs
Publication statusPublished - 12 Dec 2018
MoE publication typeA1 Journal article-refereed

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