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André Welti

finnish meteorological institute

40H-index
228Paper Count
5.5KCitation Count
Published Papers 56
Publication Date
Cloud condensation experiments probe nanoscale effects on water vapor adsorption by insoluble particles
err2026-07-15
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errOAAI
errAri Laaksonen; Ana A. Piedehierro; Linnea Mustonen; Yrjö Viisanen; Golnaz Roudsari; Ali Afzalifar; André Welti
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Role of methanesulfonic acid in atmospheric particle nucleation and growth
errNature
IF48.5
err2026-06-24
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PREAI
errRima Baalbaki; Jiali Shen; Mario Simon; Hannah Klebach; Samuel Ruhl; Jenna DeVivo; Mingyi Wang; Wiebke Scholz; Lubna Dada; Birte Rörup; Dominik Stolzenburg; Hanna E. Manninen; Eva Sommer; Lucía Caudillo-Plath; Guillaume Marie; Martin Friedrich; Wenjuan Yu; Markus Leiminger; Dina Alfaouri; Antonio Amorim; Tatjana Arnoldi-Meadows; Hannah Beckmann; Moritz Berntheusel; Steffen Bräkling; Zoé Brasseur; Randall Chiu; Jonathan Duplissy; Henning Finkenzeller; Martin Heinritzi; Felix Kunkler; Houssni Lamkaddam; Brandon Lopez; Naser Mahfouz; Vladimir Makhmutov; Monica Martinez; Ruby Marten; Dario Massabo; Roy Mauldin; Bernhard Mentler; Markus Müller; Maxim Philippov; Ana A. Piedehierro; Pedro Rato; Tobias Reinecke; Sarah Richter; Douglas M. Russell; Benjamin Schulze; Mihnea Surdu; Roseline Thakur; Yee Jun Tham; Ping Tian; António Tomé; Yandong Tong; Jens Top; Andrea C. Wagner; Dongyu S. Wang; Yonghong Wang; Ryan X. Ward; Stefan K. Weber; André Welti; Yusheng Wu; Marcel Zauner-Wieczorek; Jiangyi Zhang; Joachim Curtius; Neil M. Donahue; Imad El Haddad; Richard C. Flagan; Armin Hansel; Hartwig Harder; Andreas Kürten; Tuukka Petäjä; Siegfried Schobesberger; Mikko Sipilä; Rainer Volkamer; Paul M. Winkler; Douglas R. Worsnop; Theodoros Christoudias; Andrea Pozzer; Markku Kulmala; Jasper Kirkby; Katrianne Lehtipalo; Xu-Cheng He
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Evaluation of different sampling methods to determine the ice-nucleating particle concentration in the atmosphere using the GRAnada Ice Nuclei Spectrometer (GRAINS)
err2026-04-22
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errOAAI
errElena Bazo; Olga Ruiz-Galera; Lucas Alados-Arboledas; Alexander Böhmländer; Kristina Höhler; Najin Kim; Larissa Lacher; Ottmar Möhler; Frascisco José Olmo; German Perez Fogwill; Ana A. Piedehierro; Nsikanabasi Silas Umo; André Welti; Gloria Titos; Alberto Cazorla
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Laboratory Experiments on Savannah and European Boreal Forest Fire Emissions
err2026-04-09
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errOAAI
errV. Vakkari; L. Vettikkat; S. Kommula; A. Mukherjee; L. Hao; J. Backman; A. Buchholz; N. Gawlitta; M. Ihalainen; K. Jaars; K. Köster; V. Le; P. Miettinen; A. Nissinen; H. Czech; M. Alton; J. Passig; S. Peltokorpi; A. A. Piedehierro; I. Pullinen; E. I. Rosewig; S. Schobesberger; D. Shukla; S. J. Siebert; M. Somero; A. Virkkula; A. Welti; P. Yli-Pirilä; A. Ylisirniö; R. Zimmermann; P. G. van Zyl; A. Virtanen; O. Sippula
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Homogeneous ice nucleation in adsorbed water films: a theoretical approach
err2025-09-25
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errOAAI
errLaaksonen, Ari; Roudsari, Golnaz; Piedehierro, Ana A.; Welti, Andre
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A diagonal volatility basis set to assess the condensation of organic vapors onto particles
err2025-07-21
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errOAAI
errBrandon Lopez; Nirvan Bhattacharyya; Jenna DeVivo; Mingyi Wang; Lucia Caudillo; Mihnea Surdu; Federico Bianchi; Zoé Brasseur; Angela Buchholz; Dexian Chen; Jonathan Duplissy; Xucheng He; Victoria Hofbauer; Naser Mahfouz; Vladimir Makhmutov; Ruby Marten; Bernhard Mentler; Maxim Philippov; Meredith Schervish; Dongyu Wang; Stefan K Weber; André Welti; Imad El Haddad; Katrianne Lehtipalo; Markku Kulmala; Doug Worsnop; Jasper Kirkby; Roy Lee Mauldin; Dominik Stolzenburg; Siegfried Schobesberger; Richard Flagan; Neil McPherson Donahue
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Exploring the processes controlling secondary inorganic aerosol: evaluating the global GEOS-Chem simulation using a suite of aircraft campaigns
err2025-01-21
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errOAAI
errNorman, Olivia G.; Heald, Colette L.; Bililign, Solomon; Campuzano-Jost, Pedro; Coe, Hugh; Fiddler, Marc N.; Green, Jaime R.; Jimenez, Jose L.; Kaiser, Katharina; Liao, Jin; Middlebrook, Ann M.; Nault, Benjamin A.; Nowak, John B.; Schneider, Johannes; Welti, Andre
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Terrestrial and marine sources of ice nucleating particles in the Eurasian Arctic
err2025-01-01
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errOAAI
errLi, Guangyu; Welti, Andre; Rocchi, Arianna; Fogwill, German Perez; Dall'Osto, Manuel; Kanji, Zamin A.
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Water Vapor Adsorption-Desorption Hysteresis Due to Clustering of Water on Nonporous Surfaces
err2024-09-12
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errOAAI
errViisanen, Yrjo; Lbadaoui-Darvas, Maria; Piedehierro, Ana Alvarez; Welti, Andre; Nenes, Athanasios; Laaksonen, Ari
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Glucose Enhances Salinity-Driven Sea Spray Aerosol Production in Eastern Arctic Waters
err2024-05-06
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errOAAI
errRocchi, Arianna; von Jackowski, Anabel; Welti, Andre; Li, Guangyu; Kanji, Zamin A.; Povazhnyy, Vasiliy; Engel, Anja; Schmale, Julia; Nenes, Athanasios; Berdalet, Elisa; Simo, Rafel; Dall'Osto, Manuel
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Nitrate Radicals Suppress Biogenic New Particle Formation from Monoterpene Oxidation
err2024-01-08
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errOAAI
errLi, Dandan; Huang, Wei; Wang, Dongyu; Wang, Mingyi; Thornton, Joel A.; Caudillo, Lucia; Rorup, Birte; Marten, Ruby; Scholz, Wiebke; Finkenzeller, Henning; Marie, Guillaume; Baltensperger, Urs; Bell, David M.; Brasseur, Zoe; Curtius, Joachim; Dada, Lubna; Duplissy, Jonathan; Gong, Xianda; Hansel, Armin; He, Xu-Cheng; Hofbauer, Victoria; Junninen, Heikki; Krechmer, Jordan E.; Kurten, Andreas; Lamkaddam, Houssni; Lehtipalo, Katrianne; Lopez, Brandon; Ma, Yingge; Mahfouz, Naser G. A.; Manninen, Hanna E.; Mentler, Bernhard; Perrier, Sebastien; Petaja, Tuukka; Pfeifer, Joschka; Philippov, Maxim; Schervish, Meredith; Schobesberger, Siegfried; Shen, Jiali; Surdu, Mihnea; Tomaz, Sophie; Volkamer, Rainer; Wang, Xinke; Weber, Stefan K.; Welti, Andre; Worsnop, Douglas R.; Wu, Yusheng; Yan, Chao; Zauner-Wieczorek, Marcel; Kulmala, Markku; Kirkby, Jasper; Donahue, Neil M.; George, Christian; El-Haddad, Imad; Bianchi, Federico; Riva, Matthieu
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African dust transport and deposition modelling verified through a citizen science campaign in Finland
err2023-12-04
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errOAAI
errMeinander, Outi; Kouznetsov, Rostislav; Uppstu, Andreas; Sofiev, Mikhail; Kaakinen, Anu; Salminen, Johanna; Rontu, Laura; Welti, Andre; Francis, Diana; Piedehierro, Ana A.; Heikkila, Pasi; Heikkinen, Enna; Laaksonen, Ari
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Measurement of the collision rate coefficients between atmospheric ions and multiply charged aerosol particles in the CERN CLOUD chamber
err2023-06-20
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errOAAI
errPfeifer, Joschka; Mahfouz, Naser G. A.; Schulze, Benjamin C.; Mathot, Serge; Stolzenburg, Dominik; Baalbaki, Rima; Brasseur, Zoe; Caudillo, Lucia; Dada, Lubna; Granzin, Manuel; He, Xu-Cheng; Lamkaddam, Houssni; Lopez, Brandon; Makhmutov, Vladimir; Marten, Ruby; Mentler, Bernhard; Mueller, Tatjana; Onnela, Antti; Philippov, Maxim; Piedehierro, Ana A.; Rorup, Birte; Schervish, Meredith; Tian, Ping; Umo, Nsikanabasi S.; Wang, Dongyu S.; Wang, Mingyi; Weber, Stefan K.; Welti, Andre; Wu, Yusheng; Zauner-Wieczorek, Marcel; Amorim, Antonio; El Haddad, Imad; Kulmala, Markku; Lehtipalo, Katrianne; Petaja, Tuukka; Tome, Antonio; Mirme, Sander; Manninen, Hanna E.; Donahue, Neil M.; Flagan, Richard C.; Kuerten, Andreas; Curtius, Joachim; Kirkby, Jasper
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An intercomparison study of four different techniques for measuring the chemical composition of nanoparticles
err2023-06-15
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errOAAI
errCaudillo, Lucia; Surdu, Mihnea; Lopez, Brandon; Wang, Mingyi; Thoma, Markus; Brakling, Steffen; Buchholz, Angela; Simon, Mario; Wagner, Andrea C.; Mueller, Tatjana; Granzin, Manuel; Heinritzi, Martin; Amorim, Antonio; Bell, David M.; Brasseur, Zoe; Dada, Lubna; Duplissy, Jonathan; Finkenzeller, Henning; He, Xu-Cheng; Lamkaddam, Houssni; Mahfouz, Naser G. A.; Makhmutov, Vladimir; Manninen, Hanna E.; Marie, Guillaume; Marten, Ruby; Mauldin, Roy L.; Mentler, Bernhard; Onnela, Antti; Petaja, Tuukka; Pfeifer, Joschka; Philippov, Maxim; Piedehierro, Ana A.; Rorup, Birte; Scholz, Wiebke; Shen, Jiali; Stolzenburg, Dominik; Tauber, Christian; Tian, Ping; Tome, Antonio; Umo, Nsikanabasi Silas; Wang, Dongyu S.; Wang, Yonghong; Weber, Stefan K.; Welti, Andre; Zauner-Wieczorek, Marcel; Baltensperger, Urs; Flagan, Richard C.; Hansel, Armin; Kirkby, Jasper; Kulmala, Markku; Lehtipalo, Katrianne; Worsnop, Douglas R.; El Haddad, Imad; Donahue, Neil M.; Vogel, Alexander L.; Kuerten, Andreas; Curtius, Joachim
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Molecular Understanding of the Enhancement in Organic Aerosol Mass at High Relative Humidity
err2023-01-30
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errOAAI
errSurdu, Mihnea; Lamkaddam, Houssni; Wang, Dongyu S.; Bell, David M.; Xiao, Mao; Lee, Chuan Ping; Li, Dandan; Caudillo, Lucia; Marie, Guillaume; Scholz, Wiebke; Wang, Mingyi; Lopez, Brandon; Piedehierro, Ana A. .; Ataei, Farnoush; Baalbaki, Rima; Bertozzi, Barbara; Bogert, Pia; Brasseur, Zoe; Dada, Lubna; Duplissy, Jonathan; Finkenzeller, Henning; He, Xu-Cheng; Hohler, Kristina; Korhonen, Kimmo; Krechmer, Jordan E.; Lehtipalo, Katrianne; Mahfouz, Naser G. A. .; Manninen, Hanna E.; Marten, Ruby; Massabo, Dario; Mauldin, Roy; Petaja, Tuukka; Pfeifer, Joschka; Philippov, Maxim; Rorup, Birte; Simon, Mario; Shen, Jiali; Umo, Nsikanabasi Silas; Vogel, Franziska; Weber, Stefan K. .; Zauner-Wieczorek, Marcel; Volkamer, Rainer; Saathoff, Harald; Moehler, Ottmar; Kirkby, Jasper; Worsnop, Douglas R.; Kulmala, Markku; Stratmann, Frank; Hansel, Armin; Curtius, Joachim; Welti, Andre; Riva, Matthieu; Donahue, Neil M.; Baltensperger, Urs; El Haddad, Imad
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High Gas-Phase Methanesulfonic Acid Production in the OH-Initiated Oxidation of Dimethyl Sulfide at Low Temperatures
err2022-09-22
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errOAAI
errShen, Jiali; Scholz, Wiebke; He, Xu-Cheng; Zhou, Putian; Marie, Guillaume; Wang, Mingyi; Marten, Ruby; Surdu, Mihnea; Rorup, Birte; Baalbaki, Rima; Amorim, Antonio; Ataei, Farnoush; Bell, David M.; Bertozzi, Barbara; Brasseur, Zoe; Caudillo, Lucia; Chen, Dexian; Chu, Biwu; Dada, Lubna; Duplissy, Jonathan; Finkenzeller, Henning; Granzin, Manuel; Guida, Roberto; Heinritzi, Martin; Hofbauer, Victoria; Iyer, Siddharth; Kemppainen, Deniz; Kong, Weimeng; Krechmer, Jordan E.; Kuerten, Andreas; Lamkaddam, Houssni; Lee, Chuan Ping; Lopez, Brandon; Mahfouz, Naser G. A.; Manninen, Hanna E.; Massabo, Dario; Mauldin, Roy L.; Mentler, Bernhard; Mueller, Tatjana; Pfeifer, Joschka; Philippov, Maxim; Piedehierro, Ana A.; Roldin, Pontus; Schobesberger, Siegfried; Simon, Mario; Stolzenburg, Dominik; Tham, Yee Jun; Tome, Antonio; Umo, Nsikanabasi Silas; Wang, Dongyu; Wang, Yonghong; Weber, Stefan K.; Welti, Andre; de Jonge, Robin Wollesen; Wu, Yusheng; Zauner-Wieczorek, Marcel; Zust, Felix; Baltensperger, Urs; Curtius, Joachim; Flagan, Richard C.; Hansel, Armin; Moehler, Ottmar; Petaja, Tuukka; Volkamer, Rainer; Kulmala, Markku; Lehtipalo, Katrianne; Rissanen, Matti; Kirkby, Jasper; El-Haddad, Imad; Bianchi, Federico; Sipila, Mikko; Donahue, Neil M.; Worsnop, Douglas R.
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Circum-Antarctic abundance and properties of CCN and INPs
err2022-07-29
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errOAAI
errTatzelt, Christian; Henning, Silvia; Welti, Andre; Baccarini, Andrea; Hartmann, Markus; Gysel-Beer, Martin; van Pinxteren, Manuela; Modini, Robin L.; Schmale, Julia; Stratmann, Frank
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Chemical composition of nanoparticles from α-pinene nucleation and the influence of isoprene and relative humidity at low temperature
err2021-11-25
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errOAAI
errCaudillo, Lucia; Rorup, Birte; Heinritzi, Martin; Marie, Guillaume; Simon, Mario; Wagner, Andrea C.; Mueller, Tatjana; Granzin, Manuel; Amorim, Antonio; Ataei, Farnoush; Baalbaki, Rima; Bertozzi, Barbara; Brasseur, Zoe; Chiu, Randall; Chu, Biwu; Dada, Lubna; Duplissy, Jonathan; Finkenzeller, Henning; Carracedo, Loic Gonzalez; He, Xu-Cheng; Hofbauer, Victoria; Kong, Weimeng; Lamkaddam, Houssni; Lee, Chuan P.; Lopez, Brandon; Mahfouz, Naser G. A.; Makhmutov, Vladimir; Manninen, Hanna E.; Marten, Ruby; Massabo, Dario; Mauldin, Roy L.; Mentler, Bernhard; Molteni, Ugo; Onnela, Antti; Pfeifer, Joschka; Philippov, Maxim; Piedehierro, Ana A.; Schervish, Meredith; Scholz, Wiebke; Schulze, Benjamin; Shen, Jiali; Stolzenburg, Dominik; Stozhkov, Yuri; Surdu, Mihnea; Tauber, Christian; Tham, Yee Jun; Tian, Ping; Tome, Antonio; Vogt, Steffen; Wang, Mingyi; Wang, Dongyu S.; Weber, Stefan K.; Welti, Andre; Wang Yonghong; Wu Yusheng; Zauner-Wieczorek, Marcel; Baltensperger, Urs; El Haddad, Imad; Flagan, Richard C.; Hansel, Armin; Hoehler, Kristina; Kirkby, Jasper; Kulmala, Markku; Lehtipalo, Katrianne; Moehler, Ottmar; Saathoff, Harald; Volkamer, Rainer; Winkler, Paul M.; Donahue, Neil M.; Kuerten, Andreas; Curtius, Joachim
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Terrestrial or marine - indications towards the origin of ice-nucleating particles during melt season in the European Arctic up to 83.7° N
err2021-08-04
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errHartmann, Markus; Gong, Xianda; Kecorius, Simonas; van Pinxteren, Manuela; Vogl, Teresa; Welti, Andre; Wex, Heike; Zeppenfeld, Sebastian; Herrmann, Hartmut; Wiedensohler, Alfred; Stratmann, Frank
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