10:45am - 11:00am
FR1-1: 1

Molecular composition and sources of secondary organic aerosol in Sao Paulo, Brazil

Abdul Aziz Mohammad Kurdieh¹, Arianna Tronconi¹, Yufang Hao¹, Lubna Dada¹, Peeyush Khare^1,2, Jacques Florêncio³, Maria Lucia Campos³, Adalgiza Fornaro Fornaro⁴, Agnès Borbon⁵, Pamela Dominutti⁶, Jean Luc Jaffrezo⁶, Gaëlle Uzu⁶, Kaspar Rudolf Daellenbach¹

¹PSI Center for Energy and Environmental Sciences, Paul Scherrer Institute, 5232 Villigen, Switzerland; ²Institute of Climate and Energy Systems (ICE-³Troposphere, Forschungszentrum Jülich, 52428 Jülich, Germany; ³Department of Chemistry, University of São Paulo, Ribeirão Preto, SP, 14040-901, Brazil; ⁴Department of Atmospheric Sciences, Institute of Astronomy, Geophysics and Atmospheric Sciences, University of São Paulo, São Paulo, SP 05508-090, Brazil; ⁵Université Clermont-Auvergne, CNRS, UMR 6016, Laboratoire de Météorologie Physique (LaMP), Clermont-Ferrand 63000, France; ⁶Univ. Grenoble Alpes, IRD, CNRS, INRAE, Grenoble INP, IGE, 38000 Grenoble, France

11:00am - 11:15am
FR1-1: 2

PM10 source apportionment combining aerosol size and light absorption properties from high-time-resolution optical sensors: multi-year analysis, comparison with chemical speciation, and real-time implementation at an urban site in an Italian Alpine valley

Henri Diémoz¹, Francesca Barnaba², Luca Ferrero³, Annachiara Bellini¹, Claudia Désandré¹, Tiziana Magri¹, Caterina Mapelli^2,4, Devis Panont¹, Ivan K.F. Tombolato¹, Manuela Zublena¹

¹Regional Environmental Protection Agency - ARPA Valle d'Aosta, Saint-Christophe, Italy; ²National Research Council, Institute of Atmospheric Sciences and Climate, CNR-ISAC, Rome, Italy; ³GEMMA Center, Department of Earth and Environmental Sciences (DISAT), University of Milano-Bicocca, Milan, Italy; ⁴National Research Council, Institute of Methodologies for Environmental Analysis, CNR-IMAA, Tito Scalo, Italy

11:15am - 11:30am
FR1-1: 3

Multi-year observations at Irish coastal observatories reveal marine–continental aerosol dynamics and emerging trends

Vaios Moschos, Emmanuel Chevassus, Kirsten N. Fossum, Lu Lei, Vignesh Prabhu, Damien Martin, Darius Ceburnis, Colin O'Dowd, Jurgita Ovadnevaite

Centre for Climate and Air Pollution Studies, Physics, School of Natural Sciences, University of Galway, University Road, Galway H91 CF50, Ireland

11:30am - 11:45am
FR1-1: 4

Chemical Composition and Sources of Atmospheric Submicron Aerosols at a central site on the Qinghai-Tibet Plateau during Monsoon Period

Lin Liang¹, Shan Huang¹, Xiaoyue Wang¹, Yuan Liu¹, Weiwei Hu², Bin Yuan¹

¹College of Environment and Climate, Jinan University, Guangzhou, China; ²Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, China

11:45am - 12:00pm
FR1-1: 5

Turbulent Fluxes and Sources of Ultrafine Particles in a Mixed Urban Environment

Marianna Conte¹, Andreas Held², Armando Pelliccioni³, Stefano Decesari¹, Giampietro Casasanta¹, Stefania Argentini¹, Igor Petenko¹, Alessandro Conidi¹, Spartaco Ciampichetti¹, Daniela Cesari¹, Lorenzo Marinelli¹, Francesco Giannotti¹, Antonio Pennetta¹, Daniele Contini¹

¹Institute of Atmospheric Sciences and Climate, ISAC-CNR, Italy; ²Environmental Chemistry and Air Quality, Department of Environmental Science and Technology, Berlin; ³Department of Occupational and Environmental Medicine, Epidemiology and Hygiene, Workers’ Compensation Authority, Italy