12:45pm - 1:00pm
FR2-5: 1

Impact of forest management on biogenic volatile organic compounds emission and secondary organic aerosol formation from a boreal forest

Yiwei Gong¹, Cheng Wu^2,3,4, Radovan Krejci^3,4, Claudia Mohr^1,3,4,5

¹Laboratory of Atmospheric Chemistry, Paul Scherrer Institute, 5232 Villigen, Switzerland; ²Department of Chemistry and Molecular Biology, University of Gothenburg, Gothenburg, Sweden; ³Department of Environmental Science, Stockholm University, Stockholm, Sweden; ⁴Bolin Centre for Climate Research, Stockholm University, 11418 Stockholm, Sweden; ⁵Department of Environmental System Science, ETH Zürich, 8006 Zürich, Switzerland

1:00pm - 1:15pm
FR2-5: 2

The fate of organic aerosol in the presence of fog in the Italian Po Valley

Yvette Gramlich¹, Fredrik Mattsson^2,3, Sophie L. Haslett^2,3, Liine Heikkinen^2,3, Almuth Neuberger^2,3, Marco Paglinoe⁴, Matteo Rinaldi⁴, Jing Cai^5,6, Nora Zannoni⁴, Angela Marinoni⁴, Sarah Steimer^2,3, Ilona Riipinen^2,3, Paul Zieger^2,3, Stefano Decesari⁴, Claudia Mohr^1,7

¹PSI Center for Energy and Environmental Sciences, 5232 Villigen PSI, Switzerland; ²Department of Environmental Science, Stockholm University, 11418 Stockholm, Sweden; ³Bolin Centre for Climate Research, Stockholm University, 11418 Stockholm, Sweden; ⁴Italian National Research Council-Institute of Atmospheric Sciences and Climate, 40129 Bologna, Italy; ⁵Institute for Atmospheric and Earth System Research, University of Helsinki, 00014 Helsinki, Finland; ⁶Nanjing University of Information Science & Technology, China; ⁷Department of Environmental Systems Science, ETH Zürich, 8006 Zürich, Switzerland

1:15pm - 1:30pm
FR2-5: 3

Characterization of Secondary Organic Aerosols in an urban forest in São Paulo, Brazil, using CHARON-PTR-ToF-MS.

Olatunde Murana¹, Sebastien Dusanter¹, Joel F. de Brito¹, Marina Jamar¹, Veronique Riffault¹, Adalgiza Fornaro², Agnes Borbon³

¹IMT Nord Europe, Institut Mines-Télécom, Univ. Lille, Centre for Energy and Environment, 59000, Lille, France;; ²Dept. Ciências Atmosféricas, Instituto de Astronomia, Geofísica e Ciências Atmosféricas, Univ. São Paulo (IAG-USP), 05508-090, Brazil;; ³Univ: Clermont Auvergne, CNRS, LaMP, OPGC, F-63000, Clermont-Ferrand, France

1:30pm - 1:45pm
FR2-5: 4

Molecular Insights into Seasonal Trends in Organic Gases and Particle in a Polluted Megacity: From Anthropogenic to Biogenic emissions

LU QI^1,2, Zhenzhen Niu³, ChuanPing Lee², Liwei Wang², Shaofei Kong³, Qiyuan Wang⁴, Junji Cao⁵, Andre Prevot², Jay Slowik²

¹Institute for Atmospheric and Earth System Research (INAR), University of Helsinki, Finland; ²Laboratory of Atmospheric Chemistry, Paul Scherrer Institute, Villigen PSI, Switzerland; ³Department of Atmospheric Sciences, China University of Geosciences, Wuhan, China; ⁴Institute of Earth Environment, Chinese Academy of Sciences, Xi’an, China; ⁵Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China

1:45pm - 2:00pm
FR2-5: 5

Tracking the Aging of Biomass Burning Organic Aerosols: Molecular Insights from Punjab’s Stubble Fires and Their Implications for South Asia’s Haze

Yufang Hao¹, Vikas Goel², Anjanay Pandey³, Ajit Kumar³, Mohammad Faisal^1,3, Umer Ali², Abhishek Kumar Upadhyay¹, Peeyush Khare¹, Manos Manousakas¹, Jens Top¹, Mihnea Surdu¹, David Bell¹, Lu Liu¹, Siyao Yue¹, Qizhi Xu¹, Imtiaz Ahmed⁴, Rishabh Singh⁴, Padam .⁴, Sumit Kumar Mishra⁴, Mayank Kumar², Vikram Singh³, Jay Gates Slowik¹, Imad El Haddad¹, Andre Prevot¹, Kaspar Rudolf Dällenbach¹

¹Paul Scherre Institute, Switzerland; ²Department of Mechanical Engineering, Indian Institute of Technology Delhi, New Delhi, India; ³Department of Chemical Engineering, Indian Institute of Technology Delhi, New Delhi, India; ⁴Academy of Scientific and Innovative Research (AcSIR), India