Atmos. Chem. Phys., 20, 1817–1838, 2020 https://doi.org/10.5194/acp-20-1817-2020 © Author(s) 2020. This work is distributed under the Creative Commons Attribution 4.0 License. Using flow cytometry and light-induced fluorescence to characterize the variability and characteristics of bioaerosols in springtime in Metro Atlanta, Georgia Arnaldo Negron1,2, Natasha DeLeon-Rodriguez3,a, Samantha M. Waters1,b, Luke D. Ziemba4, Bruce Anderson4, Michael Bergin5, Konstantinos T. Konstantinidis6,3, and Athanasios Nenes1,7,8 1School of Earth and Atmospheric Sciences, Georgia Institute of Technology, Atlanta, GA 30332, USA 2School of Chemical and Biomolecular Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USA 3School of Biology, Georgia Institute of Technology, Atlanta, GA 30332, USA 4School of Biological Sciences, Chemistry and Dynamics Branch/Science Directorate, National Aeronautics and Space Administration Langley Research Center, Hampton, VA 23681, USA 5Department of Civil and Environmental Engineering, Duke University, Durham, NC 2770, USA 6School of Civil and Environmental Engineering, Georgia Institute of Technology, Atlanta, GA 30332, USA 7Institute for Chemical Engineering Science, Foundation for Research and Technology Hellas, Patra, 26504, Greece 8Laboratory of Atmospheric Processes and their Impacts (LAPI), School of Architecture, Civil & Environmental Engineering, Ecole Polytechnique Fédérale de Lausanne, Lausanne, 1015, Switzerland acurrently at: Puerto Rico Science, Technology and Research Trust, Rio Piedras, 00927, Puerto Rico bcurrently at: Department of Marine Sciences, University of Georgia, Athens, GA 30602-3636, USA Correspondence: Konstantinos T. Konstantinidis (
[email protected]) and Athanasios Nenes (athanasios.nenes@epfl.ch) Received: 9 October 2018 – Discussion started: 30 October 2018 Revised: 12 September 2019 – Accepted: 22 September 2019 – Published: 14 February 2020 Abstract.