Articles | Volume 11, issue 10
https://doi.org/10.5194/amt-11-5489-2018
https://doi.org/10.5194/amt-11-5489-2018
Research article
 | 
08 Oct 2018
Research article |  | 08 Oct 2018

Size-resolved online chemical analysis of nanoaerosol particles: a thermal desorption differential mobility analyzer coupled to a chemical ionization time-of-flight mass spectrometer

Andrea C. Wagner, Anton Bergen, Sophia Brilke, Claudia Fuchs, Markus Ernst, Jesica Hoker, Martin Heinritzi, Mario Simon, Bertram Bühner, Joachim Curtius, and Andreas Kürten

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AR: Author's response | RR: Referee report | ED: Editor decision
AR by Andrea C. Wagner on behalf of the Authors (15 Aug 2018)  Author's response   Manuscript 
ED: Publish subject to minor revisions (review by editor) (22 Aug 2018) by Johannes Schneider
AR by Andrea C. Wagner on behalf of the Authors (30 Aug 2018)  Author's response   Manuscript 
ED: Publish as is (03 Sep 2018) by Johannes Schneider
AR by Andrea C. Wagner on behalf of the Authors (07 Sep 2018)
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Short summary
Chemical analysis of sub-30 nm aerosol particles is important for understanding aerosol nucleation and early growth, yet it is still an experimental challenge. In this study, we present a novel device for size resolved chemical analysis of nucleation and Aitken mode particles (from ~10 to ~30 nm) while allowing gas phase measurements with the same detector. Particles are charged, size selected, electrostatically collected and then thermally desorbed in a carrier gas.