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Aerosol analysis using a Proton-Transfer-Reaction Thermo-Desorption Mass Spectrometer (PTR-TD-MS): a new approach to study processing of organic aerosols

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Academic year: 2017

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Fig. 1. Schematic drawing of the setup. Areas marked in red were operated at high tempera- tempera-tures of 200 ◦ C.
Fig. 2. Fractional transmission e ffi ciency of the PTR-MS quadrupole mass spectrometer.
Fig. 3. Development of gas phase and aerosol species during an ozonolysis experiment. The grey shaded areas indicate the 15 min time periods of aerosol sampling
Fig. 4. Two examples of compounds constituting chamber aerosol that was produced from (A) b-caryophyllene and (B) limonene ozonolysis.
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