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Relating hygroscopicity and optical properties to chemical composition and structure of secondary organic aerosol particles generated from the ozonolysis of α-pinene

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Academic year: 2017

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Figure 1. Experimental set-up of the CESAM chamber used to mea- mea-sure aerosol chemical, hygroscopic and optical properties.
Table 1. Initial conditions, temperatures, relative humidities, and results of the experiments
Figure 2. Temporal profiles of the initial phases of a typical α- α-pinene ozonolysis experiment (E160410): (a) α-α-pinene (red), ozone (blue) and mass concentration of the SOA (green) and (b) measured number size distribution.
Figure 3. Calculated real part of the complex refractive index at λ = 525 nm of SOA as a function of the reaction time (upper panel).
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