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Identification and quantification of organic aerosol from cooking and other sources in Barcelona using aerosol mass spectrometer data

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Academic year: 2017

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Fig. 1. Stacked time series of AMS species (Org, NO 3 , NH 4 , SO 4 , and Chl), BC measured by the aethalometer
Fig. 2. Mass spectra of the 5-factor-PMF solution. The elemental ratios of the di ff erent factors are shown in boxes.
Fig. 3. Time series of the 5-factor-PMF solution and ancillary data. The right panels show the relative contributions of the respective factors to OA.
Fig. 4. Diurnal cycles of the 5-factor-PMF solution. The colored lines represent the median per hour of day, and the shaded area the range between the 1st and the 3rd quartile of the data.
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