Relationship between the Optical Properties and Chemical Composition of Urban Aerosol Particles in Lithuania

Figure 1

(a) Contributions of organics (green), sulphate (red), nitrate (blue), and ammonium (yellow) during the measurement campaign. (b) PMF solutions contributions to organics: SVOOA (light green), LVOOA (dark green), BBOA (brown), and HOA (grey) factors: (c) their mass spectra; (d) time series; (e) diurnal time trends. LOA: (f) mass spectra; (g) time series; (h) wind rose (blue).