Fig. 1. Diagram of moisture absorption model of two-particle agglomerated hydrophilic aerosol. (a) Dry agglomerated aerosol; (b) wet agglomerated aerosol before first deliquescence; (c) wet agglomerated aerosol for first deliquescence; (d) wet agglomerated aerosol for second deliquescence

Fig. 2. Diagrams of moisture absorption models of agglomerated hydrophilic particle and hydrophobic particle. (a) Dry aggregated aerosol; (b) wet aggregated aerosol before deliquescence; (c) wet aggregated aerosol after deliquescence

Fig. 3. Diagrams of relative positions of agglomerated hydrophilic particle and hydrophobic particle after deliquescence. (a) External circumscribing; (b) partial engulfing; (c) internal circumscribing; (d) concentricity

Fig. 4. Calculated and experimental values of MDRH and SDRH

Fig. 5. Effects of RH on scattering coefficient of NaCl-NaNO₃ hydrophilic aggregated particles under different NaCl volume fraction

Fig. 6. Effects of NaCl volume fraction and RH on scattering coefficient of NaCl-Soot hydrophobic agglomerated aerosols under different relative position conditions. (a) External circumscribing; (b) partial engulfing; (c) internal circumscribing; (d) concentricity