Fig. 1. Particle models. (a) Core-shell models for mixing black carbon and sulfate aerosol particles; (b) mononuclear shell particle, two-core cluster particle, and three-core cluster particle

Fig. 2. Relationship between extinction, absorption, and scattering efficiency factors of different particle models and effective particle size (λ=875 nm). (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle

Fig. 3. Relationship between extinction, absorption, and scattering efficiency factors of different particle models and effective particle size (λ=1020 nm). (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle

Fig. 4. Relationship between extinction, absorption, and scattering efficiency factors of different particle models and effective particle size (λ=1640 nm). (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle

Fig. 5. Relationship between extinction, absorption, and scattering efficiency factors of different particle models and effective particle size (λ=2000 nm). (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle

Fig. 6. Variation of asymmetry factor with effective particle size of different particle models at different wavelengths. (a) λ=875 nm;(b) λ=1020 nm; (c) λ=1640 nm; (d) λ=2000 nm

Fig. 7. Variation of single scattering albedo with effective particle size at different wavelengths. (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle

Fig. 8. Scattering phase function. (a) Mononuclear shell particle; (b) two-core cluster particle; (c) three-core cluster particle