Fig. 7. Mass of the growing mode after 48 h as function of J₅ and CS_background. The other model inputs are: initial d_p = 5 nm, duration of NPF = 5 h, σ_geo = 1.7, and GR is equal to 2 nm h⁻¹ (upper panel), 4 nm h⁻¹ (middle panel) or 8 nm h⁻¹ (bottom panel).