A. Laaksonen and J. Malila: Adsorption theory of heterogeneous nucleation of water vapour                                                                 9
                  Figure 04. Nucleation of water vapour on silicon dioxide nanopar-                Figure 06. Nucleation of water vapour on silver oxide nanoparti-
                  ticles.                                                                          cles.
                                                                                                                                           R       δ(α′)
                                                                                                                                                    Θ
                                                                                                                                                   Θ
                                                                                                                                       d        R
                                                                                                                                                 p
                                                                                                                                             α′
                                                                                                                                           Φ′
                  Figure05.Nucleationofwatervapourontitaniumdioxidenanopar-
                  ticles.
                                                                                                   Figure A1. Geometry of the problem revisited.