TY JOUR TI Semi-Analytical Refinement of Submicron Droplet Growth by Condensation KW condensational growth KW droplet KW kinetic theory KW Knudsen layer KW precipitation formation KW cloud physics JO Russian Journal of Earth Sciences AU Габышев, Д.Н. PY 2025 IS 25 PB Геофизический центр Российской Академии Наук