00513naa#a2200169#i#450# EN\\bibl\98432 20250828164024.4 3034-4689 20250801b2025####ek#y0engy0150####ca RU MOLECULAR DIFFUSION PHENOMENA OF ION EXCHANGE IN THE BULK PHASE Journal article Kazan Kazan National Research Technological University 2025 4 с. Journal article local Klinov Aleksandr Vyacheslavovich vestniktu.ru