TY JOUR TI Heteroassociation of thiazine dye molecules and caffeine in aqueous solution KW spectrophotometry KW absorption KW dyes KW caffeine KW monomer KW dimmer KW hetero-association KW dimer model KW association constant KW transition dipole moment KW structural parameters JO Russian Journal of Biological Physics and Chemisrty AU Baranovskiy, S.F. AU Chernyshev, D.N. AU Albet, M.A. PY 2020 IS 5 PB Federal State Educational Institution of Higher Education Sevastopol State University