2026. Thermodynamic and Interfacial Analysis of Polypropylene Glycol: Dependence of the Gradient Energy Coefficient on Molecular Weight Using Simha–Somcynsky and Cahn–Hilliard Theories. Central Asian Journal of Medical and Natural Science. 7, 1 (Jan. 2026), 703–713. DOI:https://doi.org/10.51699/cajmns.v7i1.3102.