FIELD: biology; chemistry; physics.SUBSTANCE: invention relates to the boundary area between physics, chemistry and biology and can be used in scientific and industrial laboratories to determine the duality of the dimensions and diffusion of an ionic surfactant micelle by dynamic light scattering in an aqueous solution.EFFECT: providing the possibility of studying the effect of additives, electromagnetic fields, pressure, temperature on the dual properties of the micelle.1 cl, 1 dwg