Investigation of optical properties of composite materials

Subject of study . The optical properties of composite materials are investigated. Aim of study . The objective is to examine the spectral dependencies of reflection coefficients and the scattering characteristics of composite materials. Method . The approach included comparative analysis of the spectral dependencies of hemispherical reflection coefficients, examination of surface structures, and measurements of scattering indicatrices for samples with varying roughness parameters. Main results . Experimental data were obtained on the spectral dependencies of reflection coefficients and scattering indicatrices for representative composite materials. Practical significance . The findings offer essential data for assessing emissivity, supporting mathematical modeling, and facilitating thermal physics calculations.