Keywords: حامل کلوئیدی; SLNs; solid lipid nanoparticles; NiMs; nanoparticles in nicroparticles systems; EE; encapsulation efficiency; XRD; X-Ray Diffraction; SAXS; Small Angle X-ray Scattering; WAXS; Wide Angle X-Ray Scattering; DSC; differential scanning calorimetry; DLS; dynam