TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Properties: The amphiphilic macromolecules are adsorbed on external surface of the nanoparticles. The surface-modified nanoparticles have first, polar portion and second, non-polar portion. Preferred Composition: The nanoparticles are metal oxide. The nanoparticles are chosen from iron oxides, titanium oxides, zinc oxide, zirconium oxide and aluminum oxide. Nanoparticles are magnetic nanoparticles. The nanoparticles are gold nanoparticles and/or silver nanoparticles. The nanoparticles comprise luminescent semiconductor material. The nanoparticles are chosen from cadmium sulfide, cadmium selenide, cadmium telluride, zinc sulfide, zinc selenide, zinc telluride, indium phosphide, indium arsenide, indium-antimony, aluminum phosphide, aluminum sulfide, aluminum arsenide, gallium nitride, gallium phosphide, gallium antimony, lead sulfide, lead selenide, silicon and germanium. The nanoparticles are cadmium-free nanoparticles. Nanoparticles are core-shell nanoparticles. The core is comprises material (m1). The shell comprises material (m2) different from the material (m1). The core-shell nanoparticles comprise shells with adjacent shells comprising different materials. The core-shell nanoparticles comprise shell material chosen from zinc sulfide, zinc oxide, magnesium sulfide, magnesium selenide, magnesium telluride and gallium nitride. The core-shell nanoparticles comprise core comprising indium phosphide, shell (s1) comprising zinc sulfide, and shell comprising zinc oxide.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The solvent is toluene.    TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The amphiphilic macromolecules comprise block copolymer. The block copolymer comprises block (b1) having affinity for the external surface of the nanoparticles, and block (b2) which is more polar than the block (b1) and having affinity for epoxide resin. The block (b1) comprises monomers including atom having affinity for the nanoparticles surface. The block (b2) comprises polyalkylene oxide and/or polyethylene oxide. The block copolymer comprises polyalkylene glycol-poly(alkylene sulfide) block copolymer. The block (b1) is reversible addition fragmentation chain transfer agent. The block (b2) is polyalkylene glycol. The block copolymer is of formula: CH2(-CH2-CH2-O)n-CH2-CH2-O-CH2-CH2-S(-CH2-CH(-C)-S)m-CH2-C(=O)-O-CH2-CH3, preferably C12H25-S-C(=S)-S-C(-CH3)(-CH3)-C(=O)-O-(CH2-CH2-O)n-CH3.m,n=integers.Preferred Process: Exposure of the nanoparticles solution to solution of amphiphilic macromolecule is performed in inert atmosphere, and is accomplished with excess of amphiphilic macromolecules. Modification process further involves adding epoxy resin components to the mixture of nanoparticles and amphiphilic macromolecules, and depositing film of the nanoparticles-containing resin on substrate.