%0 Journal Article %T TRIBOLOGICAL PARAMETERS AND STRUCTURAL CHARACTERISTICS OF COATINGS MADE OF CERAMIC POLYMERS OR COMPOSITE MATERIALS REINFORCED WITH QUASICRYSTALS AND CARBON NANOTUBES, OBTAINED BY HIGH-SPEED ION-PLASMA MAGNETRON SPUTTERING %A Sil'chenko, O.B. %K ion-plasma sputtering, composite coatings, nanocrystalline structure, coefficient coefficient, friction, properties, grid %J Bulletin of Bryansk state technical university %D 2021 %N 2021 %P 10 %I Bryansk State Technical University