Synthetic methods have been developed and the structure of vertically oriented arrays of carbon nanotubes (CNTs) has been studied, their field emission properties, electroluminescence have been studied. The patterns of electrochemical properties of multilayered nanotubes as supercapacitors, ion batteries and electrochemical RNA biosensors are revealed. Improvement of the functional parameters of electrochemical storage devices was observed with the use of nitrogen-containing and oriented nanotubes. The structure and magnetic properties of iron nanoparticles and iron carbide in the inner cavities of carbon nanotubes were studied. A number of studies of the interaction of CNTs in composite materials and films with microwave and THz radiation have been carried out. The interaction of arrays of oriented multilayer and single-walled CNTs with ultrasoft X-ray radiation is studied. The prevailing direction of radiation in the direction of CNT growth is revealed. Methods for the synthesis of CNT hybrid materials with semiconductor nanoparticles have been developed and their properties have been studied. The influence of quenching of the luminescence of nanoparticles formed on the CNT surface is revealed. Methods for the synthesis of chemically modified graphites and graphene have been developed. Methods for manufacturing perforated graphite have been developed and some of its chemical properties (interaction with chlorine, fluorine and bromine) have been studied. The structural features and properties of fluorinated graphite and graphene have been studied. The structure of thermally expanded graphite synthesized from fluorinated graphite is studied. The regularities of the electrochemical properties of chemically modified graphene in ionic batteries and supercapacitors were studied. Obtained N-doped CVD-graphene. Sensory properties of chemically modified graphenes are measured with respect to impurities of chemically dangerous compounds in the gas phase.