“…The contributions (in total amount of 13) of this Special Section are presented by a Feature Article and twelve Original Papers devoted to the problem of electrostatic confinement of massless Dirac particles, non‐linear optical effects in non‐carbon nano‐structured matters such as topological insulator Bi 2 Se x and Ag/Pd nanocomposite films, particularities in field electron emission from micro‐tips decorated by nanoparticles, usage of graphene transfer technique for printing of micro‐ and nanoscale optical components on convex lenses, preparation and optical characterization of carbon nanotubes, different aspects related to graphene and graphenic materials formation, application of graphene materials for THz components, and creation of the color centers in diamond micro‐needle crystallites …”