Ключевые слова: 3d, 3d rendering, abstract, atom, atomic, background, carbon, chemical, chemistry, concept, connection, crystal, geometric, graphene, graphite, grid, hexagon, hexagonal, honeycomb, illustration, lattice, macro, mesh, micro, model, molecular, molecule, nano, nanostructure, nanotechnology, nanotubes, pattern, render, rendering, research, science, structure, technology, tube,