73.00.00 Electronic structure and electrical properties of surfaces, interfaces, thin films, and low-dimensional structures (for electronic structure and electrical properties of superconducting films and low-dimensional structures, see 74.78.-w; for computational
73.20.-r Electron states at surfaces and interfaces
73.22.-f Electronic structure of nanoscale materials: clusters, nanoparticles, nanotubes, and nanocrystals
73.23.-b Electronic transport in mesoscopic systems
73.25.+i Surface conductivity and carrier phenomena
73.30.+y Surface double layers, Schottky barriers, and work functions (see also 82.45.Mp Thin layers, films, monolayers, membranes in electrochemistry; see also 87.16.D- Membranes, bilayers, and vesicles in biological physics)
73.40.-c Electronic transport in interface structures
73.43.-f Quantum Hall effects
73.50.-h Electronic transport phenomena in thin films (for electronic transport in mesoscopic systems, see 73.23.-b; see also 73.40.-c Electronic transport in interface structures; for electronic transport in nanoscale materials and structures, see 73.63.-b)
73.61.-r Electrical properties of specific thin films (for optical properties of thin films, see 78.20.-e and 78.66.-w; for magnetic properties of thin films, see 75.70.-i)
73.63.-b Electronic transport in nanoscale materials and structures (see also 73.23.-b Electronic transport in mesoscopic systems)
73.90.+f Other topics in electronic structure and electrical properties of surfaces, interfaces, thin films, and low-dimensional structures (Restricted to new topics in section 73)