What Does APW Stand For?

APW stands for Augmented Plane Wave

APW, or Augmented Plane Wave, is a computational method used in quantum mechanics and solid-state physics for solving the electronic structure of periodic systems. It combines the advantages of plane wave and localized basis set approaches, allowing for accurate calculations of wave functions and energy levels in materials. The APW method is particularly effective in treating systems with complex geometries and varying electron density, providing valuable insights into the properties of solids.