Fig. 1From: A Filon-like integration strategy for calculating exact exchange in periodic boundary conditions: a plane-wave DFT implementationIllustration of the first Brillouin zone, the location of reciprocal lattice vectors G, and the range of values for k−l in the double volume integration needed to evaluate Eq. 10 for Γ point calculations (top) and Monkhorst-Pack sampling calculations (bottom)Back to article page