Finite-difference calculation of the electronic structure of artificial graphene, the 2D hexagonal AlwGa1-wAs/GaAs structure with tunable interactions. - Ruhan Thirayatorn; Pairot Moontragoon; Vittaya Amornkitbamrung; Santi Meansiri; Zoran Ikonic (Comput. Phys. Commun., 2015)