Calculating condensed matter properties using the KKR-Green's function method—recent developments and applications

H Ebert, D Koedderitzsch, J Minar - Reports on Progress in …, 2011 - iopscience.iop.org
The modern version of the KKR (Korringa–Kohn–Rostoker) method represents the
electronic structure of a system directly and efficiently in terms of its single-particle Green's …

Towards stacking fault energy engineering in FCC high entropy alloys

TZ Khan, T Kirk, G Vazquez, P Singh, AV Smirnov… - Acta Materialia, 2022 - Elsevier
Abstract Stacking Fault Energy (SFE) is an intrinsic alloy property that governs much of the
plastic deformation mechanisms observed in fcc alloys. While SFE has been recognized for …

Configurational thermodynamics of alloys from first principles: effective cluster interactions

AV Ruban, IA Abrikosov - Reports on Progress in Physics, 2008 - iopscience.iop.org
Phase equilibria in alloys to a great extent are governed by the ordering behavior of alloy
species. One of the important goals of alloy theory is therefore to be able to simulate these …

Approximate bandstructures of semiconductor alloys from tight-binding supercell calculations

TB Boykin, N Kharche, G Klimeck… - Journal of Physics …, 2007 - iopscience.iop.org
Abstract Alloys such as AlGaAs, InGaAs, and SiGe find widespread usage in nanoelectronic
devices such as quantum dots and nanowires. For these devices, in which the carriers probe …

Self-consistent supercell approach to alloys with local environment effects

OE Peil, AV Ruban, B Johansson - Physical Review B—Condensed Matter and …, 2012 - APS
We present an efficient and accurate method for calculating electronic structure and related
properties of random alloys with a proper treatment of local environment effects. The method …

Typical medium dynamical cluster approximation for the study of Anderson localization in three dimensions

CE Ekuma, H Terletska, KM Tam, ZY Meng, J Moreno… - Physical Review B, 2014 - APS
We develop a systematic typical medium dynamical cluster approximation that provides a
proper description of the Anderson localization transition in three dimensions (3D). Our …

Coupled-cluster representation of Green function employing modified spectral resolutions of similarity transformed Hamiltonians

K Kowalski, K Bhaskaran-Nair… - The Journal of Chemical …, 2014 - pubs.aip.org
In this paper we discuss a new formalism for producing an analytic coupled-cluster (CC)
Green's function for an N-electron system by shifting the poles of similarity transformed …

Structural properties and relative stability of (meta) stable ordered, partially ordered, and disordered Al-Li alloy phases

A Alam, DD Johnson - Physical Review B—Condensed Matter and Materials …, 2012 - APS
We resolve issues that have plagued reliable prediction of relative phase stability for solid
solutions and compounds. Due to its commercially important phase diagram, we showcase …

Theory of electronic transport in random alloys with short-range order: Korringa-Kohn-Rostoker nonlocal coherent potential approximation

PR Tulip, JB Staunton, S Lowitzer, D Koedderitzsch… - Physical Review B …, 2008 - APS
We present an ab initio formalism for the calculation of transport properties in
compositionally disordered systems within the framework of the Korringa-Kohn-Rostoker …

Short-range correlations in disordered systems: nonlocal coherent-potential approximation

DA Rowlands - Reports on Progress in Physics, 2009 - iopscience.iop.org
Progress has recently been made within the effective medium approach to describing
substitutionally disordered systems through the development of the nonlocal coherent …