Comments on All-electron self-consistent GW in the Matsubara-time domain: Implementation and benchmarks of semiconductors and insulators

TL;DR

This paper discusses the implementation and benchmarking of all-electron self-consistent GW calculations in the Matsubara-time domain, focusing on semiconductors and insulators, building on recent LDA and GW studies.

Contribution

It introduces a new implementation of self-consistent GW in the Matsubara-time domain and provides benchmark results for various semiconductors and insulators.

Findings

Benchmark results for electronic properties of semiconductors and insulators

Comparison of self-consistent GW with LDA and other GW calculations

Validation of the implementation through extensive tests

Abstract

Chu et al. recently reported extensive results of local density approximation (LDA) and of four (4) different Green function and dressed Coulomb (GW) approximation calculations of electronic properties of several semiconductors and insulators [Phys. Rev. B 93, 125210 (2016)].