Green/weakcoupling: Implementation of fully self-consistent finite-temperature many-body perturbation theory for molecules and solids

S Iskakov, CN Yeh, P Pokhilko, Y Yu, L Zhang… - Computer Physics …, 2025 - Elsevier
The accurate ab-initio simulation of molecules and periodic solids with diagrammatic
perturbation theory is an important task in quantum chemistry, condensed matter physics …

Challenges with relativistic GW calculations in solids and molecules

G Harsha, V Abraham, D Zgid - Faraday Discussions, 2024 - pubs.rsc.org
For molecules and solids containing heavy elements, accurate electronic-structure
calculations require accounting not only for electronic correlations but also for relativistic …

Quasiparticle and fully self-consistent GW methods: an unbiased analysis using Gaussian orbitals

G Harsha, V Abraham, M Wen, D Zgid - arXiv preprint arXiv:2406.18077, 2024 - arxiv.org
We present a comparison of various approximations to self-consistency in the GW method,
including the one-shot G0W0 method, different quasiparticle self-consistency schemes, and …

Cationic Micelles in Deep Eutectic Solvents: Effects of Solvent Composition

I Manasi, SM King, KJ Edler - Faraday Discussions, 2024 - pubs.rsc.org
Deep eutectic solvents (DES) are mixtures of hydrogen bond donors and acceptors that form
strongly hydrogen-bonded room temperature liquids. Changing the H-bonding components …

Solving multipole challenges in the benchmark enables precise low-scaling calculations

M Schambeck, D Golze, J Wilhelm - Physical Review B, 2024 - APS
The GW approximation is a widely used method for computing electron addition and
removal energies of molecules and solids. The computational effort of conventional GW …

Joint Approximate Diagonalization approach to Quasiparticle Self-Consistent calculations

I Duchemin, X Blase - arXiv preprint arXiv:2412.03394, 2024 - arxiv.org
We introduce an alternative route to quasiparticle self-consistent $ GW $ calculations
($\mathrm {qs} GW $) on the basis of a Joint Approximate Diagonalization of the one-body …

Challenges with relativistic GW calculations in solids and molecules

G Harsha, V Abraham, D Zgid - arXiv preprint arXiv:2403.03961, 2024 - arxiv.org
For molecules and solids containing heavy elements, accurate electronic structure
calculations require accounting not only for electronic correlations but also for relativistic …