Condensed‐Phase Quantum Chemistry

PJ Robinson, A Rettig, HQ Dinh… - Wiley Interdisciplinary …, 2025 - Wiley Online Library
Molecular quantum chemistry has seen enormous progress in the last few decades thanks
to more advanced and sophisticated numerical techniques and computing power. Following …

Low-Scaling Algorithms for GW and Constrained Random Phase Approximation Using Symmetry-Adapted Interpolative Separable Density Fitting

CN Yeh, MA Morales - Journal of Chemical Theory and …, 2024 - ACS Publications
We present low-scaling algorithms for GW and constrained random phase approximation
based on a symmetry-adapted interpolative separable density fitting (ISDF) procedure that …

Relativistic Fully Self-Consistent GW for Molecules: Total Energies and Ionization Potentials

V Abraham, G Harsha, D Zgid - Journal of Chemical Theory and …, 2024 - ACS Publications
The fully self-consistent GW (sc GW) method with an iterative solution of the Dyson equation
provides a consistent approach for describing the ground and excited states without any …

Machine Learning K-Means Clustering of Interpolative Separable Density Fitting Algorithm for Accurate and Efficient Cubic-Scaling Exact Exchange Plus Random …

Z Zhang, X Yin, W Hu, J Yang - Journal of Chemical Theory and …, 2024 - ACS Publications
The exact-exchange plus random-phase approximation (EXX+ RPA) method has emerged
as a crucial tool for precisely characterizing electronic structures in molecular and solid …

Decomposing imaginary-time Feynman diagrams using separable basis functions: Anderson impurity model strong-coupling expansion

J Kaye, Z Huang, HUR Strand, D Golež - Physical Review X, 2024 - APS
We present a deterministic algorithm for the efficient evaluation of imaginary-time diagrams
based on the recently introduced discrete Lehmann representation (DLR) of imaginary-time …

[HTML][HTML] Massively parallel implementation of gradients within the random phase approximation: Application to the polymorphs of benzene

F Stein, J Hutter - The Journal of Chemical Physics, 2024 - pubs.aip.org
The Random-Phase approximation (RPA) provides an appealing framework for semi-local
density functional theory. In its Resolution-of-the-Identity (RI) approach, it is a very accurate …

Atom-wise formulation of the many-body dispersion problem for linear-scaling van der Waals corrections

H Muhli, T Ala-Nissila, MA Caro - Physical Review B, 2025 - APS
A common approach to modeling dispersion interactions and overcoming the inaccurate
description of long-range correlation effects in electronic structure calculations is the use of …

Static Subspace Approximation for Random Phase Approximation Correlation Energies: Implementation and Performance

D Weinberg, OA Hull, JM Clary… - Journal of Chemical …, 2024 - ACS Publications
Develo** theoretical understanding of complex reactions and processes at interfaces
requires using methods that go beyond semilocal density functional theory to accurately …

Dual-Grid and Mixed-Precision Methods for Accelerating Plane-Wave Hybrid Functional Electronic Structure Calculations

B Hou, S Chen, X Qin, W Hu, J Yang - Journal of Chemical Theory …, 2025 - ACS Publications
Hybrid functionals that incorporate exact Hartree–Fock exchange (HFX) into density
functional theory (DFT) are crucial for accurately predicting the electronic structures of …

Tensor hypercontraction for self-consistent vertex corrected GW with static and dynamic screening; applications to molecules and solids with superexchange

P Pokhilko, CN Yeh, MA Morales, D Zgid - arxiv preprint arxiv:2412.18829, 2024 - arxiv.org
For molecules and solids, we developed efficient MPI-parallel algorithms for evaluating the
second-order exchange term with bare, statically screened, and dynamically screened …