Explicitly correlated local coupled‐cluster methods using pair natural orbitals

Q Ma, HJ Werner - Wiley Interdisciplinary Reviews …, 2018 - Wiley Online Library
Recently developed explicitly correlated local coupled‐cluster methods [PNO‐LCCSD (T)‐
F12] are reviewed. Extensive benchmarks for reaction energies and intermolecular …

An efficient and near linear scaling pair natural orbital based local coupled cluster method

C Riplinger, F Neese - The Journal of chemical physics, 2013 - pubs.aip.org
An efficient and near linear scaling pair natural orbital based local coupled cluster method | The
Journal of Chemical Physics | AIP Publishing Skip to Main Content Umbrella Alt Text Umbrella …

[HTML][HTML] Sparse maps—A systematic infrastructure for reduced-scaling electronic structure methods. I. An efficient and simple linear scaling local MP2 method that …

P Pinski, C Riplinger, EF Valeev… - The Journal of chemical …, 2015 - pubs.aip.org
In this work, a systematic infrastructure is described that formalizes concepts implicit in
previous work and greatly simplifies computer implementation of reduced-scaling electronic …

An efficient linear-scaling CCSD (T) method based on local natural orbitals

Z Rolik, L Szegedy, I Ladjánszki, B Ladóczki… - The Journal of chemical …, 2013 - pubs.aip.org
An efficient linear-scaling CCSD(T) method based on local natural orbitals | The Journal of
Chemical Physics | AIP Publishing Skip to Main Content Umbrella Alt Text Umbrella Alt Text …

Periodic and fragment models based on the local correlation approach

D Usvyat, L Maschio, M Schütz - Wiley Interdisciplinary …, 2018 - Wiley Online Library
A rigorous treatment of dynamical electron correlation in crystalline solids is one of the main
challenges in today's materials quantum chemistry and theoretical solid state physics. In this …

Scalable electron correlation methods. 3. Efficient and accurate parallel local coupled cluster with pair natural orbitals (PNO-LCCSD)

M Schwilk, Q Ma, C Köppl… - Journal of Chemical …, 2017 - ACS Publications
A well-parallelized local singles and doubles coupled-cluster (LCCSD) method using pair
natural virtual orbitals (PNOs) is presented. The PNOs are constructed using large domains …

[HTML][HTML] SparseMaps—A systematic infrastructure for reduced-scaling electronic structure methods. III. Linear-scaling multireference domain-based pair natural orbital …

Y Guo, K Sivalingam, EF Valeev… - The Journal of chemical …, 2016 - pubs.aip.org
Multi-reference (MR) electronic structure methods, such as MR configuration interaction or
MR perturbation theory, can provide reliable energies and properties for many molecular …

The orbital-specific-virtual local coupled cluster singles and doubles method

J Yang, GK Chan, FR Manby, M Schütz… - The Journal of Chemical …, 2012 - pubs.aip.org
The orbital-specific-virtual local coupled cluster singles and doubles method | The Journal of
Chemical Physics | AIP Publishing Skip to Main Content Umbrella Alt Text Umbrella Alt Text …

Scalable electron correlation methods I.: PNO-LMP2 with linear scaling in the molecular size and near-inverse-linear scaling in the number of processors

HJ Werner, G Knizia, C Krause, M Schwilk… - Journal of Chemical …, 2015 - ACS Publications
We propose to construct electron correlation methods that are scalable in both molecule size
and aggregated parallel computational power, in the sense that the total elapsed time of a …

[HTML][HTML] DLPNO-MP2 second derivatives for the computation of polarizabilities and NMR shieldings

GL Stoychev, AA Auer, J Gauss, F Neese - The Journal of Chemical …, 2021 - pubs.aip.org
We present a derivation and efficient implementation of the formally complete analytic
second derivatives for the domain-based local pair natural orbital second order Møller …