Atomistic polarizable embeddings: energy, dynamics, spectroscopy, and reactivity

D Loco, L Lagardère, O Adjoua… - Accounts of Chemical …, 2021 - ACS Publications
Conspectus The computational modeling of realistic extended systems, relevant in, eg,
Chemistry and Biophysics, is a fundamental problem of paramount importance in …

Response properties of embedded molecules through the polarizable embedding model

C Steinmann, P Reinholdt, MS Nørby… - … Journal of Quantum …, 2019 - Wiley Online Library
The polarizable embedding (PE) model is a fragment‐based quantum‐classical approach
aimed at accurate inclusion of environment effects in quantum‐mechanical response …

[HTML][HTML] Dalton Project: A Python platform for molecular-and electronic-structure simulations of complex systems

JMH Olsen, S Reine, O Vahtras, E Kjellgren… - The Journal of …, 2020 - pubs.aip.org
The Dalton Project provides a uniform platform access to the underlying full-fledged
quantum chemistry codes Dalton and LSDalton as well as the PyFraME package for …

Excited states in large molecular systems through polarizable embedding

NH List, JMH Olsen, J Kongsted - Physical Chemistry Chemical …, 2016 - pubs.rsc.org
In this perspective, we provide an overview of recent work within the polarizable embedding
scheme to describe properties of molecules in realistic environments of increasing …

Density matrix renormalization group with efficient dynamical electron correlation through range separation

ED Hedegård, S Knecht, JS Kielberg… - The Journal of …, 2015 - pubs.aip.org
We present a new hybrid multiconfigurational method based on the concept of range-
separation that combines the density matrix renormalization group approach with density …

Polarizable density embedding: A new QM/QM/MM-based computational strategy

JMH Olsen, C Steinmann, K Ruud… - The Journal of Physical …, 2015 - ACS Publications
We present a new QM/QM/MM-based model for calculating molecular properties and excited
states of solute–solvent systems. We denote this new approach the polarizable density …

Avoiding electron spill-out in QM/MM calculations on excited states with simple pseudopotentials

A Marefat Khah, P Reinholdt, JMH Olsen… - Journal of Chemical …, 2020 - ACS Publications
QM/MM calculations of electronic excitations with diffuse basis sets often have large errors
due to spill-out of electrons from the quantum subsystem. The Pauli repulsion of the …

Fully Polarizable Multiconfigurational Self-Consistent Field/Fluctuating Charges Approach

C Sepali, L Goletto, P Lafiosca, M Rinaldi… - Journal of Chemical …, 2024 - ACS Publications
A multiscale model based on the coupling of the multiconfigurational self-consistent field
(MCSCF) method and the classical atomistic polarizable fluctuating charges (FQ) force field …

Quantifying electron transfer reactions in biological systems: what interactions play the major role?

E Sjulstok, JMH Olsen, IA Solov'yov - Scientific reports, 2015 - nature.com
Various biological processes involve the conversion of energy into forms that are usable for
chemical transformations and are quantum mechanical in nature. Such processes involve …

Local electric fields and molecular properties in heterogeneous environments through polarizable embedding

NH List, HJA Jensen, J Kongsted - Physical Chemistry Chemical …, 2016 - pubs.rsc.org
In spectroscopies, the local field experienced by a molecule embedded in an environment
will be different from the externally applied electromagnetic field, and this difference may …