collaborators

7 papers

physics.chem-ph2026

DMRG/FQ: a Polarizable Embedding Approach Combining Density Matrix Renormalization Group and Fluctuating Charges

Matteo Rinaldi, Chiara Sepali, Alicia Marie Kirk +2

We present an integrated multiscale framework that combines the Density Matrix Renormalization Group (DMRG) with a polarizable fluctuating-charge (FQ) force field for the simulatio…

physics.chem-ph2025

Analytical Nuclear Gradients for the Multiconfigurational Self-Consistent Field Method Coupled with the Polarizable Fluctuating Charges Model

Francesco Mazza, Marco Trinari, Chiara Sepali +1

The multiscale model combining the multiconfigurational self-consistent field (MCSCF) method with the fully atomistic polarizable Fluctuating Charges (FQ) force field (J. Chem. The…

physics.chem-ph2025

Atomistic QM/Classical Modeling of Surface-Enhanced Infrared Absorption

Sveva Sodomaco, Piero Lafiosca, Tommaso Giovannini +1

We present a multiscale quantum mechanics/classical (QM/MM) approach for modeling surface-enhanced infrared absorption (SEIRA) spectra of molecules adsorbed on plasmonic nanostruct…

physics.chem-ph2025

Vertical Excitation Energies of Embedded Systems: The Vertical Excitation Model (VEM) within Polarizable QM/MM

Chiara Sepali, Piero Lafiosca, Linda Goletto +2

Polarizable Quantum Mechanics/Molecular Mechanics (QM/MM) approaches based on fluctuating charges and dipoles (QM/FQ(F)) are formulated within the state-specific Vertical Excita…

physics.chem-ph2025

eT 2.0: An efficient open-source molecular electronic structure program

Sarai Dery Folkestad, Eirik F. Kjønstad, Alexander C. Paul +34

The eT program is an open-source electronic structure program with emphasis on performance and modularity. As its name suggests, the program features extensive coupled cluster capa…

cond-mat.mes-hall2025

plasmonX: an Open-Source Code for Nanoplasmonics

Tommaso Giovannini, Pablo Grobas Illobre, Piero Lafiosca +4

We present the first public release of plasmonX, a novel open-source code for simulating the plasmonic response of complex nanostructures. The code supports both fully atomistic an…