Different perspectives on the exact factorization for photon-electron-nuclear systems

Fuente: arXiv
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Main Authors: Magi, Claudia, Schuerger, Peter, Lauvergnat, David, Agostini, Federica
Format: Preprint
Published: 2026
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author Magi, Claudia
Schuerger, Peter
Lauvergnat, David
Agostini, Federica
author_facet Magi, Claudia
Schuerger, Peter
Lauvergnat, David
Agostini, Federica
contents We employ the exact factorization of a multi-component wavefunction to analyze the dynamics of interacting photons, electrons and nuclei. We consider physical situations emerging in the regime of strong coupling between light excitations and molecular - electronic excitations, giving rise to the so-called molecular polaritons. Nonadiabatic molecular dynamics techniques, routinely used in the field of chemical physics, have been often employed to simulate photophysical and photochemical phenomena in the presence of molecular polaritons. In this work, we analyze the foundations of these techniques in the eye of the exact factorization and we assess their performance on illustrative model studies.
format Preprint
id arxiv_https___arxiv_org_abs_2604_20538
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Different perspectives on the exact factorization for photon-electron-nuclear systems
Magi, Claudia
Schuerger, Peter
Lauvergnat, David
Agostini, Federica
Chemical Physics
We employ the exact factorization of a multi-component wavefunction to analyze the dynamics of interacting photons, electrons and nuclei. We consider physical situations emerging in the regime of strong coupling between light excitations and molecular - electronic excitations, giving rise to the so-called molecular polaritons. Nonadiabatic molecular dynamics techniques, routinely used in the field of chemical physics, have been often employed to simulate photophysical and photochemical phenomena in the presence of molecular polaritons. In this work, we analyze the foundations of these techniques in the eye of the exact factorization and we assess their performance on illustrative model studies.
title Different perspectives on the exact factorization for photon-electron-nuclear systems
topic Chemical Physics
url https://arxiv.org/abs/2604.20538