Two-Phonon States in Alkali-Metal Clusters
Abdellatif Abada, Dominique Vautherin
TL;DR
This paper calculates two-phonon states in alkali-metal clusters using a perturbative method based on periodic orbits of mean-field equations, focusing on collective vibrations in charged sodium clusters.
Contribution
It introduces a novel perturbative approach to compute two-phonon states in alkali-metal clusters modeled as jellium spheres.
Findings
Identification of two-phonon states in sodium clusters
Analysis of collective vibrational modes with various multipolarities
Application of periodic orbit method to mean-field equations
Abstract
Two phonon-states of alkali-metal clusters (treated as jellium spheres) are calculated by using a method based on a perturbative construction of periodic orbits of the time-dependent mean-field equations. Collective vibrations with various multipolarities in charged are considered.
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Taxonomy
TopicsAdvanced Physical and Chemical Molecular Interactions · Advanced Chemical Physics Studies · Molecular Junctions and Nanostructures