2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/24982We study the crossover between liquid and solid electron phases in a two-dimensional harmonic trap as the density is progressively diluted. We infer the formation of geometrically ordered phases from charge distributions and pair correlation functions obtained via a large scale configuration interaction calculation.LaTeX 2e, Elsevier style. Four pages, two b/w postscript figures. Submitted to Computer Physics Communications as a proceeding of Conference on Computational Physics, Genova 2004Strongly Correlated ElectronsMesoscale and Nanoscale Physicstext