2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/17162By studying the structures of clusters bound by a model potential that favours polytetrahedral order, we find a previously unknown series of `magic numbers' (i.e. sizes of special stability) whose polytetrahedral structures are characterized by disclination networks that are analogous to hydrocarbons.4 pages, 4 figuresCondensed MatterAtomic and Molecular Clusterstext