2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/162784We show that in theory it is possible to obtain a Casimir interaction potential that varies with distance as 1/r. We achieve this by invoking hypothetical particles having a harmonic oscillator interaction potential. The derivation parallels the derivation of the Casimir-Polder interaction between atoms in electromagnetism.5 pages, no figuresOther Condensed Mattertext