Answers are grounded in this paper and cite their sources.
Ferromagnetic exchange coupling between the 4f7 inner shells in the Gd2 molecule leads to a 19Σ ground state. Electron-spin-resonance evidence is presented. Analogies to other exchange-coupled diatomics and to larger Gd clusters are considered.
No takes yet. Share an insight, caveat, or question.
Zee et al. (1994) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: