Density-functional calculation of the quadrupole splitting in the 23Na NMR spectrum of the ferric wheel Na@Fe6(tea)6+ for various broken-symmetry states of the Heisenberg spin model
Eur. Phys. J. B, 55 3 (2007) 229-235
DOI: https://doi.org/10.1140/epjb/e2007-00050-6