Fig. 9. Selected SMMs with both d–f and d–d superexchange couplings. Arrows represent the directions of local magnetic moments at the ground state. (a) The molecular structure (left) and the two-Ueff Arrhenius plot (right) for {Co2Dy2}, along with the magnetic hysteresis loops in the inset. Adapted with permission from ref. 89; copyright: (2012) Wiley-VCH. (b) The molecular structure (left) and the three-Ueff Arrhenius plot (right) for {DyCu5}. Adapted with permission from ref. 90; copyright: (2021) Wiley-VCH.
