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Letter

Nature Physics 4, 847–850 (1 November 2008) | doi:10.1038/nphys1072

The role of magnetic anisotropy in the Kondo effect

Alexander F. Otte , Markus Ternes , Kirsten von Bergmann , Sebastian Loth , Harald Brune , Christopher P. Lutz , Cyrus F. Hirjibehedin & Andreas J. Heinrich

In the Kondo effect, a localized magnetic moment is screened by forming a correlated electron system with the surrounding conduction electrons of a non-magnetic host. Spin S=1/2 Kondo systems have been investigated extensively in theory and experiments, but magnetic atoms often have a larger spin.