Jahn-Teller orbital glass state in the expanded fcc Cs3C60 fulleride

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Potocnick, A.; Ganin, A.Y.; Takabayashi, Y.; McDonald, M.T.; Heinmaa, I.; Jeglic, P.; Stern, R.; Rosseinsky, M.J.; Prassides, K.; Arcon, D.;
  • Publisher: R S C Publications

The most expanded fcc-structured alkali fulleride, Cs3C60, is a Mott insulator at ambient pressure because of the weak overlap between the frontier t1u molecular orbitals of the C603− anions. It has a severely disordered antiferromagnetic ground state that becomes a sup... View more
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