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20082025
most citedMajorana quantization and half-integer thermal quantum Hall effect in a Kitaev spin liquid

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cond-mat.str-el2010★ 2 cited

Ring-exchange interaction in doubly degenerate orbital system

Joji Nasu, Sumio Ishihara

Ring-exchange (RE) interaction in Mott insulator with doubly degenerate orbitals is studied. Hamiltonian for the RE interaction is derived by the perturbational calculation.…