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Spin liquid evidence at the edge and in bulk

Hopes for a topological spin liquid phase in ruthenium trichloride have been previously raised by evidence of Majorana modes at the material’s edges. Transport and bulk thermodynamic measurements now strengthen the case for Majorana fermions.

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Fig. 1: Connection between the magnetic field angle ϕ, Majorana gap ΔM, and Majorana fermion edge current in the Kitaev model.


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Correspondence to Anja U. B. Wolter or Christian Hess.

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Wolter, A.U.B., Hess, C. Spin liquid evidence at the edge and in bulk. Nat. Phys. 18, 378–379 (2022).

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