271 citations · 530 across the 16 of their papers we have counts for
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A. Furrer, A. Podlesnyak, E. Pomjakushina +1
The minerals A2Cu3O(SO4)3 (A2=Na2, NaK, K2) constitute quantum spin systems with copper hexamers as basic structural units. Strong intra-hexamer spin couplings give rise to an effe…