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research article
Static impurities in the S=3/2 kagome lattice: Exact diagonalization calculations on small clusters
2007
We consider the effects of doping the S=3/2 kagome lattice with static, nonmagnetic impurities. By exact-diagonalization calculations on small clusters, we deduce the local spin correlations and magnetization distribution around a vacancy. As in the S=1/2 kagome lattice, in the vicinity of the impurity, we find an extended region where the spin correlations are altered as a consequence of frustration relief and no indications for the formation of local moments. We discuss the implications of our results for local-probe measurements on S=3/2 kagome materials.
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Name
PhysRevB.76.144413.pdf
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openaccess
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257.77 KB
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Adobe PDF
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