Superconductivity at 28 K in RbxC60

M.J. Rosseinsky, A.P. Ramirez, S. H. Glarum, D. W. Murphy, R. C. Haddon, A. F. Hebard, T.T.M. Palstra, A.R. Kortan, S.M. Zahurak, A.V. Makhija

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Meissner-effect and microwave-absorption measurements on bulk samples show that RbxC60 is superconducting with a maximum transition temperature of 28 K. This is a 10-K (60%) increase over the K-doped material. Only Ba0.6K0.4BiO3 and the cuprate superconductors have higher transition temperatures.
Original languageEnglish
Pages (from-to)2830-2832
Number of pages3
JournalPhysical review letters
Issue number21
Publication statusPublished - 27 May 1991
Externally publishedYes


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