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cond-mat.supr-con2006★ 54 cited
NMR Observation of Rattling Phonons in the Pyrochlore Superconductor KOs2O6
M. Yoshida, K. Arai, R. Kaido +4
We report nuclear magnetic resonance studies on the beta-pyrochlore oxide superconductor KOs2O6. The nuclear relaxation at the K sites is entirely caused by fluctuations of electri…
cond-mat.supr-con2004
39K and 87Rb Nuclear Magnetic Resonance in the Pyrochlore Superconductors AOs2O6 (A=K, Rb)
K. Arai, J. Kikuchi, K. Kodama +4
This paper has been withdrawn by the authors, since a crucial assumption in the analysis of the data was found to be incorrect from the later experiments.