1301.5827 (M. Medarde et al.)

1D to 2D Na Ion Diffusion Inherently Linked to Structural Transitions in
Na$_{0.7}$CoO$_{2}$
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M. Medarde, M. Mena, J. L. Gavilano, E. Pomjakushina, J. Sugiyama, K. Kamazawa, V. Yu. Pomjakushin, D. Sheptyakov, B. Batlogg, H. R. Ott, M. Mansson, F. Juranyi