Imaging oxygen defects and their motion at a manganite surface
The oxygen migration scenario for electroresistive switching in manganites gets new support. Mobile oxygen adatoms and defects have been observed by scanning tunneling microscopy with atomic resolution at the surface of PrSr2Mn2O7.
Collaboration with UCL/LCN.
B. Bryant, Ch. Renner, Y. Tokunaga, Y. Tokura and G. Aeppli
Nature Communications. 2011, vol. 2, 212
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