Nanopatterns Regulate Electricity

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80 filled layer of sodium atoms. Credit: Hahn-Meitner-Institut
80% filled layer of sodium atoms. Credit: Hahn-Meitner-Institut

Regular arrangements of sodium atoms make sodium cobalt oxide a perfect material for laptop batteries, an efficient cooling material and a superconductor. The concentration of sodium atoms in the material can vary and the material's behaviour depends sensitively on this number.


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