<affiliation wicri:level="1"><nlm:affiliation>Key Laboratory of Magnetic Materials and Devices & Division of Functional Materials and Nanodevices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, PR China. Electronic address: aiguo@nimte.ac.cn.</nlm:affiliation>
<country xml:lang="fr">République populaire de Chine</country>
<wicri:regionArea>Key Laboratory of Magnetic Materials and Devices & Division of Functional Materials and Nanodevices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201</wicri:regionArea>
<wicri:noRegion>Ningbo 315201</wicri:noRegion>
</affiliation>