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High-temperature ferromagnetism of helical carbon nanotubes

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Author(s): Ye Zhuang | Jianfeng Wen | Nujiang Tang | Ming Li | Liya Lv | Youwei Du

Journal: AIP Advances
ISSN 2158-3226

Volume: 3;
Issue: 5;
Start page: 052112;
Date: 2013;
Original page

ABSTRACT
We report the experimental results on the magnetism of curvature-induced helical carbon nanotubes (HCNTs). It is demonstrated that without any magnetic impurities in the sample, the as-prepared HCNTs show clear ferromagnetism with a Curie point as high as 970 K.
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