Open AccessHigh-temperature ferromagnetism of helical carbon nanotubes
Author(s) -
Ye Zhuang,
Jianfeng Wen,
Nujiang Tang,
Ming Li,
Liya Lv,
Youwei Du
Publication year - 2013
Publication title -
aip advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.421
H-Index - 58
ISSN - 2158-3226
DOI - 10.1063/1.4804947
Subject(s) - ferromagnetism , curie temperature , carbon nanotube , magnetism , condensed matter physics , impurity , materials science , negative curvature , curvature , carbon fibers , nanotechnology , chemistry , physics , composite material , organic chemistry , composite number , geometry , mathematics
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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