Abstract
By inserting a carbon chain, the geometric structure and electronic properties of carbon nanotube (CNT) would undergo a significant change. Numerous studies have conducted to experimentally find the insertion effect of carbon chains on CNTs. This paper in a theoretical way studied the geometry of carbon chains inserted CNTs and analyzed the mechanism for conductivity change after insertion of carbon chains. Results indicate that carbon chains in the innermost channel of the tube are effective methods for transforming the electrical properties of the CNT, leading to the redistribution of electron and thereby causing the conductivity change in obtained configurations.
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This study was supported by the Natural Science Foundation of China (grant no. 51674055).
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H. C. performed this work and wrote this manuscript, G. Q. guided this work, while Q. L. and J. W. modified writing in order to improve its quality. All authors have no interest conflict about its submission.
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Cui, H., Li, Q., Qiu, G. et al. Carbon-chain inserting effect on electronic behavior of single-walled carbon nanotubes: a density functional theory study. MRS Communications 8, 189–193 (2018). https://doi.org/10.1557/mrc.2018.20
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DOI: https://doi.org/10.1557/mrc.2018.20