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Fabrication of nanotubules and microspheres from the self-assembly of amphiphilic monochain stearic acid derivatives

  • Lidong Zhang
  • , Haiqing Li
  • , Chang Sik Ha
  • , Hongsuk Suh
  • , Il Kim*
  • *此作品的通讯作者
  • Pusan National University

科研成果: 期刊稿件文章同行评审

摘要

A series of amphiphilic monochain derivatives of stearic acid, CH 3(CH2)16CONH(CH2)nNH 2 (n = 2, 3, 4, 6), CH3(CH2) 16CONH(CH2)2S2(CH2) 2NH2, and [CH3(CH2) 16CONH]2(CH2)2, are synthesized, and their self-assembly behaviors have been investigated in 1,2-dichloroethane (DCE). In addition to the concentration of the compound in DCE, the number of methylene units in hydrophilic segments play a crucial role in determining the final morphology of self-assembling structures from nanotubules with 20 nm inner diameter to microspheres with an average diameter of 20 μm. The external texture of the microsphere is also influenced by the number of methylene units in the hydrophilic segment. The microspheres formed by highly ordered aggregattion of nanobelts show high thermal stability. The particular processes and causations have been expatiated.

源语言英语
页(从-至)17890-17895
页数6
期刊Langmuir
26
23
DOI
出版状态已出版 - 7 12月 2010
已对外发布

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