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FLEXURAL WAVE DISPERSION IN MULTI-WALLED CARBON NANOTUBES CONVEYING FLUIDS
  • ISSN号:0894-9166
  • 期刊名称:《固体力学学报:英文版》
  • 时间:0
  • 分类:O157.5[理学—数学;理学—基础数学] TB383[一般工业技术—材料科学与工程]
  • 作者机构:[1]MOE Key Lab of Mechanics and Control of Aerospace Structures, Nanjing University Aeronautics and Astronautics, Nanjing 210016, China, [2]Institute of Nanoscience, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China) (3School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China, [3]School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China
  • 相关基金:Project supported in part by the National Natural Science Foundation of China (No.10702026).
中文摘要:

为开发 nanouidic 设备由碳 nanotubes 的大潜力激发了,这份报纸论述一块非局部的橡皮,有考虑的紧张坡度的第二份订单的 Timoshenko 多横梁模型并且在传送 uids 的多围的碳 nanotubes 导出 exural 波浪的相应分散关系。学习证明动人的流动在碳 nanotubes 减少最低分支的 exural 波浪的阶段速度。最低分支的 exural 波浪的阶段速度随流动速度的增加减少。然而,波浪分散的另外的分支上的流动速度的效果不是明显的。非局部的弹性在 exural 波浪的分散上描绘的微观结构的效果随波浪数字的增加变得越来越显著。

英文摘要:

Motivated by the great potential of carbon nanotubes for developing nanofluidic devices, this paper presents a nonlocal elastic, Timoshenko multi-beam model with the second order of strain gradient taken into consideration and derives the corresponding dispersion relation of flexural wave in multi-walled carbon nanotubes conveying fuids. The study shows that the moving flow reduces the phase velocity of flexural wave of the lowest branch in carbon nanotubes. The phase velocity of flexural wave of the lowest branch decreases with an increase of flow velocity. However, the effects of flow velocity on the other branches of the wave dispersion are not obvious. The effect of microstructure characterized by nonlocal elasticity on the dispersion of flexural wave becomes more and more remarkable with an increase in wave number.

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期刊信息
  • 《固体力学学报:英文版》
  • 主管单位:
  • 主办单位:中国力学学会
  • 主编:郑泉水
  • 地址:武汉市珞喻路1037号华中科技大学南一楼西北508室
  • 邮编:430074
  • 邮箱:amss@mail.hust.edu.cn
  • 电话:027-87543737
  • 国际标准刊号:ISSN:0894-9166
  • 国内统一刊号:ISSN:42-1121/O3
  • 邮发代号:
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:133