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介绍了碳纳米管(CNTs)/聚合物复合材料分散性、定向排布和组装方面的研究进展,并利用双光子聚合(TPP)激光直写技术,实现了多壁碳纳米管(MWNTs)在三维空间的定向排布和分子组装。通过加入硫醇分子,提升了MWNTs/聚合物复合材料中CNTs的分散性和掺杂浓度,增强了CNTs/聚合物复合材料在电学、光学、力学方面的性能,并成功实现了三维CNTs功能器件的制造。研究结果表明,通过将TPP激光直写技术与热退火工艺相结合,可以实现对CNTs簇排列方向和位置的精确控制。
The research progress on the dispersion, orientation and assembly of carbon nanotubes (CNTs) / polymer composites was introduced. Two-photon polymerization (TPP) laser direct writing technique was used to fabricate multi-wall carbon nanotubes Directional arrangement and molecular assembly of three-dimensional space. By adding mercaptan molecules, the dispersibility and doping concentration of CNTs in MWNTs / polymer composites were enhanced, the electrical, optical and mechanical properties of CNTs / polymer composites were enhanced, and the three-dimensional CNTs functional devices Manufacturing. The results show that by combining TPP laser direct writing with thermal annealing, accurate control of the orientation and location of CNTs clusters can be achieved.