碳纳米管和石墨烯热输运性质的实验及分子动力学模拟研究进展

Research progress on the thermal transport property of carbon nanotubes and graphene by experiment and molecular dynamics simulation

碳纳米管和石墨烯作为新型高导热材料,在微处理器散热领域的应用极具潜力。分别从实验研究和经典分子动力学模拟的角度,综述了目前碳纳米管与石墨烯热输运性质方面的研究进展,并讨论了不同因素对其热输运的影响。最后,提出亟需一种明确、统一的理论揭示碳纳米管与石墨烯的声子热输运机制,并对ShengBTE软件计算方法在石墨烯等低维碳纳米材料热输运研究领域的应用进行了展望。

As novel highly thermally conductive materials,carbon nanotubes and graphene are of great potential in microprocessor heat dissipation applications.Current research progress on thermal transport properties of carbon nanotubes and graphene were reviewed from the perspective of experimental research and classical molecular dynamics simulation,respectively.And the influence of different factors on the thermal transport of carbon nanotubes and graphene were discussed.Finally,the problem that a clear and unified theory was badly needed to reveal the phonon thermal transport mechanism of carbon nanotubes and graphene was proposed,and the application of ShengBTE calculation method in the studies on the thermal transport of low-dimensional carbon nanomaterials such as graphene was prospected.