In this work,the multi-scale deformation and interfacial mechanical behavior of the carbon nanotube fiber with multi-level structures are investigated by experimental and theoretical ***,multi-scale experiments includ...
In this work,the multi-scale deformation and interfacial mechanical behavior of the carbon nanotube fiber with multi-level structures are investigated by experimental and theoretical ***,multi-scale experiments including uniaxial tensile testing,in situ Raman spectroscopy,and scanning electron microscopy are conducted to measure the mechanical response of multi-level structures within the fiber under ***,a two-level interfacial mechanical model is presented to analyze the interfacial bonding strength of mesoscopic bundles and microscopic *** characteristics of multi-scale deformation evolution of the fiber are described based on the experimental characterization and interfacial strength analysis,which show that the property of multi-level interfaces is a critical factor for the fiber strength and ***,the method of improving the mechanical performance of fiber-based materials is *** results can be used to guide the engineering of multi-level interfaces in carbon nanotube fibers and fiber-based omposites to produce high performance materials.
暂无评论