典型文献
Atomic insights into synergistic effect of pillared graphene by carbon nanotube on the mechanical properties of polymer nanocomposites
文献摘要:
Molecular dynamics simulations have been performed to explore the underlying synergistic mechanism of pillared graphene or non-covalent connected graphene and carbon nanotubes (CNTs) on the mechanical properties of polyethylene (PE) nanocomposites. By constructing the pillared graphene model and CNTs/graphene model, the effect of the structure, arrangement and dispersion of hybrid fillers on the tensile mechanical properties of PE nanocomposites was studied. The results show that the pillared graphene/PE nanocomposites exhibit higher Young's modulus, tensile strength and elongation at break than non-covalent connected CNTs/graphene/PE nanocomposites. The pull-out simulations show that pillared graphene by CNTs has both large interfacial load and long displacement due to the mixed modes of shear separation and normal separation. Additionally, pillared graphene can not only inhibit agglomeration but also form a compact effective thickness (stiff layer), consistent with the adsorption behavior and improved interfacial energy between pillared graphene and PE matrix.
文献关键词:
中图分类号:
作者姓名:
Zhipeng Zhou;Hang Zhang;Jiali Qiu;Pengwan Chen;Weifu Sun
作者机构:
State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, 100081, China;Beijing Institute of Technology Chongqing Innovation Center, Chongqing, 401120, China;School of Mechatronic Engineering, Beijing Institute of Technology, Beijing, 100081, China;Explosion Protection and Emergency Disposal Technology Engineering Research Center of the Ministry of Education, China;Tongda College of Nanjing University of Posts&Telecommunications, Yangzhou, 225127, China
文献出处:
引用格式:
[1]Zhipeng Zhou;Hang Zhang;Jiali Qiu;Pengwan Chen;Weifu Sun-.Atomic insights into synergistic effect of pillared graphene by carbon nanotube on the mechanical properties of polymer nanocomposites)[J].纳米材料科学(英文版),2022(03):235-243
A类:
B类:
Atomic,insights,into,synergistic,pillared,graphene,by,carbon,mechanical,properties,polymer,nanocomposites,Molecular,dynamics,simulations,have,been,performed,explore,underlying,mechanism,covalent,connected,nanotubes,CNTs,polyethylene,PE,By,constructing,model,structure,arrangement,dispersion,hybrid,fillers,tensile,was,studied,results,show,that,exhibit,higher,Young,modulus,strength,elongation,break,than,pull,out,has,both,large,interfacial,load,displacement,due,mixed,modes,shear,separation,normal,Additionally,can,only,inhibit,agglomeration,but,also,compact,effective,thickness,stiff,layer,consistent,adsorption,behavior,improved,energy,between,matrix
AB值:
0.535174
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