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Morphologies of fractured surfaces of MWNT/VMQ composites ( MWNT), in which MWNT was modified with different concentrations of KH550: (a) , (b) , (c) , and (d) .
Dependence of electrical conductivity of MWNT/VMQ composites on the concentrations KH550 at . The inset was a schematic illustration of the electron tunneling among internanotubes.
Dependence of electrical properties of MWNT/VMQ composites with different concentrations of KH550 on (a) temperature and (b) at , which showed a clear dependence of conductivity on from 0.002 55 to 0.002 85, corresponding to from about .
(a) Dependence of relative resistance, , of MWNT/VMQ composites with different concentrations of KH550 on pressure and (b) Schematic microstructure change of the composites from a free state (without pressure) to an applied pressure.
Effects of KH550 content on mechanical properties of MWNT/VMQ composite.
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