The formation mechanism of carbon nanotubes coated with metallic nano-particles by using anode-arc discharge method was analyzed.

分析了阳极弧等离子体法合成碳纳米管内包覆金属纳米粒子的形成机理。

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Firstly, the influence of point defects on the density of states and conductance for metallic carbon nanotubes is studied based on the tight-binding model.

首先，基于紧束缚模型研究了非磁性点缺陷对金属型单壁碳纳米管态密度和电导的影响。

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Based on different electronic properties, carbon nanotubes can be classified into metallic and semiconducting types.

根据导电性质的不同，碳纳米管可分为金属型和半导体型。

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They're typically made of a metallic weave that can include carbon, lead and potassium.

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Typically they are made of a metallic weave that can include carbon, lead and potassium.

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Some kind of organic metallic alloy stronger than titanium or carbon steel, harder than diamonds.

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