...边形缺陷对的 关键字： 碳纳米管;拓扑缺陷;电子态密度;同质结;异质结[gap=1163]Key words: carbon nanotube; topological defect; densities of states of the electronic; homojuction; heterojuction..
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数学上，位错属于一种拓扑缺陷，有时称为“孤立子”或“孤子”。
Mathematically, dislocations are a type of topological defect, sometimes called a soliton.
结果表明，拓扑缺陷五边形和七边形在碳管中沿轴向的不同分布对碳管电学性能的影响明显不同。
The results show that the different arrangements of pentagons and heptagons along the axis cause obvious differences on the electrical properties of the carbon nanotube.
主要论述了逆变器的功率流方向，分类，特点，应用场合，以及现在流行的逆变器拓扑的缺陷等。
The thesis mainly discusses the power flow direction, classification, characteristic, application of the inverter, and the drawbacks of the popular inverter topology.
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