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王灵杰

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Unzipping of CNTs offers a new way of producing GNRs with controlled structure and quality. Our approach is also compatible with semiconductor processing. Progress made in the synthesis, size control, placement and alignment control of CNTs can be exploited to make GNRs in a controlled fashion. CNTs with narrower diameter and chirality distributions can be used to make GNRs with welldefined widths and edge structures. Few-walled CNTs can be used to obtain narrow, sub-10-nm, GNRs with band gaps sufficient for room-temperature transistor applications. Aligned CNT arrays can lead to GNR arrays. Thus, it should be possible to produce largescale,well-aligned semiconducting GNRs with controlled structures for practical application in electronics.
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sltmac

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王灵杰(金币+50, 翻译EPI+1): 谢谢啊, 2011-06-01 11:58:30
Mally89(金币+1): 感谢应助!~ 2011-06-01 18:41:30
碳纳米管的拉伸性能为制备结构和质量可控的GNR提供了一种新的途径。我们的方法也与半导体工艺兼容。合成过程中,对碳纳米管的尺寸、位置、对齐方式的控制都可以利用来控制GNR的合成。碳纳米管的窄直径和手性分布也能被用来制备具有特定边、角结构的GNR。少壁碳纳米管能用来合成10nm左右的GNR,其带宽也足以在使其在室温下作为晶体管应用。针状的碳纳米管阵列会形成GNR排列。因此,它也有可能形成大规模有序排列、可控结构的在电子上有应用的GNR半导体阵列。
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2楼2011-06-01 10:02:22
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