二维蜂巢状结构的石墨烯拥有独特的电学特性,其极高的电子迁移率、异常的量子霍尔效应、室温下亚微米尺度的弹道输运特性使之成为电子元器件研究的热点.简要介绍了近年来石墨烯电学方面的发展概况,其中包括晶界、晶畴对电学性能的影响,石墨烯场效应晶体管,石墨烯量子点,石墨烯pn结,石墨烯电学性能在磁场中的应用和石墨烯相关衍生物的电学性质.
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