电流诱导的石墨烯清洁
其他凝聚态物理
2009-11-13 v1 材料科学
摘要
本文提出了一种简单且高度可重复的方法,用于在低温恒温器内部抑制石墨烯污染。该方法包括在石墨烯器件中施加数毫安的电流,此处的器件通常有几微米宽。结果表明,这种超高电流密度能够去除吸附在表面的污染物。该方法非常适合未掺杂石墨烯器件的量子电子输运研究,本文通过测量反常量子霍尔效应展示了其效用。
关键词
引用
@article{arxiv.0709.0607,
title = {Current-induced cleaning of graphene},
author = {J. Moser and A. Barreiro and A. Bachtold},
journal= {arXiv preprint arXiv:0709.0607},
year = {2009}
}
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Accepted for publication in Applied Physics Letters
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