以天然石墨为原料,采用氧化石墨热解膨胀氢气还原法制备出石墨烯.通过SEM、XRD、Laman光谱及TEM对石墨、氧化石墨以及石墨烯的微观形态进行了研究.实验结果表明,成功制备出单层石墨烯,同时考察了氢气还原温度对还原效果的影响.
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