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The Ultrafast and Eco-friendly Reduction of Graphene Oxide Using a UV–IR Assisted Intense Pulsed Light and Its Application as Supercapacitor
International Journal of Precision Engineering and Manufacturing-Green Technology ( IF 4.2 ) Pub Date : 2021-02-19 , DOI: 10.1007/s40684-021-00315-w
Yeon-Taek Hwang , Hak-Sung Kim

In this work, a UV–IR assisted intense pulsed light (IPL) process was used for the reduction of graphene oxide (GO). It was found that the reduction efficiency of GO was enhanced compared to those of other reduction methods such as only intense pulsed light irradiation or other chemical method. An optimal condition for the reduction of GO was investigated by varying conditions and combinations of the UV–IR assisted IPL. The graphene films reduced by the UV–IR assisted IPL were characterized by X-ray photoelectron spectroscopy, Raman spectroscopy and transmission electron microscopy. As a result, we found the optimum condition of the UV–IR assisted IPL process for the reduction of GO without any damage to the GO sheet. Also, the reduced GO based electrode was fabricated with nickel foam for the electrical double layer capacitor and its performance was tested using three electrode electrochemical method.

Graphic Abstract



中文翻译:

UV-IR辅助强脉冲光超快且环保地还原氧化石墨烯及其作为超级电容器的应用

在这项工作中,使用了UV-IR辅助的强脉冲光(IPL)工艺来还原氧化石墨烯(GO)。发现与其他还原方法例如仅强脉冲光辐照或其他化学方法相比,GO的还原效率提高。通过改变条件和紫外线-红外辅助IPL的组合研究了降低GO的最佳条件。通过X射线光电子能谱,拉曼光谱和透射电子显微镜对通过UV-IR辅助IPL还原的石墨烯薄膜进行了表征。结果,我们发现了UV-IR辅助IPL工艺降低GO的最佳条件,而不会损坏GO板材。还,

图形摘要

更新日期:2021-02-19
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