光催化
石墨烯
材料科学
X射线光电子能谱
光降解
拉曼光谱
化学工程
扫描电子显微镜
氧化物
兴奋剂
氮气
纳米技术
催化作用
光电子学
复合材料
光学
化学
冶金
有机化学
物理
工程类
作者
A. Ramos-Corona,R. Rangel,Javier Lara‐Romero,A. Ramos-Carrazco
标识
DOI:10.1016/j.apt.2022.103829
摘要
The present work is aimed at developing ZnO compounds, doping them using a novel nitrogen plasma methodology, and supporting them on graphene oxide sheets, to efficiently carry out, the photodegradation of lignin. The synthesis of ZnO was carried out using a hydrothermal methodology using microwave heating. To provide explanation and support to this photocatalytic behavior, a complete set of characterization techniques was involved including UV–vis, Raman, and X-ray photoelectron (XPS) spectroscopies. Morphological and structural characterization was performed by scanning electron microscopy (SEM) and X-ray diffraction (XRD). The degradation tests were carried out under visible and ultraviolet radiation energy, reaching about 90% of lignin degradation in both cases. Our results demonstrate that nitrogen doping of ZnO, produced through a nitrogen plasma, favorably affects their photocatalytic performance.
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