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首页> 外文期刊>Catalysts >Facile Electrodeposition of Flower-Like PMo12-Pt/rGO Composite with Enhanced Electrocatalytic Activity towards Methanol Oxidation
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Facile Electrodeposition of Flower-Like PMo12-Pt/rGO Composite with Enhanced Electrocatalytic Activity towards Methanol Oxidation

机译:花状PMo 12 -Pt / rGO复合材料的简便电沉积,对甲醇氧化具有增强的电催化活性

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A facile, rapid and green method based on potentiostatic electrodeposition is developed to synthesize a novel H3PMo12O40-Pt/reduced graphene oxide (denoted as PMo12-Pt/rGO) composite. The as-prepared PMo12-Pt/rGO is characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM) and X-ray photoelectron spectroscopy (XPS). The results reveal that graphene oxide (GO) is reduced to the rGO by electrochemical method and POMs clusters are successfully located on the rGO as the modifier. Furthermore, the PMo12-Pt/rGO composite shows higher electrocatalytic activity, better tolerance towards CO and better stability than the conventional pure Pt catalyst.
机译:提出了一种基于恒电位电沉积的简便,快速,绿色的方法来合成新型H 3 PMo 12 O 40 -Pt /还原氧化石墨烯(表示为PMo 12 -Pt / rGO)复合材料。制备的PMo 12 -Pt / rGO的特征在于X射线衍射(XRD),扫描电子显微镜(SEM)和X射线光电子能谱(XPS)。结果表明,通过电化学方法将氧化石墨烯(GO)还原为rGO,并且POMs团簇成功地位于rGO上作为改性剂。而且,与传统的纯Pt催化剂相比,PMo 12 -Pt / rGO复合材料具有更高的电催化活性,对CO的耐受性和稳定性。

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