CeO2形态对CeO2/Au电极催化氧化乙醇的影响

来源 :中国稀土学报 | 被引量 : 0次 | 上传用户:keliok
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利用煅烧和微波诱导燃烧法合成了不同形态的CeO2。利用TG—DSC对前驱物Ce2(CO3)3进行了热分析,结果表明产物为CeO2。分别用XRD,Rgman光谱仪,FE-SEM,FT-IR等对产物结构进行了表征。XRD和nalnan分析结果证明,产物具有与萤石相似的结构。FT-IR分析表明:在约1382cm^-1处为Ce—O键的伸缩震动。FE-SEM照片说明用煅烧法合成的产物比用微波诱导燃烧法合成的产物孔隙率更低。分别用纯金电极、不同形态CeO2修饰的玻碳电极和金电极在1.0mol·L^-1KOH
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