以LiNO3和Co(NO3)2@6H2O为原料,以柠檬酸为燃料,采用燃烧合成法制备了LiCoO2包覆的多孔NiO阴极.X射线衍射技术(XRD)、X射线能量散射谱(EDAX)和电子显微镜(TEM和SEM)分析表明,NiO颗粒表面的包覆层是由尺寸小于100纳米的LiCoO2微粒构成,并与NiO颗粒紧密烧结在一起,有效地减少了NiO与熔融碳酸盐的接触面积,降低了氧化镍的溶解度.
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