Effect of cobalt isomorphic substitution on the properties of goethite and the adsorption of lead oleh Xu Liu, Xu Liu, Xu Liu, Wenlu Xue, Wenlu Xue, Zijia Zhang, Zijia Zhang, Zijia Zhang, Wei Zhou, Shaoxian Song, Shaoxian Song, Yinta Li, Mostafa Benzaazoua, Xiheng Hu, Xiheng Hu, Xiheng Hu, Xiheng Hu, Xiheng Hu, Xiheng Hu