RETRACTED: Synthesis, characterization and release of curcumin-intercalated Mg–Al-layered double hydroxides

This article has been retracted at the request of the Editor-in-Chief and Author. Please see Elsevier Policy on Article Withdrawal (http://www.elsevier.com/locate/withdrawalpolicy).Reason: This article was a duplication of a paper that had already appeared in Chin. J. Inorg. Chem., 24 (2008) 956–963. The authors would like to apologize for this administrative error on their part.