RETRACTED: Application of natural and modified hectorite clays as adsorbents to removal of Cr(VI) from aqueous solution-Thermodynamic and equilibrium study

Publication of an article in a peer-reviewed journal is an important building-block in the development of science. Elsevier has defined policies and ethical guidelines that have to be obeyed by authors and editors and Elsevier takes its duties of guardianship over the scholarly record extremely seriously. Upon investigation, the Editors of the Elsevier journals involved found that these concerns sufficiently compelling that they have decided that these papers should be retracted from the journals.