AAM) is copyrighted and published by Elsevier. It is posted here by agreement between Elsevier and the University of Turin. Changes resulting from the publishing process -such as editing, corrections, structural formatting, and other quality control mechanisms -may not be reflected in this version of the text. The definitive version of the text was subsequently published in APPLIED CATALYSIS. B, ENVIRONMENTAL, None, 2017, 10.1016/j.apcatb.2017.02.007.You may download, copy and otherwise use the AAM for non-commercial purposes provided that your license is limited by the following restrictions:(1) You may use this AAM for non-commercial purposes only under the terms of the CC-BY-NC-ND license.(2) The integrity of the work and identification of the author, copyright owner, and publisher must be preserved in any copy.