[1] Univ Ulster, Nanotechnol & Integrated BioEngn Ctr, Sch Engn, Coleraine BT52 1SA, Londonderry, North Ireland
[2] Cinvestav Unidad Saltillo, Ramos Arizpe 25900, Coahuila, Mexico
[3] Plataforma Solar Almeria, Tabernas, Almeria, Spain
[4] Univ Cincinnati, Dept Environm Engn & Sci, Cincinnati, OH 45221 USA
[5] Florida Int Univ, Dept Chem & Biochem, Miami, FL 33319 USA