Authors: Ariel A Valladares; Juan A Díaz-Celaya; Jonathan Galván-Colín; Luis M Mejía-Mendoza; José A Reyes-Retana; Renela M Valladares; Alexander Valladares; Fernando Alvarez-Ramirez; Dongdong Qu; Jun Shen Journal: Materials (Basel) Date: 2011-04-13 Impact factor: 3.623