1. Department of Engineering and Materials, La Salle University, Avenue Lómas de Majalca 1120, Chihuahua CP 31625, Chih., Mexico
2. Department of Biomaterials Science and Nanotechnology, University of Chihuahua (UACH), Avenue University, Chihuahua CP 31000, Chih., Mexico
3. Advanced Materials Research Center, S.C. (CIMAV) and National Nanotechnology Laboratory, Avenue M. Cervantes 120, Industrial Complex Chihuahua, Chihuahua CP 31136, Chih., Mexico
4. Department of Polymers and Biomaterials, University of Chihuahua (UACH), University Circuit Campus II, Chihuahua CP 31000, Chih., Mexico