1. Department of Materials EngineeringIsfahan University of TechnologyIsfahan84156‐83111Iran
2. Helmerich Advanced Technology Research CenterSchool of Materials Science and EngineeringOklahoma State UniversityTulsaOK74106USA
3. School of Electrical and Computer EngineeringHelmerich Advanced Technology Research CenterOklahoma State UniversityTulsaOK74106USA
4. School of Chemical EngineeringOklahoma State UniversityStillwaterOK74078USA