1. Department of Engineering Science and Mechanics, Pennsylvania State University, University Park, PA 16802, USA.
2. Materials Science and Engineering Program, University of Houston, Houston, TX 77204, USA.
3. Department of Mechanical Engineering, Texas Center for Superconductivity, University of Houston, Houston, TX 77204, USA.
4. Department of Biomedical Engineering, Department of Materials Science and Engineering, Materials Research Institute, Pennsylvania State University, University Park, PA 16802, USA.