1. Department of Materials Science and Engineering Korea Advanced Institute of Science and Technology (KAIST) Daejeon 34141 Republic of Korea
2. Electrical Materials Research Division Korea Electrotechnology Research Institute Changwon 51543 Republic of Korea
3. School of Materials Science and Engineering Kyungpook National University Daegu 41566 Republic of Korea
4. Department of Energy Science Sungkyunkwan University Suwon 16419 Republic of Korea
5. Energy Efficiency Materials Center Korea Institute of Ceramic Engineering and Technology Jinju 52851 Republic of Korea
6. Department of Mechanical, Materials, and Aerospace Engineering Illinois Institute of Technology Chicago IL 60616 USA
7. Department of Materials Science and Engineering Northwestern University Evanston IL 60208 USA
8. Department of Materials Science and Engineering Hanbat National University Daejeon 34158 Republic of Korea