1. Department of Materials Science & Engineering; Seoul National University; Seoul 151-744 Korea
2. High Temperature Energy Materials Research Center; Korea Institute of Science and Technology (KIST); Seoul 136-791 Korea
3. Nano Analysis Center; Korea Institute of Science and Technology (KIST); Seoul 136-791 Korea
4. Center for Computational Science; Korea Institute of Science and Technology (KIST); Seoul 136-791 Korea
5. Graduate School of Energy; Environment, Water, and Sustainability (EEWS); Korea Advanced Institute of Science and Technology (KAIST); Daejeon 305-701 Korea
6. Research Institute of Advanced Materials (RIAM); Seoul National University; Seoul 151-742 Korea