1. Department of Energy Engineering Ulsan National Institute of Science and Technology (UNIST) Ulsan Republic of Korea
2. High Capacitance MLCC Development Group, Component Business Unit, Samsung Electro‐Mechanics Pusan Republic of Korea
3. Department of Chemistry Ulsan National Institute of Science and Technology (UNIST) Ulsan Republic of Korea
4. Low‐Dimensional Carbon Materials Center, Ulsan National Institute of Science and Technology (UNIST) Ulsan Republic of Korea