1. Nano Hybrid Technology Research Center Electrical Materials Research Division Korea Electrotechnology Research Institute (KERI) Changwon 51543 Republic of Korea
2. Department of Polymer Science and Engineering Kyungpook National University Daegu 41566 Republic of Korea
3. Carbon Composites Department Korea Institute of Materials Science (KIMS) Changwon 51508 Republic of Korea
4. Battery Research Division Korea Electrotechnology Research Institute (KERI) Changwon 51543 Republic of Korea
5. Department of Electro‐Functionality Materials Engineering University of Science and Technology (UST) Changwon 51543 Republic of Korea
6. Advanced Materials Engineering Division University of Science and Technology (UST) Changwon 51508 Republic of Korea