1. Department of Nano Convergence Engineering (BK21 FOUR), Jeonbuk National University, Jeonju, Jeonbuk 54896, Republic of Korea
2. AHES Co., 445 Techno Valley-ro, Bongdong-eup, Wanju-gun, Jeonbuk, 55314, Republic of Korea
3. Carbon Composite Research Centre, Department of Polymer – Nano Science and Technology, Jeonbuk National University, Jeonju, Jeonbuk 54896, Republic of Korea