1. Department of Nano Convergence Engineering Jeonbuk National University Jeonju 561756 Republic of Korea
2. Central Department of Chemistry Tribhuvan University Kirtipur 44618 Nepal
3. Department of Chemistry Bhaktapur Multiple Campus Bhaktapur 44800 Nepal
4. Carbon Nano Convergence Technology Center for Next Generation Engineers (CNN) Jeonbuk National University Jeonju 54896 Republic of Korea
5. School of Chemistry and Chemical Engineering Yangzhou University Yangzhou Jiangsu 225002 P. R. China
6. O‐Sung Co. Ltd Jeonju 54853 Republic of Korea
7. Department of Organic Materials and Fiber Engineering Jeonbuk National University Jeonju 561‐756 Republic of Korea