1. Graduate School of Flexible and Printable Electronics; Chonbuk National University; Jeonju Jeonbuk Korea 54896
2. Department of Chemistry and Chemical Engineering; Zunyi Normal College; Zunyi Guizhou China 563006
3. Department of BIN Convergence Technology and Department of Polymer Nano-Science and Technology; Chonbuk National University; Jeonju Jeonbuk Korea 54896