1. Center for R&D Performance Diffusion, Korea Institute of Science & Technology Evaluation and Planning (KISTEP) , 1339 Wonjung-ro, Maengdong-myeon, Eumseong-gun, Chungcheongbuk-do, 27740, Republic of Korea
2. Department of Advanced Materials Engineering, Chungbuk National University , Chungdae-ro 1, Seowon-Gu, Cheongju, Chungbuk 28644, Republic of Korea
3. Division of Advanced Materials Engineering, Kongju National University , Chungnam 330-717, Republic of Korea