Advanced Materials, Mechanical and Structural Engineering : proceedings of the 2nd International Conference of Advanced Materials, Mechanical and Structural Engineering (AMMSE 2015... by International Conference of Advanced Materials, Mechanical and Structural Engineering (AMMSE 2015) (2nd : 2015 : Je-Ju Island, South Korea), Seung, Ho Hong, editor, Junwon, Seo, editor, Kihoon, Moon, editor