1.

Conference Proceedings
Conference Proceedings
1. Ziegler-natta/metallocene hybrid catalysts on SiO2/MgCl2 bisupport for the ethylene polymerization with respect to the Mg/Si mole ratio
Cho, H. S. ; Chung, J. S. ; Ko, Y. G. ; Choi, K. H. ; Lee, W. Y.
Pub. info.: Science and technology in catalysis 1998 : proceedings of the Third Tokyo Conference on Advanced Catalytic Science and Technology, Tokyo, July 19-24, 1998.  pp.481-,  1999.  Tokyo.  Elsevier
Title of ser.: Studies in surface science and catalysis
Ser. no.: 121
2.

Conference Proceedings
Conference Proceedings
2. Load Relaxation Behavior of Ultra-Fine Grained Ti-6Al-4V Alloy
Ko, Y. G. ; Kim, J. H. ; Lee, C. S. ; Shin, D. H. ; Semiatin, S. L.
Pub. info.: PRICM 5 : the Fifth Pacific Rim International Conference on Advanced Materials and Processing, November 2-5, 2004, Beijing, China.  pp.2955-2960,  2005.  Uetikon-Zuerich.  Trans Tech Publications
Title of ser.: Materials science forum
Ser. no.: 475-479(4)