Auteur Chang Hyun Ko
Documents disponibles écrits par cet auteur (2)
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Article : texte imprimé
Jieun Lee, Auteur ; Hee Tae Beum, Auteur ; Chang Hyun Ko, Auteur |The purpose of this study is to investigate the removal of dimethyl disulfide (DMDS) in the olefin rich Fluid Catalytic Cracking (FCC) C4 hydrocarbon mixture with the ion-exchanged β-zeolite. Effects of Si/Al ratio, metal cations, and the ion ex[...]
Article : texte imprimé
Hoon Sub Song, Auteur ; Chang Hyun Ko, Auteur ; Wook Ahn, Auteur |Graphite oxide synthesized with phosphoric acid, labeled “GOP”, shows a higher degree of oxidation and has a larger interlayer spacing than the oxide prepared using the conventional Hummers method, referred to as “GOH”, as confirmed by X-ray pho[...]
