Skip to main content

13 Result(s)

within Son-Ki Ihm Remove this filter Physical Chemistry Remove this filter

and

  1. No Access

    Article

    Preparation of Copper Oxide with High Surface Area Associated with Mesoporous Silica

    Copper oxide was synthesized by the one-pot synthesis methods associated with mesoporous silica in different synthetic conditions. The SBA route with Cu citrate sol was the most effective to prepare CuO with h...

    Myung-Ji Suh, Son-Ki Ihm in Topics in Catalysis (2010)

  2. No Access

    Article

    Influence of Catalyst Binders on the Acidity and Catalytic Performance of HZSM-5 Zeolites for Methanol-to-Propylene (MTP) Process: Single and Binary Binder System

    The effect of the binders, such as silica, alumina, and aluminum phosphate solution (APS), was studied on the acidity and catalytic performance of HZSM-5 zeolite (SiO2/Al2O3 = 80) in methanol-to-propylene (MTP) p...

    Ki-Yong Lee, Han-Kyu Lee, Son-Ki Ihm in Topics in Catalysis (2010)

  3. No Access

    Article

    Selective catalytic reduction of NO with CO on Pt/W–Ce–Zr catalysts

    Various Pt catalysts (Pt/ZrO2, Pt/CeO2, Pt/CeZrO, Pt/WO3/ZrO2 and Pt/WO3/CeZrO) were prepared and characterized, and their catalytic reduction reactions of NO by CO, with or without the presence of excess oxygen,...

    Hai-ou Zhu, Jeong-Rang Kim, Son-Ki Ihm in Reaction Kinetics and Catalysis Letters (2009)

  4. No Access

    Article

    The studies of hydrodesulfurization activity over molybdenum catalysts supported on Al-MCM-41 modified by lanthanum

    A series of lanthanum modified Al-MCM-41 substrates served as supports to prepare the Mo/La-Al-MCM-41 catalysts. The catalysts were characterized by XRD, BET, FT-IR, XPS, TPR and TPD, and their catalytic activ...

    Yuhong Wang, Son-Ki Ihm, Guanzhong Lu in Reaction Kinetics and Catalysis Letters (2007)

  5. No Access

    Article

    Nature of carbonaceous deposits on the alumina supported transition metal oxide catalysts in the wet air oxidation of phenol

    Al2O3 supported transition metal (Mn, Fe, Co, Ni, and Cu) oxide catalysts were prepared and tested for the wet oxidation of phenol. The supported copper oxide catalysts showed the highest catalytic activity due t...

    Sang-Kyung Kim, Son-Ki Ihm in Topics in Catalysis (2005)

  6. No Access

    Article

    Novel bidentate ruthenium(III) Schiff base complexes: synthetic, spectral, electrochemical, catalytic and antimicrobial studies

    RuIII complexes of the type [RuX(L)2(E)] (X = Cl or Br; L = novel bidentate Schiff base ligand; E = PPh3 or AsPh3) have been prepared by reacting [RuX3(E)3] or [RuBr3(PPh3)2(MeOH)] with two novel bidentate Schiff...

    T. Daniel Thangadurai, Son-Ki Ihm in Transition Metal Chemistry (2004)

  7. No Access

    Article

    Characteristics of metallic iron in Y-zeolite catalysts reduced by hydrogen atom beams

    Hydrogen atom beams were used to reduce the ionic species of iron-Fe(II) and Fe(III) in Y-zeolite. Reduction to metallic states was confirmed by ferromagnetic resonance (FMR) spectroscopy, and the catalytic ac...

    Son-Ki Ihm, **-Ho Lee, Dong-Keun Lee in Reaction Kinetics and Catalysis Letters (1996)

  8. No Access

    Article

    Characteristics of intermetallic NdNi5 as an unsupported catalyst in thiophene hydrodesulfurization

    A systematic research is carried out on intermetallic NdNi5 for the hydrodesulfurization (HDS) of thiophene. The effect of calcination and presulfidation of intermetallic NdNi5 on thiophene HDS was examined and p...

    Young-Hwan Moon, Son-Ki Ihm in Catalysis Letters (1996)

  9. No Access

    Article

    Effect of metal dispersion on CO hydrogenation over Pd/HZSM-5 catalysts

    Pd/HZSM-5 catalysts prepared by ion-exchange method using Pd(NH3) 4 2+ were calcined and reduced at different temperatures to provide different metal dispersio...

    Jong-Ki Jeon, Son-Ki Ihm in Catalysis Letters (1995)

  10. No Access

    Article

    Thiophene hydrodesulfurization using unsupported nickel-neodymium bimetal catalysts

    The hydrodesulfurization of thiophene was studied over unsupported nickel-neodymium bimetallic catalysts. The physical and chemical changes of bimetals were observed after calcination and presulfidation, respe...

    Young-Hwan Moon, Son-Ki Ihm in Catalysis Letters (1993)

  11. No Access

    Article

    Characteristics of phosphinated styrene-divinylbenzene copolymer containing RuCl2(PPh3)3 for 1-hexene isomerization

    Chloromethylated styrene-divinylbenzene(S-DVB) copolymer beads were prepared in macroporous type via direct copolymerization of chloromethylstyrene and divinylbenzene and then phosphinated. Dichlorotris(triphe...

    Kyo-Shik Park, Son-Ki Ihm in Polymer Bulletin (1992)

  12. No Access

    Article

    Percolation analysis on free radical linear polymerization with instantaneous initiation

    Free radical linear polymerization with instantaneous initiation was simulated on the simple cubic lattice. The monomer conversion, polydispersity index and average degree of polymerization were predicted by u...

    Churl-Young Park, Son-Ki Ihm in Polymer Bulletin (1990)

  13. No Access

    Article

    Copolymerization kinetics obtained by stopped-flow polymerization

    Ethylene-propylene copolymerization was carried out over MgCl2-supported TiCl4 catalyst with two different reaction schemes; i.e., stopped-flow copolymerization (SFC) and continuously-purged copolymerization (CPC...

    Kyung-Suk Kang, Kyung-Jun Chu, Ho-Sik Chang, Son-Ki Ihm in Polymer Bulletin (1990)