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  1. No Access

    Article

    Decomposition of Benzene Using Ag/TiO2 Packed Plasma-Driven Catalyst Reactor: Influence of Electrode Configuration and Ag-Loading Amount

    This paper describes the effects of electrode configuration and the loading amount of Ag catalyst on the decomposition of gas-phase benzene using plasma-driven catalyst (PDC) reactors. Modification of ground e...

    Hyun-Ha Kim, Seung-Min Oh, Atsushi Ogata, Shigeru Futamura in Catalysis Letters (2004)

  2. No Access

    Article

    Effect of zeolite in surface discharge plasma on the decomposition of toluene

    Toluene was decomposed in a surface discharge plasma reactor packed with various zeolites. The positioning effect of the zeolite bed was also investigated Reactor-B, in which the zeolite bed was located upstre...

    Seung-Min Oh, Hyun-Ha Kim, Atsushi Ogata, Hisahiro Einaga… in Catalysis Letters (2005)

  3. No Access

    Article

    Performance of an Ozone Decomposition Catalyst in Hybrid Plasma Reactors for Volatile Organic Compound Removal

    In order to enhance the energy efficiency of nonthermal plasma methods for volatile organic compound decomposition in a catalyst-hybrid plasma reactor, we used a Cu–Cr catalyst to dissociate ozone into active ...

    Atsushi Ogata, Keiichi Saito, Hyun-Ha Kim… in Plasma Chemistry and Plasma Processing (2010)

  4. No Access

    Article

    Oxygen Isotope (18O2) Evidence on the Role of Oxygen in the Plasma-Driven Catalysis of VOC Oxidation

    This paper reports isotopic evidence on nonthermal plasma-induced fixation of gas-phase oxygen on the surface of several catalysts such as TiO2, Ag/TiO2, Ag/γ-Al2O3 and Ag/MS-13X at atmospheric-pressure. On-line ...

    Hyun-Ha Kim, Atsushi Ogata, Milko Schiorlin, Ester Marotta… in Catalysis Letters (2011)

  5. Article

    Open Access

    Study of Plasma-Induced Surface Active Oxygen on Zeolite-Supported Silver Nanoparticles

    Surface oxygen induced by non-thermal plasma at atmospheric pressure on silver nanoparticle-loaded zeolite was determined by a chemical probe based on the oxidation of NO. The amount of active oxygen fixed ont...

    Yoshiyuki Teramoto, Hyun-Ha Kim, Atsushi Ogata, Nobuaki Negishi in Catalysis Letters (2013)

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  6. No Access

    Article

    Ozone-Assisted Catalysis of Toluene with Layered ZSM-5 and Ag/ZSM-5 Zeolites

    This paper presents a new type of ozone-assisted catalysis for toluene decomposition. The different catalytic activities of ZSM-5 and Ag/ZSM-5 were incorporated into a layered catalyst with a tandem configurat...

    Hyun-Ha Kim, Masami Sugasawa, Hiroshi Hirata… in Plasma Chemistry and Plasma Processing (2013)

  7. Article

    Plasma Catalysis for Environmental Treatment and Energy Applications

    The current status of plasma-catalysis research and the associated possible applications are outlined. A basic explanation of plasma chemistry is given, which is then used as a foundation to indicate the resea...

    Hyun-Ha Kim, Yoshiyuki Teramoto, Atsushi Ogata… in Plasma Chemistry and Plasma Processing (2016)

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  8. No Access

    Article

    Critical Considerations in Power Measurements for the Precise Estimation of Energy Costs in Plasma NOx Synthesis

    The great advantage of plasma technology in harnessing abundant clean energy for electrifying and decentralizing the chemical industry holds the promise of attaining carbon neutrality. Therefore, recent resear...

    Ayman A. Abdelaziz, Yoshiyuki Teramoto… in Plasma Chemistry and Plasma Processing (2024)