Search Results - "Kim, Heonki"

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    Standardization of the reducing power of zero-valent iron using iodine by Kim, Heonki, Yang, Haewon, Kim, Juyoung

    “…Because iron-based materials that are used for the permeable reactive barrier systems come in various shapes, sizes, and with various surface properties…”
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    Journal Article
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    Degradation of toluene vapor in a hydrophobic polyethylene hollow fiber membrane bioreactor with Pseudomonas putida by Kim, Dong-Jin, Kim, Heonki

    Published in Process biochemistry (1991) (01-05-2005)
    “…A toluene degrading microorganism, Pseudomonas putida type A1, was isolated and enriched to treat toluene vapor in a hollow fiber membrane bioreactor. Prior to…”
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    Journal Article
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    Determination of effective air-water interfacial area in partially saturated porous media using surfactant adsorption by Kim, H, Rao, P.S.C, Annable, M.D

    Published in Water resources research (01-12-1997)
    “…The effective specific air-water interfacial area (ai) in a sand-packed column was measured at several water saturations (SW) using a surface-reactive tracer…”
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    Journal Article
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    Gaseous Transport of Volatile Organic Chemicals in Unsaturated Porous Media: Effect of Water-Partitioning and Air−Water Interfacial Adsorption by Kim, Heonki, Annable, Michael D, Rao, P. Suresh C

    Published in Environmental science & technology (15-11-2001)
    “…Laboratory experiments were conducted employing gas chromatographic techniques to evaluate the gaseous transport of volatile organic chemicals (VOCs) in…”
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    Journal Article
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    Enhanced air sparging for groundwater remediation using alginate gel-based removable hydraulic barriers by Oh, Min-Su, Namgung, Geon, Kim, Heonki

    Published in Journal of contaminant hydrology (01-01-2024)
    “…The objective of this study was to investigate the effect of a removable physical barrier on the air sparging performance using a lab-scale aquifer model was…”
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    Journal Article
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    NAPL source zone characterization and remediation technology performance assessment: recent developments and applications of tracer techniques by Rao, P.Suresh C, Annable, Michael D, Kim, Heonki

    Published in Journal of contaminant hydrology (01-09-2000)
    “…Several innovative tracer techniques have been introduced during the past 5 years for enhanced characterization of the “source zones” at sites contaminated…”
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    Journal Article Conference Proceeding
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    Gaseous tracer technique for estimating air-water interfacial areas and interface mobility by Kim, H, Rao, S.C, Annable, M.D

    Published in Soil Science Society of America journal (01-11-1999)
    “…A series of gaseous miscible displacement experiments were conducted to estimate specific air-water interfacial areas (a(i) and water contents in an…”
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    Journal Article
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    GAS TRANSPORT OF VOLATILE ORGANIC COMPOUNDS IN UNSATURATED SOILS by Kim, Heonki, Lee, Seungjae, Moon, Ji-Won, Rao, P. Suresh C.

    Published in Soil Science Society of America journal (01-07-2005)
    “…Knowledge of the gas transport of volatile organic compounds (VOCs) through unsaturated soils is important for understanding the fate of these contaminants…”
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    Journal Article
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    Temporary hydraulic barriers using organic gel for enhanced aquifer remediation during groundwater flushing: Bench-scale experiments by Oh, Min-Su, Annable, Michael D., Kim, Heonki

    Published in Journal of contaminant hydrology (01-04-2023)
    “…This study presents the use of organic gel-forming material for the construction of hydraulic barriers in aquifer, which can be easily removed after use…”
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    Journal Article
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    Enhanced removal of VOCs from aquifers during air sparging using thickeners and surfactants: Bench-scale experiments by Kim, Heonki, Ahn, Dayoung, Annable, Michael D.

    Published in Journal of contaminant hydrology (01-01-2016)
    “…The effects of controlled air flow paths during air sparging on the removal of volatile organic compounds were examined in this study using a two-dimensional…”
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    Journal Article
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    Remediation of NAPL-contaminated porous media using micro-nano ozone bubbles: Bench-scale experiments by Kwon, Hobin, Mohamed, Mohamed M., Annable, Michael D., Kim, Heonki

    Published in Journal of contaminant hydrology (01-01-2020)
    “…Aqueous solutions of micro-nano bubbles (MNBs) containing ozone gas were injected through a NAPL-contaminated glass bead column. The glass column…”
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    Journal Article
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    Influence of Air−Water Interfacial Adsorption and Gas-Phase Partitioning on the Transport of Organic Chemicals in Unsaturated Porous Media by Kim, Heonki, Annable, Michael D, Rao, P. Suresh C

    Published in Environmental science & technology (01-05-1998)
    “…We investigated in laboratory column experiments, the aqueous-phase transport of four n-alcohols (n-hexanol−n-nonanol), three chlorinated aromatic compounds…”
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    Journal Article
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    Aquifer remediation using surfactant-enhanced gas sparging applied to target the contaminant source by Cho, Moon-Young, Oh, Min-Su, Annable, Michael D., Kim, Heonki

    Published in Journal of contaminant hydrology (01-06-2022)
    “…The surfactant-enhanced gas sparging process designed to specifically target the source zone of an organic contaminant in an aquifer with minimal usage of…”
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    Journal Article
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    Surfactant-enhanced air sparging with viscosity control for heterogeneous aquifers by Kwon, Hobin, Choi, Jae-Kyeong, Annable, Michael D., Kim, Heonki

    Published in Hydrogeology journal (01-09-2019)
    “…The effects of surface-tension and/or viscosity changes in groundwater on the remedial performance of air sparging for heterogeneous aquifers were…”
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    Journal Article
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    Changes in air flow patterns using surfactants and thickeners during air sparging: Bench-scale experiments by Kim, Juyoung, Kim, Heonki, Annable, Michael D.

    Published in Journal of contaminant hydrology (01-01-2015)
    “…Air injected into an aquifer during air sparging normally flows upward according to the pressure gradients and buoyancy, and the direction of air flow depends…”
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    Journal Article
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    Analysis of Facilitated Air Intrusion during Surfactant-enhanced Air Sparging Using Surface Tension-reducing Chemicals: Surfactants and Alcohols by Kim, Heonki, Cho, Moon-Young, Annable, Michael D.

    Published in Soil & sediment contamination (17-02-2022)
    “…The effect of lowered groundwater surface tension using alcohols and surfactants, and increased viscosity using a thickener on the performance of the air…”
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    Journal Article
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    Consistency of the interfacial tracer technique: experimental evaluation by Kim, Heonki, Rao, P.Suresh C, Annable, Michael D

    Published in Journal of contaminant hydrology (01-11-1999)
    “…Miscible displacement experiments were conducted using sodium dodecylbenzenesulfonate (SDBS) and cetylpyridinium chloride (CPC) as interfacial tracers to…”
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    Journal Article
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    Effect of increased groundwater viscosity on the remedial performance of surfactant-enhanced air sparging by Choi, Jae-Kyeong, Kim, Heonki, Kwon, Hobin, Annable, Michael D.

    Published in Journal of contaminant hydrology (01-03-2018)
    “…The effect of groundwater viscosity control on the performance of surfactant-enhanced air sparging (SEAS) was investigated using 1- and 2-dimensional (1-D and…”
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    Journal Article
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    Enhanced removal of NAPL constituent from aquifer during surfactant flushing with aqueous hydraulic barriers of high viscosity by Ahn, Dayoung, Choi, Jae-Kyeong, Kim, Heonki

    “…This study examines the effect of controlled groundwater flow paths induced by hydraulic barriers on the removal of NAPL constituent. An aqueous solution of…”
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    Journal Article