Search Results - "Ahn Dae-Hee"

Ammonium nitrogen removal characteristics of zeolite media in a Biological Aerated Filter (BAF) for the treatment of textile wastewater by Chang, Won-Seok, Tran, Hung-Thuan, Park, Doo-Hyun, Zhang, Rui-Hong, Ahn, Dae-Hee

“…The main objective of this study is to evaluate ammonium nitrogen removal characteristics of zeolite media in Biological Aerated Filter (BAF) process for…”
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Prevalence and risk factors of peri-implant mucositis and peri-implantitis after at least 7 years of loading by Ahn, Dae-Hee, Kim, Hyun-Joo, Joo, Ji-Young, Lee, Ju-Youn

“…Purpose: This study examined the prevalence and risk factors of peri-implant disease after at least 7 years of dental implant loading. Methods: A total of 111…”
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Changes in physicochemical properties and gaseous emissions of composting swine manure amended with alum and zeolite by Bautista, Jusiedave Melendez, Kim, Hyosun, Ahn, Dae-Hee, Zhang, Ruihong, Oh, Young-Sook

“…Ammonia emissions from composted swine manure and the resulting physicochemical changes were monitored to determine the effectiveness of adding alum and…”
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Continuous bioelectricity production and sustainable wastewater treatment in a microbial fuel cell constructed with non-catalyzed granular graphite electrodes and permeable membrane by Tran, Hung-Thuan, Ryu, Jae-Hun, Jia, Yu-Hong, Oh, Se-Jin, Choi, Ji-Youn, Park, Doo-Hyun, Ahn, Dae-Hee

“…Oxygen has been so far addressed as the most preferable terminal electron acceptor in the cathodes of microbial fuel cells (MFCs). However, to reduce the…”
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Dyestuff wastewater treatment using chemical oxidation, physical adsorption and fixed bed biofilm process by Ahn, Dae-Hee, Chang, Won-Seok, Yoon, Tai-Il

“…Fenton’s oxidation and activated carbon adsorption were examined as pretreatment processes for dyestuff wastewater having high salinity, colour, and…”
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Simultaneous organic carbon and nitrogen removal in an anoxic–oxic activated sludge system under various operating conditions by Rasool, Kashif, Ahn, Dae Hee, Lee, Dae Sung

“…•A modified pre-denitrification anoxic-oxic process was proposed.•Efficient pre-denitrification using returned activated sludge was achieved.•Sludge…”
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Prevalence and risk factors of peri-implant mucositis and peri-implantitis after at least 7 years of loading by Ahn, Dae-Hee, Kim, Hyun-Joo, Joo, Ji-Young, Lee, Ju-Youn

“…This study examined the prevalence and risk factors of peri-implant disease after at least 7 years of dental implant loading. A total of 111 patients with 218…”
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Microbial profiling of peri-implantitis compared to the periodontal microbiota in health and disease using 16S rRNA sequencing by Kim, Hyun-Joo, Ahn, Dae-Hee, Yu, Yeuni, Han, Hyejung, Kim, Si Yeong, Joo, Ji-Young, Chung, Jin, Na, Hee Sam, Lee, Ju-Youn

“…The objective of this study was to analyze the microbial profile of individuals with peri-implantitis (PI) compared to those of periodontally healthy (PH)…”
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Nitrifying biocathode enables effective electricity generation and sustainable wastewater treatment with microbial fuel cell by Tran, Hung-Thuan, Kim, Dae-Hee, Oh, Se-Jin, Rasool, Kashif, Park, Doo-Hyun, Zhang, Rui-Hong, Ahn, Dae-Hee

“…Simultaneous organics removal and nitrification using a novel nitrifying biocathode microbial fuel cell (MFC) reactor were investigated in this study…”
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Modulation of semiconducting behavior in carbon nanotube Langmuir-Blodgett film based devices by controlling the effective channel dimension by Nam, Gwang-Hyeon, Kim, Ki-Suk, Park, Sun-Hyun, Kim, Hyo-Sop, Ahn, Dae-Hee, Kim, Jae-Ho, Lee, Jae-Hyeok

“…Controlling the electrical property of single-walled carbon nanotube (SWCNT)-based devices is challenging because the SWCNTs have semiconducting or metallic…”
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호기성 그래뉼 슬러지를 이용한 RO 농축수의 생물학적 처리에 관한 연구 by 김현구(Hyun Gu Kim), 안대희(Dae Hee Ahn), 조은하(Eun Ha Cho), 김한용(Han Yong Kim), 예형영(Hyoung Young Ye), 문정수(Jung Soo Mun)

“…The purpose of this study is to efficiently improve biological sequencing batch reactor (SBR) system of high-concentrated nitrate nitrogen in reverse osmosis…”
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Simultaneous organics removal and bio-electrochemical denitrification in microbial fuel cells by Jia, Yu-Hong, Tran, Hung-Thuan, Kim, Dae-Hee, Oh, Se-Jin, Park, Doo-Hyun, Zhang, Rui-Hong, Ahn, Dae-Hee

“…Simultaneous organics removal and bio-electrochemical denitrification using a microbial fuel cell (MFC) reactor were investigated in this study. The electrons…”
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Anammox bacteria enrichment in upflow anaerobic sludge blanket (UASB) reactor by Thuan, Tran-Hung, Jahng, Deok-Jin, Jung, Jin-Young, Kim, Dong-Jin, Kim, Won-Kyoung, Park, Young-Joo, Kim, Ji-Eun, Ahn, Dae-Hee

“…We investigated the anaerobic ammonium oxidation (anammox) reaction in a labscale upflow anaerobic sludge blanket (UASB) reactor. Our aim was to detect and…”
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The Impact of Justice of Layoff on Management Trust, Job Satisfaction and Organizational Commitment in the Hotel Corporations by 김용순, 안대희

“…Since financial crisis of IMF resulted in intensive competitiveness and adverse management environment, many hotel industries have responded it with…”
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Hydrogen production from wastewater using a microbial electrolysis cell by Jia, Yu Hong, Choi, Ji Youn, Ryu, Jae Hun, Kim, Cho Hui, Lee, Woo Kyung, Tran, Hung Thuan, Zhang, Rui Hong, Ahn, Dae Hee

“…A Microbial electrolysis cell (MEC) was designed to produce a useful and valuable product, hydrogen gas, during the wastewater treatment process. Hydrogen can…”
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Production of Ethanol Directly from Potato Starch by Mixed Culture of Saccharomyces cerevisiae and Aspergillus niger Using Electrochemical Bioreactor by Jeon, Bo-Young, Kim, Dae-Hee, Na, Byung-Kwan, Ahn, Dae-Hee, Park, Doo-Hyun

“…When cultivated aerobically, Aspergillus niger hyphae produced extracellular glucoamylase, which catalyzes the saccharification of unliquified potato starch…”
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Development of a Serial Bioreactor System for Direct Ethanol Production from Starch Using Aspergillus niger and Saccharomyces cerevisiae by Jeon, Bo-Young, Kim, Soo-Jin, Kim, Dae-Hee, Na, Byung-Kwan, Park, Doo-Hyun, Tran, Hung Thuan, Zhang, Ruihong, Ahn, Dae-Hee

“…Aspergillus niger hyphae were found to grow with unliquefied potato starch under aerobic conditions, but did not grow under anaerobic conditions. The raw…”
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Effect of Electrochemical Redox Reaction on Growth and Metabolism of Saccharomyces cerevisiae as an Environmental Factor by Na, Byung-Kwan, Hwang, Tae-Sik, Lee, Sung-Hun, Ahn, Dae-Hee, Park, Doo-Hyun

“…The effect of an electrochemically generated oxidation-reduction potential and electric pulse on ethanol production and growth of Saccharomyces cerevisiae ATCC…”
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Anaerobic Ammonium Oxidation Process in an Upflow Anaerobic Sludge Blanket Reactor with Granular Sludge Selected from an Anaerobic Digestor by Tran, Hung-Thuan, Park, Young-Joo, Cho, Mi-Kyeoung, Kim, Dong-Jin, Ahn, Dae-Hee

“…The purpose of this work was to evaluate the development of the anammox process by the use of granular sludge selected from a digestion reactor as a potential…”
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Influence of pulsed electric field on growths of soil bacteria and pepper plant by Seo, Ha Na, Jeon, Bo Young, Tran, Hung Thuan, Ahn, Dae Hee, Park, Doo Hyun

“…DC 20 volt of electricity was charged to the electrodes placed around hot pepper plants to induce electrical redox reaction. Anode and cathode were…”
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