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Article
Are Firm-Specific Advantages Location-Specific Too?
Much of the research on the role of firm-specific advantages on firms' subsidiary ownership preferences has been undertaken in the context of advanced-country multinationals, specifically U.S. MNCs. Research h...
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Article
Internationalization Theory and Korean Multinationals
Is the internationalization theory, which has been employed to explain the international expansion patterns of Western firms, equally good for Asian MNCs? Employing South Korean foreign direct investment data ...
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Article
β-Chitin-based wound dressing containing silver sulfurdiazine
Physical and biological properties of some wound dressing materials based on β-chitin were studied. Water vapor transmission rates (WVTR), oxygen permeabilities and biodegradation kinetics were examined for fi...
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Chapter and Conference Paper
Detecting Traffic Anomalies Using Discrete Wavelet Transform
We propose a traffic anomaly detector operated in postmortem and real-time by passively monitoring packet headers of traffic. We analyze the correlation of destination IP addresses of outgoing traffic at an eg...
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Chapter and Conference Paper
Detecting Traffic Anomalies through Aggregate Analysis of Packet Header Data
If efficient network analysis tools were available, it could become possible to detect the attacks, anomalies and to appropriately take action to contain the attacks. In this paper, we suggest a technique for ...
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Article
Pyrolysis of low-density polyethylene using synthetic catalysts produced from fly ash
Catalytic pyrolysis of low-density polyethylene (LDPE) was investigated using various fly ash-derived silica–alumina catalysts (FSAs). FSAs were prepared by a simple activation method that basically includes N...
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Article
Kinetic parameters using an immobilized tetrahexylammonium chloride catalyst in glycidyl methacrylate reaction with carbon dioxide
A soluble copolymer-supported catalyst containing pendant tetrahexylammonium chloride was synthesized by the radical copolymerization of p-chloromethylated styrene with styrene followed by the addition reaction o...
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Article
Miniaturized mid-infrared sensor technologies
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Chapter and Conference Paper
Characterization of Deterioration on the Shotcrete Lining Immersed in Various Sulfate Solutions
This study is to evaluate the characterization of shotcrete exposed to sulfate solution on long-term. Surface examination, compressive strength test, adhesive strength test and micro-structural analysis were p...
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Chapter and Conference Paper
Occurrence of Thaumasite in Lining Concrete of Old-Tunnel Structure
The sampling examination on the lining concrete of a 70-year-old tunnel structure was carried out. The compressive strength and RCPT test on the core samples were also performed. In order to identify product f...
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Chapter and Conference Paper
Long-Term Characteristics of Shotcrete Lining in Test Tunnel
This study is to evaluate long-term characteristics of shotcrete lining in test tunnel built in 1996 in Korea. Visual examination, carbonation depth, water analysis, compressive strength, X-ray diffraction (XR...
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Article
Mass transfer of carbon dioxide in aqueous colloidal silica solution containing N-methyldiethanolamine
The absorption rate (R A ) of carbon dioxide was measured into an aqueous nanometer sized colloidal silica solution of 0–31 wt% and N-methyldiethanolamine of 0–2 kmol/m3 in a fla...
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Article
Effects of Dietary Benzo[a]pyrene on Growth and Hematological Parameters in Juvenile Rockfish, Sebastes schlegeli (Hilgendorf)
Experiments were conducted to evaluate the effect of dietary benzo[a]pyrene (B[a]P) on the growth and hematological parameters of rockfish, Sebastes schlegeli, after they were fed with subchronic dietary B[a]P fo...
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Article
Absorption of carbon dioxide into glycidyl methacrylate solution containing the triethylamine immobilized ionic liquid on MCM-41 catalyst
An ionic liquid (TEA-MS41), triethylamine-immobilized on chloropropyl-functionalized MCM-41, was synthesized by a grafting technique through a co-condensation method and used as a catalyst in the reaction of c...
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Article
Absorption of carbon dioxide into aqueous colloidal silica solution with different sizes of silica particles containing monoethanolamine
Carbon dioxide was absorbed into an aqueous nanometer-sized colloidal silica solution in a flat-stirred vessel at 25 °C and 101.3 kPa to measure the absorption rate of CO2. The concentrations of silica were in th...
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Article
Absorption of carbon dioxide into glycidyl methacrylate solution with quaternary onium salts
Carbon dioxide was absorbed into organic solutions of glycidyl methacrylate (GMA) in a semi-batch stirred tank with a plane gas-liquid interface at 101.3 kPa to measure absorption rates of carbon dioxide, from...
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Article
Sorption kinetics of carbon dioxide onto rubidium carbonate
Rubidium carbonate was used as an adsorbent to capture carbon dioxide from gaseous stream of carbon dioxide, nitrogen, and moisture in a fixed-bed to obtain the breakthrough data of CO2. Experiments were carried ...
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Article
An approach to the spectral simulation of infrared hollow waveguide gas sensors
Optical simulations enable to model an entire chemical gas sensing platform based on hollow waveguides (HWGs) operating in the mid-infrared spectral regime using a three-dimensional representation of the senso...
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Article
Adsorption of carbon dioxide onto PDA-CP-MS41 adsorbent
Carbon dioxide was adsorbed onto mesoporous adsorbent of PDA-CP-MS41, which was synthesized by CP-MS41 with propylene diamine, in a laboratory-scale packed-bed. Experiments were carried out at different adsorp...
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Article
Breakthrough data analysis of adsorption of volatile organic compounds on granular activated carbon
Volatile Organic Compounds (VOCs) such as methanol, ethanol, methyl ethyl keton, benzene, n-propanol, toluene, and o-xylene were adsorbed in a laboratory-scale packed-bed adsorber using granular activated carb...
