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Chapter and Conference Paper
A Study on Static Analysis Model of Mobile Application for Privacy Protection
Since mobile application market drastically extended, there have been many problems related to proliferative malicious applications that leak user’s private information stored in own smart device. In Korea, go...
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Article
Synthesis of macro-mesoporous Pt/alumina catalyst to enhance catalytic activity of hydrogen oxidation
Macro-mesoporous Pt/alumina catalysts were synthesized by the sol-gel process with the assistance of a PS colloidal crystal template to improve the catalytic activity of hydrogen oxidation. Macropores in catal...
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Article
Open AccessCo-culturing a novel Bacillus strain with Clostridium tyrobutyricum ATCC 25755 to produce butyric acid from sucrose
Currently, the most promising microorganism used for the bio-production of butyric acid is Clostridium tyrobutyricum ATCC 25755T; however, it is unable to use sucrose as a sole carbon source. Consequently, a newl...
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Article
Microbial population dynamics and proteomics in membrane bioreactors with enzymatic quorum quenching
Quorum sensing gives rise to biofilm formation on the membrane surface, which in turn causes a loss of water permeability in membrane bioreactors (MBRs) for wastewater treatment. Enzymatic quorum quenching was...
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Article
Conversion of levulinic acid to 2-butanone by acetoacetate decarboxylase from Clostridium acetobutylicum
In this study, a novel system for synthesis of 2-butanone from levulinic acid (γ-keto-acid) via an enzymatic reaction was developed. Acetoacetate decarboxylase (AADC; E.C. 4.1.1.4) from Clostridium acetobutylicum
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Article
Comparison of the Bacterial Communities in Anaerobic, Anoxic, and Oxic Chambers of a Pilot A2O Process Using Pyrosequencing Analysis
A2O process is a sequential wastewater treatment process that uses anaerobic, anoxic, and oxic chambers for nitrogen and phosphorus removal. In this study, the bacterial communities among these chambers were com....
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Article
Financial statement comparability and credit risk
Prior research shows that firms’ financial statement comparability improves the accuracy of market participants’ valuation judgments and thus may reduce firms’ costs of capital. Distinct from prior research fo...
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Article
Linear valuation without OLS: the Theil-Sen estimation approach
OLS-based archival accounting research encounters two well-known problems. First, outliers tend to influence results excessively. Second, heteroscedastic error terms raise the specter of inefficient estimation...
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Article
Synthesis and thermoelectric characterization of bulk-type tellurium nanowire/polymer nanocomposites
A simple method to fabricate three-dimensionally (3-D) aligned thermoelectric nanowires attached polymer particle was demonstrated by combination of solution casting of thermoelectric nanostructures (e.g., tellur...
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Article
Development of the Snapshot Method for Six Degree-of-Freedom Flight Dynamics Simulation of a High Aspect Ratio Wing Aircraft
The purpose of this paper is to develop a six degree-of-freedom flight simulation while considering the flexibility of an aircraft with high aspect ratio wings using by new quasi-steady temporal coupling schem...
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Article
Complete Genome Sequence of Paenibacillus sp. CAA11: A Promising Microbial Host for Lignocellulosic Biorefinery with Consolidated Processing
Several bioprocessing technologies, such as separate hydrolysis and fermentation (SHF), simultaneous saccharification and fermentation (SSF), and consolidated bioprocessing (CBP), have been highlighted to prod...
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Article
Single-Walled Carbon Nanotube-Based Chemi-Capacitive Sensor for Hexane and Ammonia
Two configurations of single-walled carbon nanotube-based chemi-capacitive gas sensors were fabricated, i.e., horizontal and vertical. Further, their sensing properties for hexane and ammonia (NH3) vapor were cha...
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Article
Analysis of Threats and Countermeasures for Odomter Protection
In the used car market, mileage is one of the principal criteria used for evaluating the overall condition of a vehicle. For this reason, mileage fraud continues to occur. Futhermore, the number of malicious b...
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Article
Open AccessDevelopment of SARS-CoV-2 packaged RNA reference material for nucleic acid testing
Nucleic acid tests to detect the SARS-CoV-2 virus have been performed worldwide since the beginning of the COVID-19 pandemic. For the quality assessment of testing laboratories and the performance evaluation o...
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Article
Open AccessSeasonal variations of the airborne microbial assemblages of the Seoul subway, South Korea from 16S and ITS gene profiles with chemical analysis
In this study, we determined the seasonal airborne microbial diversity profiles at SMRT stations by sequencing the 16S rRNA and ITS. Particulate matter samples were collected from air purifiers installed in th...
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Article
Open AccessComparison of RT-qPCR and RT-ddPCR with Rift valley fever virus (RVFV) RNA
Rift valley fever (RVF) is an important zoonotic disease caused by the Rift valley fever virus (RVFV) which can affect ruminants and humans. In this study, a comparison was done of the reverse transcription-qu...
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Article
Outside directors’ insider trading around board meetings
Using a novel dataset of US companies’ regular board meeting schedules, we find evidence of informed trading by outside directors prior to board meetings. During the days prior to board meetings, when outside ...
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Article
Open AccessUniversal primers for rift valley fever virus whole-genome sequencing
Rift Valley fever (RVF) is a mosquito-borne zoonotic disease causing acute hemorrhagic fever. Accurate identification of mutations and phylogenetic characterization of RVF virus (RVFV) require whole-genome ana...
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Article
Open AccessFacemask acne attenuation through modulation of indirect microbiome interactions
During the COVID-19 pandemic, facemasks played a pivotal role in preventing person-person droplet transmission of viral particles. However, prolonged facemask wearing causes skin irritations colloquially refer...
