40 Result(s)
within
Hye** Park
English
Biotechnology
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Article
Growth mechanism of monodispersed TiO2 fine particles by the hydrolysis of Ti(OC2H5)4
In order to investigate the growth mechanism of TiO2, the monodispersed TiO2 fine particles were prepared by hydrolysis of Ti(OC2H5)4 using the seed preparation method. Although it was impossible to grow TiO2 par...
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Article
Optimal conditions for the production of exopolysaccharide by marine microorganismHahella chejuensis
A marine microorganism, strain 96CJ10356 produced exopolysaccharide, designated as EPS-R. To optimize culture conditions for the production of EPS-R, carbon and nitrogen sources, mineral salts, temperature, an...
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Article
Demulsification of oil-in-water emulsions by aerial spores of a Streptomyces sp.
Of a number of actinomycetes isolated from Antarctica and coastal regions of Korea, one isolate, identified as a Streptomycessp., demulsified an emulsion of kerosene/0.2% Triton X-100 (2:1, v/v) within 1 min. The...
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Article
Rheological properties and stability of magnetorheological fluids using viscoelastic medium and nanoadditives
In order to improve the stability of magnetorheological (MR) fluids, viscoelastic medium having 2.2 Pa yield stress has been used as a continuous phase and nanosized CrO2 particles are added too. The rheological ...
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Article
Effect of aeration rates on production of extracellular polysaccharide, EPS-R, by marine bacteriumHahella chejuensis
The production of an extracellular polysaccharide, EPS-R, from the marine bacteriumHahella chejuensis was investigated at various aeration rates in a batch culture. Higher aeration rate resulted in enhanced EPS p...
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Chapter and Conference Paper
Influence of Down-regulation of Caspase-3 and CASPASE-7 by Sirnas on Sodium Butyrate-induced Apoptotic Cell Death of Chinese Hamster Ovary Cells Producing Thrombopoietin
Sodium butyrate (NaBu) can enhance the expression of foreign protein in recombinant Chinese hamster ovary (rCHO) cells, but it can also inhibit cell growth and induce cellular apoptosis. Thus, the beneficial e...
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Article
Enhanced photocatalytic oxidation properties in Pt-TiO2 thin films by grounding
The rates of formaldehyde and toluene photocatalytic oxidation with different initial concentrations over a Pt-TiO2 film were analyzed at both the grounded and non-grounded states. The photocatalytic oxidation ra...
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Article
Increased generation of electricity in a microbial fuel cell using Geobacter sulfurreducens
The microbial fuel cell (MFC) has attracted research attention as a biotechnology capable of converting hydrocarbon into electricity production by using metal reducing bacteria as a biocatalyst. Electricity ge...
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Article
Generation behavior of elctricity in a microbial fuel cell
Electricity generation using a microbial fuel cell (MFC) was investigated with acetate as the fuel and Geobacter sulfurreducens as the biocatalyst on the anode electrode. The voltage and power density behaviors a...
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Article
Heat transfer characteristics of high temperature molten salt for storage of thermal energy
The heat transfer characteristics of molten salt for the storage of thermal energy were investigated. The temperature profiles and heat transfer coefficients during the storage and discharge stages were obtain...
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Protocol
Enzyme-Immobilized CNT Network Probe for In Vivo Neurotransmitter Detection
Glutamate is the principal excitatory neurotransmitter in the brain, and its excessive release plays a key role in neuronal death associated with a wide range of neural disorders. Real-time monitoring of extra...
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Article
Analytical study on the optimum design of producing well to increase oil production at severe cold regions
This paper presents a simulation study of fluid flow in the tubing on a reservoir system formed in a severe cold region. The thickness of the permafrost and specific gravity of the oil were applied by field su...
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Article
Enhanced electrical properties in carbon nanotube/poly (3-hexylthiophene) nanocomposites formed through non-covalent functionalization
Poly(3-hexylthiophene) (P3HT) has received much attention as a good candidate to replace inorganic semiconductors for flexible electronics due to its solution-processability. However, the low charge mobility o...
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Article
Metabolic engineering of Escherichia coli using synthetic small regulatory RNAs
Synthetic small RNAs are designed for use in metabolic pathway optimization in bacteria.
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Article
Olive Flounder (Paralichthys olivaceus) Cystatin C: Cloning, mRNA Expression, and Enzymatic Characterization of Olive Flounder Cystatin C
Cystatins are endogenous inhibitors of mammalian lysosomal cysteine proteinases, such as cathepsins B, L, H, and S. Cystatin C belongs to the type 2 cystatin family. In this study, the 751-bp cystatin C cDNA (PoC...
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Article
Optogenetic control of endogenous Ca2+ channels in vivo
A single-component optogenetic tool controls calcium fluxes with high dynamic range.
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Article
Effect of acid treatment of Fe-BEA zeolite on catalytic N2O conversion
The effect of acid treatment on the physical and chemical characteristics of BEA zeolite, as well as the catalytic activity of the Fe-BEA catalyst for N2O reduction under NH3-selective catalytic reduction (NH3-SC...
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Article
Comparison of catalytic pyrolysis and gasification of Indonesian low rank coals using lab-scale bubble fluidized-bed reactor
Various methods are used in the coal gasification technology for increasing the efficiency of low rank coal to the level of high rank coal through catalytic gasification. The catalyst used in the catalytic gas...
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Article
A study on the direct catalytic steam gasification of coal for the bench-scale system
Various techniques have been developed to increase the efficiency of coal gasification. The use of a catalyst in the catalytic-steam gasification process lowers the activation energy required for the coal gasi...
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Article
Erratum to: Mitochondria-targeting self-assembled nanoparticles derived from triphenylphosphonium-conjugated cyanostilbene enable site-specific imaging and anticancer drug delivery
One of the correspondence authors, Jeehyeon Bae, in the original version of this article was unfortunately not marked on page 1082 and the first page of the ESM.
