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Article
Diffusion in dilute polytetrahydrofuran solution
The diffusion coefficients of four polymer-solvent mixtures at 34.0‡C were measured using a Mach-Zehnder diffusiometer. Monodisperse (Mw/Mn <1.05) polytetrahydrofuran (PTHF) with and without OH-end group were cho...
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Article
Ionization and Henry’s law constants for volatile, weak electrolyte water pollutants
Data base on ionization and Henry’s law constants up to 673 K are presented by temperature dependent equations for volatile, weak electrolyte water pollutants; ammonia, carbon dioxide, hydrogen sulfide, sulfur...
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Article
Reduced-order distillation model using collocation method with cubic splines
A simple and compact form of reduced-order distillation model especially suitable for real-time applications is proposed. For this purpose, a modular collocation approach with the cubic spline interpolation fu...
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Article
Cavity formation in turbine stirred gas-liquid dispersion system
To detect the cavities formed behind the impeller blades, the electrical resistivity tech-nique was employed in this study. The transition conditions between large cavity and clinging cavity were easily detect...
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Article
Analysis of culture fluorescence by a fiber-optic sensor inNicotiana tabacum plant cell culture
The on-line sensing of viable cell weight in plant cell culture process is applied to analysis and control of process. The fiber-optic fluorescence sensor was constructed to measure the NADH-dependent fluoresc...
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Article
Kinetic model for effects of ethanol and phosphate on cell growth and emulsan production inAcinetobacter calcoaceticus RAG-1
A mathematical kinetic model was proposed to describe the cell growth and the emulsan production in batch cultivations ofAcinetobacter calcoaceticus RAG-1. Ethanol and phosphate concentrations were chosen as the ...
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Article
Signal analysis of fiber-optic biosensor for the detection of organophosphorus compounds in the contaminated water
The fiber-optic biosensor consisted of tubular enzyme reactor and two sensing parts was developed for the detection of organophosphorus compounds in a contaminated water. The organophosphorus compounds was mea...
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Article
Fuzzy control of ethanol concentration for emulsan production in a fed-batch cultivation ofAcinetobacter Calcoaceticus RAG-1
A fuzzy control system was organized and applied to the control of ethanol concentration in a fed-batch cultivation process for emulsan production byAcinetobacter calcoaceticus RAG-1. The membership functions and...
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Article
Separation and concentration of L-phenylalanine using a supported liquid membrane
The separation and concentration of L-phenylalanine (L-Phe) using a supported liquid membrane (SLM) is investigated. A cation complex agent, di-2-ethylhexyl phosphoric acid (D2EHPA), is used as a carrier in the S...
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Article
Application of genetic algorithm to self-organizing fuzzy controller in fed-batch culture ofScutellaria baicalensis G. plant cell
A self-organizing fuzzy controller is constructed for control of substrate concentration in fed-batch operation of a cell culture process. A genetic algorithm is used to generate fuzzy rules of the self-organi...
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Article
Mathematical model for a three-phase fluidized bed biofilm reactor in wastewater treatment
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Article
Mathematical model for a three-phase fluidized bed biofilm reactor in wastewater treatment
A mathematical model for a three phase fluidized bed bioreactor (TFBBR) was proposed to describe oxygen utilization rate, biomass concentration and the removal efficiency of Chemical Oxygen Demand (COD) in was...
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Article
Bioreactor operating strategy inThalictrum rugosum plant cell culture for the production of berberine
Optimal substrate feeding strategy in bioreactor operation was investigated to increase the production of secondary metabolite in a high density culture of plant cell. It was accomplished by the previously pro...
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Article
Kinetic model of cell growth and secondary metabolite synthesis in plant cell culture ofThalictrum rugosum
A structured kinetic model was proposed to describe cell growth and synthesis of a secondary metabolite, berberine, in batch suspension culture ofThalictrum rugosum. The model was developed by representing the ph...
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Article
Kinetic model for biotransformation of digitoxin in plant cell suspension culture ofDigitalis lanata
Batch suspension cultures ofDigitalis lanata plant cell were performed to investigate the biotransformation of digitoxin.Digitalis lanata K3OHD plant cells were used to biotransform digitoxin into deacetyllanatos...
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Article
Approximated solution of model for three-phase fluidized bed biofilm reactor in wastewater treatment
An approximated analytical solution of mathematical model for the three phase fluidized bed bioreactor (TFBBR) was proposed using the linearization technique to describe oxygen utilization rate in wastewater t...
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Article
Ultrasonic pretreatment for thermophilic aerobic digestion in industrial waste activated sludge treatment
In order to enhance the degradation efficiency of waste activated sludge (WAS) by thermophilic aerobic digestion, an ultrasonic pretreatment was examined. It was observed that ultrasonic pretreatment increased...
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Article
Deposition behavior and photoelectrochemical characteristics of chlorophylla Langmuir-Blodgett films
The deposition behavior and photoelectric response characteristics of chlorophylla (Chla) monolayers and multilayers were investigated under various film fabrication conditions. Chla LB films were deposited onto ...
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Article
Surface plasmon resonance immunosensor for detection ofLegionella pneumophila
An immunosensor based on surface plasmon resonance (SPR) onto a protein G layer by self-assembly technique was developed for detection ofLegionella pneumophila. The protein G layer by self-assembly technique was ...
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Article
Nano-scale probe fabrication using self-assembly technique and application to detection ofEscherichia coli O 157∶H7
A self-assembled monolayer of protein G was fabricated to develop an immunosensor based on surface plasmon resonance (SPR), thereby improving the performance of the antibody-based biosensor through immobilizin...