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Article
Plane-symmetric co-flow capillary for the generation of monodisperse droplets
This study proposes a novel co-flow capillary microfluidic device that can generate highly monodisperse droplets and polymeric microspheres. The device mainly consists of two self-aligning special-shaped polym...
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Article
Computational study on the clam** mechanism in the injection molding machine
The clam** mechanism plays an important role in obtaining high-quality products of the injection molding process. The clam** mechanism of the five-point double-toggle has been widely used for the high-spee...
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Article
The One/Multi-objective Optimization for Tensile Yield and Impact Strength Responses of Optical PC/PMMA Blends
This study aims to enhance the tensile yield strength (TY) and impact strength (IS) of PC/PMMA blends to apply for optical elements by means of an experimental investigation and optimization technique. Three blen...
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Article
Deformation characteristics and resistance distribution in thermoforming of printed electrical circuits for in-mold electronics application
In-mold electronics (IME) is a novel manufacturing technology which combines printed electronics and film insert molding to produce electronics-integrated plastic components. Basically, the IME process include...
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Article
Effect of microstructures on the shrinkage of injection molding product
Shrinkage of injection molding product is a well-known phenomenon which is determined by many factors such as material property, processing condition, mold design, and product design. This study aims to invest...
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Article
Enhancement of 2,3-butanediol production from Jerusalem artichoke tuber extract by a recombinant Bacillus sp. strain BRC1 with increased inulinase activity
A Bacillus sp. strain named BRC1 is capable of producing 2,3-butanediol (2,3-BD) using hydrolysates of the Jerusalem artichoke tuber (JAT), a rich source of the fructose polymer inulin. To enhance 2,3-BD producti...
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Article
Experimental and modeling investigation on machined surfaces of HDPE-MWCNT polymer nanocomposite
This study investigates end-milled surfaces of HDPE-MWCNT polymer nanocomposite. The feed rate and the cutting speed are varied and their effects on the surface roughness are investigated in detail. The relati...
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Article
Enhanced production of 2,3-butanediol by a genetically engineered Bacillus sp. BRC1 using a hydrolysate of empty palm fruit bunches
A Bacillus species that produces 2,3-butanediol (2,3-BD), termed BRC1, was newly isolated, and a 2,3-BD dehydrogenase (Bdh) from this species was identified and characterized at the molecular and biochemical leve...
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Article
Fabrication of various nano-structured nickel stamps using anodic aluminum oxide
This paper presents a fabrication method of various nickel stamps based on anodic aluminum oxide (AAO) and nickel electroforming (NE) processes. By AAO process, master templates which have closely-packed nano ...
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Article
Identification and characterization of a short-chain acyl dehydrogenase from Klebsiella pneumoniae and its application for high-level production of l-2,3-butanediol
Klebsiella pneumoniae synthesize large amounts of l-2,3-butanediol (l-2,3-BD), but the underlying mechanism has been unknown. In this study, we provide the first identification and characterizati...
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Article
Enhancement of 1,3-propanediol production by expression of pyruvate decarboxylase and aldehyde dehydrogenase from Zymomonas mobilis in the acetolactate-synthase-deficient mutant of Klebsiella pneumoniae
The acetolactate synthase (als)-deficient mutant of Klebsiella pneumoniae fails to produce 1,3-propanediol (1,3-PD) or 2,3-butanediol (2,3-BD), and is defective in glycerol metabolism. In an effort to recover pr...
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Article
Erratum to: Production of isobutanol from crude glycerol by a genetically-engineered Klebsiella pneumoniae strain
Klebsiella pneumoniae was engineered to produce isobutanol from crude glycerol as a sole carbon source by expressing acetolactate synthase (ilvIH), keto-acid reducto-isomerase (ilvC) and dihydrox...
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Article
An experimental investigation of mixing of carbon nanotube/polymer composite in a batch-type screw mixer
We develop a miniaturized batch-type screw mixer (BSM) for uniform mixing of polymer resin and nanoparticles, based on the stretching of material elements. This stretching is induced by the combination of reci...
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Article
Production of 2-butanol from crude glycerol by a genetically-engineered Klebsiella pneumoniae strain
Klebsiella pneumoniae was engineered to produce 2-butanol from crude glycerol as a sole carbon source by expressing acetolactate synthase (ilvIH), keto-acid reducto-isomerase (ilvC) and dihydroxy...
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Article
Open AccessOptimization of NaOH-catalyzed steam pretreatment of empty fruit bunch
Empty fruit bunch (EFB) has many advantages, including its abundance, the fact that it does not require collection, and its year-round availability as a feedstock for bioethanol production. But before the sign...
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Article
Optimized production of 2,3-butanediol by a lactate dehydrogenase-deficient mutant of Klebsiella pneumoniae
To obtain high-yield production of 2,3-butanediol (2,3-BD) from glucose, we optimized the culture conditions for a lactate dehydrogenase-deficient mutant (ΔldhA) of Klebsiella pneumoniae using response surface me...
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Article
Efficient Production of Ethanol from Empty Palm Fruit Bunch Fibers by Fed-Batch Simultaneous Saccharification and Fermentation Using Saccharomyces cerevisiae
The concentration of ethanol produced from lignocellulosic biomass should be at least 40 g l−1 [about 5 % (v/v)] to minimize the cost of distillation process. In this study, the conditions for the simultaneous sa...
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Article
Ethanol Production Using Whole Plant Biomass of Jerusalem Artichoke by Kluyveromyces marxianus CBS1555
Jerusalem artichoke is a low-requirement sugar crop containing cellulose and hemicellulose in the stalk and a high content of inulin in the tuber. However, the lignocellulosic component in Jerusalem artichoke ...
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Article
Rheological behavior of magnetic powder mixtures for magnetic PIM
Powder injection molding (PIM) is a promising manufacturing technology for the net-shape production of small, complex, and precise metal or ceramic components. In order to manufacture high quality magnets usin...
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Article
Optimization of culture conditions and comparison of biomass productivity of three green algae
Culture conditions for the mass production of three green algae, Chlorella sp., Dunaliella salina DCCBC2 and Dunaliella sp., were optimized using a response surface methodology (RSM). A central composite design w...
