56 Result(s)
within
English
Engineering
Engineering, general
**an-wen Zhang
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Article
Pulse electrical arc stimulator based on single-electrode for active exercise in tail-suspension rat
To make rat do active exercise to counteract bone loss in the rat tail-suspension model, a pulse electrical stimulator based on single-electrode with a low-current and a high-voltage was designed. The stimulat...
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Article
Characterization of tricalcium phosphate solubilization by Stenotrophomonas maltophilia YC isolated from phosphate mines
The phosphate solubilizing characteristics of a strain YC, which was isolated from phosphate mines (Hubei, China), were studied in National Botanical Research Institute’s phosphate (NBRIP) growth medium contai...
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Article
Bioleaching of soluble phosphorus from rock phosphate containing pyrite with DES-induced Acidithiobacillus ferrooxidans
The effects of Acidithiobacillus ferrooxidans (At. f) mutated with diethyl sulfate (DES) as a mutagen on the bioleaching of soluble phosphorus (P) from rock phosphate (RP) were investigated. The results show that...
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Article
Short-term deformation behavior model of endangered earthen heritage slope after conservation in Jiaohe Ruins
Cliff deformation behavior after conservation is of great significance for evaluating the conservation effect and discovering the dynamical law of soil. Modeling on deformation behavior is beneficial to the qu...
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Article
A new approach for time effect analysis of settlement for single pile based on virtual soil-pile model
A new approach is proposed to analyze the settlement behavior for single pile embedded in layered soils. Firstly, soil layers surrounding pile shaft are simulated by using distributed Voigt model, and finite s...
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Chapter and Conference Paper
Fuzzy Appraisal on Implementation Effect of MES Based on New Membership Degree Conversion Algorithm
With development of economic globalization, the competition environment of enterprises in China is becoming more and more severe. This background demands enterprises to introduce new management concept and adv...
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Article
Precipitation processes and luminescence properties of ZnO: La3+, Li+ nanoparticles
ZnO:La3+,Li+ nanoparticles were successfully prepared by co-precipitation, citric acid-assisted co-precipitation, co-precipitation combined solid-state reaction and thermal decomposition method. X-ray diffraction...
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Article
Combined iterative cross-correlation demodulation scheme for mixing space borne automatic identification system signals
Aiming at the potential presence of mixing automatic identification system (AIS) signals, a new demodulation scheme was proposed for separating other interfering signals in satellite systems. The combined iter...
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Article
Reducing residual distortion of thin-plate weldments by rotating extrusion
A new method named rotating extrusion was developed to mitigate residual distortion of thin-plate weldments. The basic principle and characteristic of rotating extrusion as well as an efficient rotating extrus...
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Article
Characterization of alternating current impedance properties of biomedical electrodes
To study the alternating current (AC) impedance properties of Ag/AgCl electrocardiograph (ECG) electrodes, the electrode pair was gel-to-gel connected, and then the electrical potential was recorded after a sa...
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Article
A successful case of hydrocarbon dew point analysis during mixing of natural gases in transmission pipeline
The occurrence of liquid condensation in natural gas accounts for new challenges during the interoperability between transmission networks, where condensation would lead to higher pressure drops, lower line ca...
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Article
Process optimization for treatment of methyltin mercaptide effluents using modified semi-coke
The central composite process optimization was performed by response surface methodology technique using a design for the treatment of methyltin mercaptide with modified semi-coke. The semi-coke from the coal ...
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Article
Influence of yield-to-tensile strength ratio (Y/T) on failure assessment of defect-free and corroded X70 steel pipeline
The effect of yield-to-tensile strength ratio (Y/T) on failure pressure of X70 pipeline without and with corrosion defects was investigated. The stress-strain response of materials was characterized by a power-la...
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Article
Bioleaching of low-grade copper sulfide ores by Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans
The grown conditions of Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans were investigated, and then experiments were conducted to research the bioleaching behaviors of crude ore of copper sulfide...
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Article
FEM analysis of vacuum hot bulge forming of Hastelloy C-276 thin-walled cylindrical workpiece
A stress relaxation test has been carried out for Hastelloy C-276 at temperature of 800 °C and initial stress level of 250 MPa. Based on the experimental stress relaxation curve, the relationship between creep...
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Article
2D registration based on contour matching for partial matching images
The mean Hausdorff distance, though highly applicable in image registration, does not work well on partial matching images. An improvement upon traditional Hausdorff-distance-based image registration method is...
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Article
Reduction smelting on bismuth oxide residue in FeO-SiO2-CaO ternary slag system
Reduction smelting of the bismuth oxide residue from pressure leaching of bismuth sulfide was investigated in the FeO-SiO2-CaO ternary slag system. The results show that all the recovery ratios of Bi, Ag, Cu and ...
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Article
Reduction mechanism of Fe2O3-Cr2O3-NiO system by carbon
Isothermal experiments on the reduction of Fe2O3-Cr2O3-NiO (molar ratio of Fe-to-Cr-to-Ni is 3:2:2) by graphite were carried out at 1350–1550°C, and effects of various factors on reduction degree were studied. Th...
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Article
Influence of silicate anions structure on desilication in silicate-bearing sodium aluminate solution
The structural changes of silicate anions in the desilication process with the addition of calcium hydrate alumino-carbonate were studied by measuring Raman spectra, infrared spectra and corresponding second d...
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Article
Effects of MgO content and CaO/Al2O3 ratio on surface tension of calcium aluminate refining slag
Surface tension of calcium aluminate refining slag was measured by the Slide method at 1823 K. Based on different levels of the MgO content and the mass ratio of CaO to Al2O3, the effects of MgO content and the m...
