This study describe the method of electrochemical deposition to create ZnCO2O4 supported on nickel foam for capacitor applications. Using scanning electron microscopy (SEM) and other electrochemical methods to of sample materials demonstrates the nanostructure and chemical performance of substances grown...

This paper introduced the definition and characteristic of membrane separates technology. Stated several con-ditional methods such as micro filtration, reverse osmosis, ultra filtration, nanofiltration, electro dialysis, liquid membrane, etc. Prospected the development of membrane separation technology.

This paper studied the reaction mechanism and got the overall reaction equation based on the experimental study and the analysis results of desulfurization and denitrification by chlorine-based composite. And studied the chemical and thermodynamic properties of simultaneous desulfurization and denitrification...

The year 2016 has witnessed the booming of the thermal material in the field of clothing. Scientists are trying to explore three prime means to make the idea that materials themselves can spontaneously produce heat and warm into reality, including hydrophilic material, solar-energy storage material and...

Emblic fruit wine rich in alcohol, phenolics. This experiment adopts the reverse high performance liquid chro-matography (HPLC) method for emblic leafflower fruit wine representative of phenolics gallic acid, quercetin content determination of study; And the emblic leafflower fruit forint phenol method...

Through the hydrogen sulfide and other common small molecular gas near infrared absorption spectrum analy-sis, propose that analyzing spectral absorption peak at a wavelength of hydrogen sulfide 1.578um neighbor-hood undisturbed common gases and water vapor from small molecules, which can be used for...

Two kinds of multi-amine imidazoline E1 and E2 are synthetized as asphalt emulsifier by the long-chain organ-ic acids and polyethylene polyamine. The purpose of adjusting the mixing time of asphalt emulsion and aggre-gate can be achieved by controlling the head group number of hydrophilic group. The...

SBS modified hard asphalt was prepared by de-oiled asphalt and radial SBS at 170 by high speed mixer. The samples were evaluated by conventional properties and fluorescence microscopy. Conventional properties showed that SBS drastically improve the high temperature stability and low temperature crack...

Nowadays, ferroelectricity materials are widely used. Many researchers have put effort into it to make further exploratory. This template explains and demonstrates several ferroelectricity materials. It includes piezoelectric materials, BaTiO3 ceramics and multi-material iron. We take their nature and...

Operating the microfocus X-ray source at high power is required to achieve high temporal resolution. Howev-er, the thermal loading of the anode focal spot is a limiting factor in determining the maximum power of an x-ray tube. In this paper, a transmission window based on polycrystalline diamond, for...

3D printing leads to the changes in manufacturing process, and the research and development of 3D printing supplies is considered as the core competitiveness of this technology. In this paper, it reveals the wood pow-der modification by establishing performance index of impulse process model to realize...

The low pressure of ZnO varistor ceramics were prepared with 99.5 mol % ZnO +0.5 mol % CaCO3. Subse-quently, placed in a constant temperature conditions of 1420 for 10 h, and cooking in boiling water long enough. The microstructure of the particle size analyzed by optical microscope, the doped ZnO varistors...

A study was made to desulphurize the coal from WuHai of Nei Meng Gu province in China, characterized by high content of sulphur (2.85%) and high content of organic sulphur (0.49%) by using the mesophilic bac-terias isolated from WuHai coal. In the present investigation, while using these natural microbial...

Mayuan Pb-Zn ore deposit is tectonically located in the southeastern margin of the Beiba Arch in the northern of Yangtze Plat. Its orebodies occur in the Upper Sinian Dengying Formation dolomite. Sulfide minerals are selected from the deposit for sulfur and lead isotope compositional analyses. The 34S...

1-(4-Bromo-2-fluorophenyl)-1,3-dihydro-2H-imidazo[4,5-c]pyridin-2-one (1) is an important intermediate for the synthesis of many biologically active compounds. It was synthesized from pyridin-4-ol (7) and 4-bromo-2-fluoroaniline through five steps including nitration, chlorination, N-alkylation, reduction...

3-(4-aminophenyl) cyclopropane-1, 1, 2, 2-tetracarbonitrile (1) is an important intermediate which used to syn-thesize NVP-BEZ-235 derivative. In this work, a rapid synthetic method for compound 1 was established. The 3-(4-aminophenyl) cyclopropane-1, 1, 2, 2-tetracarbonitrile was synthesized from the...

DSC method and closed bomb test were adopted to an aging different time of the double base propellant forward to carry on a research, activate energy was computed with dynamics method, and computing syn-thesize combustion characteristic parameter of the double base propellant. Conclusion: with aging...

Taking x County as the study object, doing experiment, calculation, comparison, this article analyzes the top-soil nutrients and PH value in field. The results showed that it has abundant organic content and teaches the standard of growing well for crops. The soil in X County has rich available content....

In this paper, by adding different amounts of rare earth Nd magnesium alloys in ZM21, ZM21 study of Nd on magnesium alloy thermal processing temperature ductility and plasticity effects and mechanism of the law. The results show that alloy appeared 1-3 m needle and granular three alloy phase T1 and T2,...

In this paper, by adding different amounts of rare earth Nd magnesium alloys in ZM21, ZM21 study of Nd on magnesium alloy thermal processing temperature ductility and plasticity effects and mechanism of the law. The results show that with the increase of Nd content, grain size ZM21 extruded magnesium...

To solve the problem of the strong adhesive in normal temperature and pressure, a new wood assembled adhe-sive based on water-based polymer - isocyanate adhesive (API) is developed. The effect of prescription com-position, viscosity, solid content and cross-link agent content were studied by laser particle...

The sintered process is an important link of ceramic, ultra high temperature materials in the production process. Therefore, studied the sintered ceramic process based on the thermal analysis and discussed the sintering properties of ceramic materials. At first, it introduced the sintered ceramic and...

Coal gangue is a kind of industrial waste bring in the production of coal and the stock pile is very large in China. These coal gangue dumps not only caused environmental pollution but also caused by the waste of re-sources. This paper studied on the preparation of porous ceramics by using coal gangue...

Boron nitride nanotubes (BNNTs) is a new type of nano materials, with a variety of excellent physical and chemical properties. Based on the current research results, this paper makes a comprehensive summary of the relevant properties of BNNTs, and expounds its application field and development status.

SiC ceramic is a new ceramic material. For its excellent performance, it is widely used in the field of mechani-cal seal. It is used in the pump, blender and other equipment during the petrochemical, aerospace and other industries. In order to further improve the sealing properties of SiC ceramics, this...

With the development of technology and the requirements, the requirement on materials performance is more and higher in all walks of life. Especially in aerospace and other high-tech industries is more demanding mate-rials with high temperature resistance, erosion resistance and other characteristics....

Ceramic tool because of its high hardness characteristics are widely used in various types of cutting. Its frac-ture failure often occurs, so the poor toughness of ceramic materials is the main factor limiting the develop-ment. In order to overcome these disadvantages of poor toughness of ceramic cutting...

Al2O3-ZrO2 composite powder by sol-gel method was added into fine-particle and ceramic type zirconia me-tering nozzle to prepare modified metering nozzle. The differences in performance of nozzles were studied through XRD, SEM analysis and physical property test. The results are as follows: After modified,...

Because of the large load and large impact force of airport pavement under, it often appears the phenomenon of serious rut. In order to improve this kind of phenomenon, combined with the capital F slide northern area reconstruction project, we analyze the lower layer type of AC-20 modified asphalt mixture...

When we go to airport to do something or take plane, we will find that there are a lot of serious rut. the capital F slide northern area reconstruction project is on the construction, so we think we can pass the construction to solve this problem .we research the SMA-13 modified asphalt mixture of capital...

This study investigates the performance of SCR catalysts which has been analyzed with a theoretical method from the operation data on the SCR device of a 600MW unit, and then performance experiments have been done under the high load-600MW&the low load-320MW. The results show that compared to the NOX...

Isolation and screening of a strain with high efficiency of flocculation effect from the activated sludge of a wastewater treatment plant in Kunming, after identification of strains, flocculating activity experiments, and eventually extracted Bacillus megaterium flocculant and study on its treatment...

Green Building has shown great advantage in promoting the economic efficiency. However, it also has exposed some problems in the developing process, among which the matter of Industrial Chain stability is the vital one. This article, employing with the theory of biocenosis and differential stability,...

Soil pollution can result in a lot of serious situation, especially safety, health and environment problems. In this paper, a serial of experiments were designed and conducted in a closed-loop wind tunnel to study the mecha-nisms of soil pollution. Through the research work, the mass transfer acts an...

At present our army has a huge cloud explosion agent needs to be destroyed. The traditional incineration, landfill and other methods has not adapted to the current needs of the community. From view of recycling, through the discuss the recovery method of hexogen (RDX), ammonium perchlorate (AP) and aluminum...

Fly ash sample collected from a facility which treat urban waste with combustion, the major physio-chemical features of which were studied including chemical composition; the heavy-metal content, speciation as well as leaching toxicity; surface morphology analysis and composition within the mineralogical...

Constructed wetland ecosystem is a complex project, and the removal mechanism is complicated. This article is mainly summary the degradation mechanism of pollutants from the main processing and removal method of wetland functions. Constructed wetland treatment effects on plant species, substrate, microorganisms,...

In order to study high and low temperature performance of SBS modified asphalt binder with fasir, the sof-tening point test, DSR, ductility test and BBR were tested to detect the changes in its high and low tempera-ture properties according to laboratory tests. Test results showed that softening point...

Williams-Landel-Ferry equation (WLF equation)is one of the most significant experimental equations in analy-sis for the temperature frequency dependence of viscoelastic damping materials. The papers about WLF equa-tion are reviewed and the difference of expression for WLF equation is analyzed with emphasis....

Concrete crack is a popular damage of practical concrete bridges, so it is deserve to investigate the changing condition of concrete cracks of practical bridges. Based on this point, in this study, structural health monitor-ing (SHM) technique was utilized for monitoring the variation of crack width...

In the present work, hot compression tests of AZ80+Ce alloy as-casted were carried out on a Gleeble-3500 thermo-mechanical simulator in temperatures range of 325 – 400 at intervals 25 , at strain rates of 0.01, 0.1, 1 and 10 s-1, respectively. The tests data at true strains of 0.1, 0.2, 0.3 and 0.4 were...

CFRP repairing is an effective way of repairing or strengthening notched steel beams. However, the debonding failure of CFRP repairing reduces the effectiveness of this reinforcement technique. The CFRP repairing debonding is the most dangerous failure mode to reduce the efficiency of CFRP repairing....

In this paper, we have summarized the types and main uses of artificial blood vessels. Also, we have analyzed the present situation of biological material-artificial blood vessels, and preliminarily explore the development.

This study aims to optimize the design of composite cylinders for submersible pressure hulls, taking the critical buckling pressure and failure load into consideration using sub-problem approximation method in ANSYS program. The finite element analysis was verified by comparing with the test results....

This paper proposes a new simple tree with a fixed stent makes the transplant more safe and beautiful trees. The paper in order to put forward a new type of garbage can., mainly due to the improper waste disposal and litter bins filled leak, causing environmental pollution and cigarette butts caused...

In recent decades, the development of the economy is very fast. However the environment is damaged deep-ly. More and more people put forward the definition of "sustained development" to solve the problem, which is called sustainability. Because the availability of water is a matter of life and death....

This paper mainly study of four different kinds of antifoaming agent, which can make different influence on the concrete performance and durability. The experimental results show that: According to the comprehensive performance of concrete, the fluidity of concrete with the addition of the polyether...

This paper analyzes the economic effect of railway piggyback transportation in China, comparing the cost be-tween railway piggyback transportation and that of highway transportation. After calculating the cost of sta-tion to station railway piggyback transportation and that of highway freight transportation...

This article proposes a dissolved oxygen prediction model for water quality about aquaculture to solve the problems like low accuracy and poor robustness of traditional prediction methods about water quality based on principal component analysis (PCA), fuzzy neural network (FNN), and differential evolution...

The statistics of cement consumption, bearing capacity, and settlements for pile-head and pile-toe are obtained by using the comparison of over 600 piles with or without grouting. The statistical results show that post grouting technique is most used in gravel and pebble stratum (taking up 67.8%), followed...

The horizontal earth pressure of shield tunnel affected by excavation was analyzed. Firstly, the foundation pit excavation disturbance zone boundary and the strain of level unit soil in disturbance zone were assumed. Meanwhile, the formula for calculating the horizontal earth pressure in the disturbed...

Although the vacuum preloading has been widely used in the engineering, the influence area of horizontal de-formation is controversial. In order to clarify the influence range and show the deformation of nearby building during loading and unloading of vacuum pressure, a series of finite element analyses...

The steel structures are widely used in modern industrial factory due to its advantages such as high strength, good plasticity, good sealing property, and short construction period. However the poor fire-resistance ability is the most significant weakness of the steel structures. The steel structure...

Using the method which potassium permanganate modified medical stone and titanium dioxide load maifan-ite to removal arsenic in drinking water. Compared with the dosage, shaking time, pH on arsenic removal, the research results show that when the dosage is 0.2g, the effect of titanium dioxide and potassium...