Hangjin 2# clay (HJ) was used as the supporter for nanoscale zero-valent iron (nZVI) to fullfil an affordable and efficient decontamination material HJ-nZVI. In comparison with the kaolinite (K) and montmorillonite (M) supported nZVI materials (K-nZVI and M-nZVI), HJ-nZVI exhibited the best performance....

With the increasing advancement of industrialization, light steel has been used more and more frequently, hence stability and global stiffness of light steel structure has been received more and more attention. In order to find effective ways for enhancing connection strength and stiffness of light steel...

In this paper, the connotation and characteristics of basic chemistry concept are described, value theory structure, content, shape and other related content, and then on the basis of the theoretical system, construction of basic chemistry concept ideas, are combined to promote the concept of "construction"...

In this paper, the quantitative structure-activity relationship (QSAR) model of biological toxicity (-lgRBA) for 209 kinds of polybrominated diphenyl ethers (PBDEs) was established from view of substituents descriptors and quantum chemical parameters firstly. Then, they were divided into different groups...

Turbulent impinging slot jets at three different angles and four different impingement spaces were analyzed numaberically using the SIMPLE alogrithm and an RNG-based k - epsilon turbulence model to investigate the flow field structure and heat transfer characteristics. Under a certain condition, the...

In this paper, variations of loss factor and storage modulus of Alkali-Activated Composite cementing materials (AAC) made from slag and fly ash and Ordinary Portland Cement (OPC) were studied at the temperature rising period from 40 to 200 by using Dynamic Mechanical Analyzer (DMA). The study showed...

In order to solve the research deficiencies of influence of segregation on the performance of asphalt pavement, the segregation simulation and performance test were conducted. In terms of different grading deviation, the classification standard of segregation was divided into four levels. Subsequently,...

The perrhenates of Calcium, Copper and Lead used as oil additive were synthesized via aqua-solution method in this study, and their tribological properties were examined by UMT-2M testing machine. In addition, investigations were performed using XRD, SEM-EDS, DTA/TG to explain the possible mechanism...

Biodegradable medical materials are widely used in the field of medicine, which mainly include biodegradable polymer materials, biodegradable ceramic materials, biological derivatives, biological hybrid materials etc. In this paper, we discuss the properties and applications of biodegradable medical...

Microscope images analysis of red blood cells (RBCs) was well used for medical. Manual analysis of the images were subject to time-consuming and instability. Combined with computer image processing techniques in this research, a measuring and analysis system for microscope images(MIAS) of RBCs was developed....

Microstructural changes in GH4169 alloy due to changes in annealing temperature are characterized by ultrasonic pulse-echo technique and optical microscopy. According to differential thermal analysis, the phase-transition temperature of GH4169 is 1022 . GH4169 alloy are heat treated at different temperature...

Clay minerals are an important constituent of soils and it could disperse in aquatic environment which indicates they would have interaction with natural organic matters (NOMs). Although there is some researchers work on the aggregation kinetic process of clay particles in the presence of NOMs [1, 2],...

Carbon Nanotubes(CNTs) are inevitably released into environment due to their wide production and application, their environmental behavior and risks are greatly controlled by their dispersion and aggregation. Polymers and surfactants were found dispersing CNTs well, however their dispersion mechanism...

The article studies the reaction of the 5-storey reinforced concrete building of the cross-sectional wall structural scheme to the seismic impact. Bearing structures of the building were simulated by the three-dimensional finite elements, connecting concrete and reinforcement, in the software application...

With the increasing of mining depth, the temperature has become one of the main factors influencing the deep mining engineering. As the surrounding rock of deep soft rock has the characteristics of strong rheology and large deformation under the complex environment of high temperature and high pressure,...

Through the study of the thermal insulation performance of FCB composite panel of finite element simulation,the wall heat transfer coefficient K is determined.By changing different keel spacing and the hole size, studies the influence of different parameters on the wall heat preservation performance.Finite...

China has a vast territory of severe cold zones, occupying a quarter of the total land. Heating exhaust from coal heating boilers is an important influence factor of air quality in the winter. This situation will be relieved by some urban planning methods. There is no research about air pollution caused...

In recent years, with the development of earth science, the position of rock physics is improving in oil and gas exploration and rock analysis, meanwhile rock assay is necessary means to know the oil and gas geological features. This paper designs nine rock physics models, these models are divided into...

A method for the fabrication of double-cone shape pores in polyethylene terephthalate (PET)-based nuclear track membranes (NTMs) is presented here. PET films of 25 æm thickness were irradiated with Bi ions (kinetic energy 9.5 MeV/u, fluence 5ž107 ions/cm2) at room temperature under vacuum at the Heavy...

Objective to explore the clinical infection trend, drug resistance and nursing intervention measures of Acinetobacter baumannii (Acinetobacter baumannii, ABA) in the pediatric intensive care unit (pediatric intensive care unit, PICU). Methods the separation rate and drug resistance of ABA in various...

A kind of energy-saving sunlight greenhouse with underground drip irrigation and heat storage system was designed and a greenhouse heat balance model was established in order to create the best artificial climate for plant growth and meets the requirement in energy conservation, environmental protection...

In order to satisfy people to the requirement of ventilated daylighting, building shape and vision, residential high-rise shear wall structure are often open corner window in the corner building. But after corner position opening, angle of window will greatly weaken the torsional rigidity of the structure,...

Objective: Discuss the regulating effect of polydatin on the blood lipid of rat with with hyperlipemia. Method: rats were fed with the high-fat feeding method; the early atherosclerosis (AS) model of rat was established; after successful modeling, rats were given by gavage high-dose, medium-dose and...

In China, marine biotechnology industry has become a key field of national economic development during the 12th Five-Year Plan. China has to enhance the development of marine biotechnology due to its large population and constant increase of grain price. As mariculture develops rapidly in the economic...

The highway construction develops at top speed in our country. The monolithic architecture and building materials become better and approach perfection day by day. It also makes breakthrough in the technological process of graded broken stone base of bituminous pavement, to promote carrying capacity...

AMD pollution was considered as the world wide problem, Nowadays many technology (especially biotechnology) was researched to purified the waste water. However, the solid waste produced by the procedure was seldom payed attention to. In this research, 4 flocculants were applied to recycle the Cu in the...

The Polyvinyl-chloride (PVC) composites filled with micro-Calcium Carbonate (CaCO3), submicro-CaCO3, nano-CaCO3 and nano-coating micron CaCO3 powder were prepared by the method of melt blending process. The tensile properties of the PVC/CaCO3 composites were tested at the room temperature. The interfacial...

The wood biomass with certain moisture content prepared by spraying artificially was pulverized by universal mill, cutting mill and the cage mill with the drying and transporting gas. The morphological characteristics of powder of the wood biomass with different moisture content were investigated by...

On simulation of reservoir conditions in Daqing Oilfield, the effect of different method of multi-slug alternative injection, concentration gradually decreased injection, and concentration increasing injection on oil displacement efficiency are studied by laboratory experiment. The experimental results...

The content of carbonate in natural core was determined, the exothermic effect of sulfuric acid and water were analyzed and the increasement of core permeability due to the injection of sulfuric acid was determined. Finally, through the laboratory oil flooding test, the effect of sulfuric acid flooding...

This paper summarizes the classifications features and basic properties of the composite materials, The characteristics and the problems of the composite cutting are analyzed, Especially for metal-based composite materials, drawn the relationship between cutting speed and tool wear is plotted, the feed...

Hectorite has been designed and synthesized by hydrothermal way, which is used for removal of methylene blue (MB) from aqueous solution. The experiment data was analyzed using pseudo-second-order kinetics, intra-particle diffusion and film diffusion. The characteristic parameters for each model have...

In this paper, the protective electroless Ni-P/SiO2 on iron substrate were successfully prepared. The prepared Ni-P/SiO2 electroless composite coating were characterized for morphology, microstructure. The anticorrosion properties of the Ni-P/SiO2 coating in 10wt.% HCl solution were evaluated by immersion...

Isopiestic method is a common experimental method used in the field of the thermodynamic property of electrolyte solutions. The principle of isopiestic method, the development of isopiestic equipment and the application of isopiestic method in the field of thermodynamic properties of aqueous solutions...

Recently, fog-haze weather has become very frequent, and have a great impact on human life and production, especially for power transmission lines. In this paper, silicone rubber samples were contaminated in simulated winter fog-haze chamber for certain time. It was found that winter fog-haze environment...

Sufficient solubility of graphene composite in different solvents is a prerequisite for their further practical applications. In this study, the amphiphilic graphene composite was prepared based on Nanoscale ionic materials (NIMs). The graphene composite showes even dispersion and moths-long stability...

SO42-/ZrO2 solid superacid were prepared by the method of precipitation impregnation and the samples were characterized by SEM, XRD, and FT-IR. Then the samples were applied into the liquefied reaction of the waste rapeseed straw to prepare the biomass polyols and found it possessed efficient catalytic...

In surfactant-polymer binary flooding, to study the effects of polymer in emulsion seepage flow rules in porous medium, artificial sandstone cores were established to carry out the experimental analysis. Biology microscope and sample analytic control methods were employed for all samples. Results displayed...

In the present work, we compare the photocatalytic activity of titania samples normalized to the sample weight and specific surface area (SSA), and show a correlation between the PCA of titania catalysts with similar phase compositions and amorphous phase contents. Catalysts with a significant amorphous...

The heap of new waste in landfills impose a large additional load on leachate pipelines constructed under existing landfill sites. There is urgent need to address safety problems caused by the new effect that is produced on these pipelines. Based on a modified Spangler model, the deformations of HDPE...

Through a laboratory experiment of improving the silt in Huangdun Lake flood detention area, the reinforcement effect of two different soil conditioners-cement and fly ash on silt of detention area were researched. The study found that soil conditioners can effectively improve the soil compaction and...

In order to decrease the plating temperature of electroless nickel plating, this paper introduces the ultrasonic wave into the electroless nickel plating process. First, we give the concept of ultrasonic low-temperature electroless nickel plating, then point out the experimental materials and methods,...

Objective: To investigate the impact of transplantation of oligodendrocyte precursor cells on the recovery of spinal cord injury in a rat model. Methods: The cerebral cortices of 48-hour neonate rats were harvested for the OPCs primary culture. The growth of OPCs in vitro was observed consecutively under...

Feldspar dissolution phenomenon in Xifeng Oilfield DZ, ZY common areas, feldspar and secondary porosity generated by dissolution study area is an important reservoir of oil and gas reservoir space. This study in order to clarify the situation and development of secondary porosity in the study area, the...

The purpose of the present study was to investigate the immune-enhancing activity of Kombucha. In immunosuppression experiment, the immune-enhancing effect of Kombucha in immunosuppressive mice was performed.It was showed that Kombucha at high and medium doses doses was able to overcome the CY-induced...

In the current study of chemistry, the unique properties of chemically heterogeneous surfaces in the nanoscale have attracted common attention of researchers. But how to apply this technology in actual chemical industry becomes common problem faced by researchers. This paper focuses on the advantages...

With the frequent occurrence of earthquake disaster, the aseismic design of building structure has attracted more attention, especially the displacement-based aseismic design of building structure has been widely applied into practice. This thesis begins with the three methods of displacement-based aseismic...

Due to huge advantages, phase change materials (PCMs) are widely applied to various fields. Particularly, they are essential materials in regeneration, development and utilization of energy. However, because PCMs generally contain alloy materials and have some corrosivity, some leakage losses may be...

During the technology process of 3DP fabrication bone scaffolds, the property of binder is a key factor which affects the quality of bone scaffold. In this research, three models of polymer binders were constructed and simulated by a molecular dynamics simulation method. Some properties (such as density,...

For improving the reliability of the concerte pump,a reliable hydraulic system is required. In this paper,a new concrete pump hydraulic system was designed to achieve single pump driving multiple load. The proposed hydraulic system had four parallel pump, and ensured that when one pump failured, the...

Taking the treatment project of tailings cemented filling for mined-out open pits in typical metal mines as background, using theoretical analysis and numerical simulation research method, the cement-sand ratio and concentration of filling slurry, the total filling height, level height, stratification...

To understand the effect of atmospheric pollution, house decoration and Smoke exposure on the clinic casesof respiratory system disease , investigate the relationship between environmental factors and the respiratory system disease. Methods: To Survey the situation of patient's smoke exposure and household...

Coal mine in China is mainly underground mining, it need a large number of underground roadway engineering, to keep roadway and surrounding rock stability of coal mine construction and production safety is of great significance. Bolt or anchor support in coal mines has become a main supporting way in...

This paper proposed a straw logistics radius optimization model on the base of analyzing the cost and profit of the biogas and manure co-generation, to obtain the maximized per-unit scale profit. Through mathematical differential method, the relationship between the optimal straw logistics radius and...

Beryl in nature is columnar crystal generally; Beryl of clintheriform is quite rare. Different thermal luminescent effect occurs due to difference in geological and geochemical conditions for mineralization, and crystal lattice defects, impurity element content, radiation dose received from outside,...

With the development of nanoscience and nanotechnology industry, nanomaterials have gone into the natural water and it may have some impact ecosystems. This article intends to use nano-silica and zinc oxide different sizes with different concentrations of dispersed in filtered seawater to study the effect...

According to the characteristics of anaerobic, aerobic and semi-aerobic bioreactor landfill, combined with the status of rural garbage disposal. Indoor simulation comparison tests were carried out between anaerobic (R3-I) - semi-aerobic (R3-II) united bioreactor and anaerobic (R1), semi-aerobic (R2)...

This paper investigates the effect of Simotang oral liquid on functional dyspepsia of incoordination between the liver and the spleen and gastrointestinal hormone. The research objects were the 100 patients with functional dyspepsia treated in our hospital from January 2014 to October 2015. They were...

Objective: The clinical curative effect of posterior approach treatment to thoracolumbar fractures will be researched in this paper. Methods: The object of this research is 60 patients with thoracolumbar fractures treated in our hospital from December 2014 to 2016 March. They were divided into control...

With the social and economic development in today's technology, the natural eco-environment is disturbed by destruction, and with the improvement of people's living standards, the quality of the environment is poured more and more attention, so for Hydraulic and Hydropower Engineering Eco-environment...

Biotechnology purification organic waste gas is a new emission control technology gradually developed in recent years, with features of high efficiency, low investment and operating costs, no secondary pollution, safety and good. In this paper, the concept of bio-organic waste gas treatment technology,...

Objective: Analysis xiaoqinglong decoction with gypsum decoction clinical efficacy of treatment of children with pneumonia. Method; pneumonia in this study between May 2014 ~ May 2015 in our hospital treated 100 cases, according to the different treatment methods will be divided into a control group...

Objective: To observe and analyze the clinical efficacy of using five bodies pass notes to treat knee degenerative joint disease. Methods; The study is from March 2015 to March 2016 in our hospital for treatment of knee degenerative joint disease patients, 80 cases were randomly divided into odd and...

Objective: To observe and analyze Chinese medicine therapy without nerve injury thoracolumbar compression fracture kyphosis clinical efficacy. Methods; The study of December 2012 - between June 2014 in our hospital for treatment of non-nerve injury thoracolumbar vertebral compression fractures were 80...

Green buildings needs to use green renewable energy. Solar energy is one of the largest green energy storage. Therefore, the application of solar energy plays an important role in green building. From the solar energy resources and application current situation of solar energy, this paper highlights...