We report the photoelectronic properties of MoS2/CdS heterojunction films fabricated via rapid chemical vapor deposition (CVD) and chemical bath deposition (CBD). Silver-doped MoS2 thin films were deposited on prepared indium tin oxide substrates via CVD, and then CdS films were prepared on the surfaces...

In order to overcome the shortcomings of the traditional mixing device, a new type of multi-purpose fluid mixing device is developed which has the reasonable design of mixing chamber, baffle and flow structure through the principle of fluid mechanics. The new multi-purpose fluid mixing device can mix...

In the process of oil and nature gas drilling, the drilling fluid density is a very important parameter, which is one of the key factors of drilling safety. In the drilling process it is important to adjust the drilling fluid density rapidly according to the formation pressure. However, the efficiency...

The effective length factor of the braced beam with in-plane buckling in the chevron braced steel frame with pinned connections was derived, and verified in comparison with the value calculated by the eigenvalue buckling analysis using the software ABAQUS. The results show that, the numerical values...

In order to deal with the difficulties of the heavy workloads and ambiguity of text labeling in the traditional image retrieval and the problem that the studies on 3D medical images retrieval were lacking, this paper proposes an robust algorithm based on perceptual hashing for 3D medical images retrieval....

This paper explores a food’s microbiology prediction and quality assessment system platform based on .NET three-tier architecture, which uses ADO.NET caching technology, the MVC architecture, SQL Server database, which establishes fresh food microbiology prediction and quality assessment platform, which...

This paper discusses a programming problem with dump design in Bay river iron on Yunnan province. In order to solve the problem efficiently, Firstly we analysis the conditions about the geological, then design the dump of Jinping Bayriver iron on Yunnan province. However, the stability is very important...

The Drosophila cyclinD (cycD) gene promoter contains a recognition consensus sequence for Drosophila STAT (stat92E). Transient luciferase expression assay using S2 cells indicated that the cycD gene promoter was activated by cotransfected with HOP and stat92E expression plasmid. Furthermore, the S2 cells...

In this paper, a model reference fuzzy adaptive system (MRFAS) control method using on-line self tuning fuzzy quantizing and scaling factors is applied to the sensorless vector controlled induction motor (IM) drive system with MRAS type speed estimator. In this method, a stator current model based MRFAS...

Prefabricated concrete structure has the advantages of being constructed fast, high quality, energy conservation, good seismic performance and environmental protection, etc. It is the developing direction of the future buildings. It's one of the important research content of prefabricated concrete structure...

In this research, redundant mechanism for CAN Bus communication is designed and implemented to improve reliability of the I/O modules built with CANopen profile. The STM32F107 hardware platform (Cortex-M3 core) is used in the I/O modules. These modules and main station can combine into a complex control...

In the light of the major problems existing in the current laser engraving image processing software such as lack of third-dimension and lifelikeness, missing detail information, having pattern trace, this thesis using visual characteristics of the human eye, the pattern dithering method in print areas...

With the development of science and technology the technology of Power and Supply is becoming more and more intelligent and automation. Wireless terminal technology has been widely used in the electric power business hall on Mobile.Mobile APP client terminal is based on the wireless network communication...

Currently, the medical information system is meeting many difficulties when conveying information via the network, such as leaking out the patients’ information, falsifying medical records, and destroying the structure of medical images etc. For these questions, the new algorithm with ultra-strong robustness...

Concrete filled steel tube (CFST) and steel castellated beam are ideal components in the structure. However the research about the connection of them is less at present. In order to analyze the working mechanism of outer annular-stiffener type steel castellated beam-concrete filled steel tube (OATSCB-CFST)...

Thanks to wide area measurement system, the introduction of the whole electrical power system information into wide area backup protection methods has made up the severe deficiency that some incorrect judgments made by traditional backup protective devices when the transmission line overload occurs are...

This paper presents application layer multicast system of the context-aware dynamic role, which need to real time tinker up the permissions owned by consumer based on the context information. We analyse key problems of layer multicast system in application layer multicast communication. In order to solve...

Periodic vehicle routing problem and its solution algorithms are being deeply studied by scholars, the outputs of them are helpful to solve problems such as time setting for waste household appliances, bulky waste discarded in reality, etc. Through the literatures review of PVRP, it can be seen that...

Northern Sea Route is known as a new route with complex navigation environment. It will greatly shorten the distance between the Far East and Europe. This article systematically analyzes the sailing conditions of Northern Sea Route and the main factors that influence the navigation environment. An evaluation...

Debris-prone areas are widely distributed worldwide, all continents except Antarctic have been harmed by debris flow. Debris flow normally outbreaks all of a sudden, sweeps along fast accompanying with other disasters like landslides, flood and collapse. It has huge destructive power, making severe threats...

Intangible cultural heritage is an important symbol to recognition different ethnics. In order to enhance the copyright protection and authentication of intangible cultural heritage, this paper presents a novel way to process the carried image that Li brocade. Firstly, Li brocade image was decomposed...

In order to understand the distribution characteristics and temporal change of mercury species in a sewage treatment plant,sewage and sludge samples were collected from influent and effluent of the Second Sewage Treatment Plant of Jiaozuo for 10 months.Atomic Fluorescence method was used to detect mercury.Total...

The dielectric properties of coplanar propagation waveguides (CPW) designed and fabricated on high resistivity silicon substrates are investigated. These CPWs exhibited transmission losses around 0.4 dB/mm at 50 GHz. In particular, temperature-dependent measurements show very low deviations. The complex...

In view of the existing micro turbine engine (MTE) design a test bench, which can measurement the key performance parameters. When the micro turbine engine is in operation, we can measurement the exhaust temperature, the vibration, rotate speed of the engine, also the dynamic pressure and static pressure...

Speed and torque load simulation experiment is used widely. Usually, driving department and load department in this experiment system are all energy consumption equipment. Secondary regulation technology is good at controlling of speed and torque, and is conducive to improve energy efficiency. In secondary...

In order to improve the quality of service and the energy efficiency, congestion control has exposed as an essential factor in the wireless sensor network. Congestion control for wireless sensor network based on generalized minimum variance controller is proposed in the paper, for which node-congestion...

In this paper, a predator-prey system with Beddington-DeAngelis functional response is studied, where the n predators prey on one prey. Using the continuation theorem of coincidence degree theory and analysis techniques, a criteria for the existence of periodic solutions of predator-prey models with...

With rapid development of big data applications, telecom operators pay more attention to the management and analysis of various data. Presently, as the telecom operators haven’t built a uniform enterprise data platform, and application systems and internal data models differ from one another, the complexity...

Pspice engine which possesses powerful modeling and simulation functions is widely used to analog circuit simulation, while can not be provided with fault simulation function. This paper addresses the problem of how to performance analog circuit fault simulation simulate by calling Pspice engine. Firstly,...

With the popularization of Internet and the development at full speed of the multi-media technology, the copyright protection of digital works has already become the hot issue at present. The paper proposes a blind watermarking algorithm for text images’ authentication and protection based on DWT-DCT....

Videogrammetric measurement is a research focus for the organizations of wind tunnel test and it has no special requirements on the test model. Its key techniques for the test environment of the high speed wind tunnel are introduced in this paper, including the solution of exterior parameters with big-angle...

We take research of straw-gas joint household gas project in Hebei Qingxian for example. First, based on the experience of Danish concentrated methane gas, we use the method of cost-benefit analysis so as to carry on comparative analysis of its economic feasibility. Second, we standardize the environmental...

The intention of this paper is to reveal the mechanical properties of steel fiber reinforced concrete (SFRC) at different volume fractions of steel fiber and demonstrate that it can be applied as support in underground coal-mine tunnels. With the similar simulation tests and FLAC finite-element numerical...

Electromagnetic ultrasonic Lamb wave, with the advantage of quickly detecting the defect, is widely used in nondestructive testing of thin plate. However, it is related to the characteristics of Lamb waves that selecting mode of guided waves and estimating the detecting range. Therefore, this paper studies...

Aiming at the rapid response and speed ripple of direct torque control of asynchronous motor, a fuzzy neural network algorithm based on stator flux model is proposed to achieve the selecting of switch state under low-speed. By using automatic generation of fuzzy neural network algorithm, real-time adjustment...

In analog circuit automatic generating fault tree field, several problems are as below: currently the fault tree model had not strong structural to provide the detail realization method to automatic generating fault tree and only used Support Vector Machine algorithm to automatic generating fault tree...

This paper presents a design for information gathering networks and nodes for discrete manufacturing information monitoring. Firstly, the wireless network characteristics and categories are analyzed. The paper then proposes a combined wireless network with high speed WIFI and low speed ZigBee network...

In order to solve the problem of spectral distortion and the fuzzy texture in visible and infrared image fusion technology, a novel visible and infrared image fusion method based on the Nonsubsampled Contourlet Transform (NSCT) and Pulse Coupled Neural Networks (PCNN) is proposed in this paper. First,...

A new method is presented for spatiotemporal segmentation of moving-object using evaluation of boundary in infrared video. At first, the ideal seeds of every moving object are extracted based on the “holes” effect of temporal difference, respectively. The focus of our wok is spatial segmentation. On...

Experimental investigations on lap welding of magnesium alloy to steel using resistance spot welding with Cu-Zn alloy interlayer are carried out. The effect of welding time, welding current and interlayer thickness on the bonding mode of interface and joint strength has been investigated using mechanical...

Abstract—As China's mileage of Highway and urban transport tunnel extend speedily, some challenges to the safe operation of the tunnel occur. People pay more attention to the mechanical state of the traffic tunnel and the environmental problems caused by tunnels. Based on a new traffic tunnel in Henan...

The emergence of full-controlled power electronic devices, such as VSC, provides a new direction for the development of HVDC. Based on the analysis of the steady-state model of VSC-HVDC, its mathematical model for Newton method power flow caluclation is developed. This paper proposes a uniform iterative...

In the frame-shear wall structure FSWS of reinforced concrete, the coupling beam of shear wall (CB) and frame beam (FB) up the corresponding part of which has a stage of working cooperatively under horizontal load. However, the research on the whole working mechanism of the CB and FB under that stage...

Visual function in humans degrades during the early stage of senescence beginning from middle 50s to 60s. Generally,it may derive from the general decline of cortex inhibition,which destroys the balance between excitation and inhibition system in the brain.To date, the optimal fitting model of receptive...

Insulation dielectric loss of power cable is more obvious in ultra-low frequency than in other frequency band. The insulation dielectric loss effectively describes power cable insulating properties and the DC characteristics of the medium. A new dielectric loss tester is designed, using quasi-synchronous...

Information asymmetry is one of the most important dynamic properties of complex networks. It has important significance to explore the effect of information asymmetry on cascading failures for realizing cascading dynamic properties. In this paper, after analyzing the information asymmetry during the...

If some nodes of the aviation network are pinning controlled, all nodes are synchronized to the steady state and promote aviation network robustness. Collecting the data information of routes, China aviation network's statistical characteristic is calculated, and aviation network robustness metrics is...

This paper proposes a new method to deal with the multi-attribute group decision making (MAGDM) problem. Firstly, a new distance measure between two linguistic terms is defined, then a new linguistic information aggregation operator based on the distance measure is proposed and their properties are studied....

The control system of myoelectric prostheses req-uires high precision and rapid response. Many algorithms have been applied in prosthesis control. In this paper, Back-Propagation Neural Network (BPNN) and Multiple Nonlinear Regression (MNLR) are applied to predict handgrip force through surface electromyography...

To overcome the the drawbacks of poor wear resisitance of titanium and its alloys, so far many efforts have been made to improve wear resistance and some techniques have been developed. Theses techniques can be classified into two categories: surface coating and surface cladding. Surface coatings generally...

At present, the research is not enough for the formula of water content and strength index in domestic.The paper aims how the change of water content influence strength index of remolded loess by consolidation drained triaxial shear test for the Linxian loess.The results showed that: The shear strength...

This article based on the analysis of system and system thinking as the foundation, through to the existing problems of coal mine safety monitoring system for a comprehensive analysis of the system, points out the existing problems of China's coal mine safety monitoring system, and expounds the various...

Forecasting passenger flow accurately, especially for the whole network, is extremely important for the holistic optimization of transportation organization. This paper is concerned with the entire high-speed rail network, not just focusing on one single channel, and proposes a complete forecasting process...

The objective of this article is to apply a program for ecological indicator screening base on a new method, which is the Comprehensive Method for Water Ecological Index Screening (CMWEIS). CMWEIS is based on the Principal Component Analysis (PCA) and Delphi Method (DM, a kind of expert investigation...

Abstract-It is of great importance to early detect abnormal brains, in order to save social resources. However, potential of wavelet decomposition is not fully explored and widely used. The wavelet-energy was a successful feature descriptor that achieved excellent performance in various applications;...

In a given clock mechanism, the tolerances of its structural parameters often cast profound influences to the accuracy of the timing output. In this paper, the tolerances of the clock mechanism parameters are studied to explore its influence on timing. Through 3D modelling of the proposed clock mechanism...

The volume clamp method is a kind of non-invasive continuous blood pressure measurement methods, the traditional method is to convert light into a weak current to collect the signal of blood volume pulse by a sensor. In the process of signal transmission, it can be easily disturbed. We adopt a new method,...

It is an important way to research the IC engine combustion process by calculating the heat release rate from the cylinder pressure. Basing on the NI PXI-8196 embedded platform system, the PXI-6229 multi-function data acquisition card is put into use to realize cylinder pressure curve point sampling,...

It is analyzed by the technology plastics materials and molding process of bearing cylinder pieces, which has carried on the mold scheme demonstration and demoulding mechanism, the forming problem of bearing cylinder pieces is solved, and it is designed that the main runner, cold slug well, pull rod,...

Considering the limited resource and capability, a mobile database model based on secret sharing protocol is proposed. The system achieves the mechanism of the least privilege with the use of secret sharing protocol, which guarantees that only the mobile client can get both the key and the cipher text....

Because of distributed photovoltaic power generating a large amount of data in every second and in every node, to collect and handle the massive of data in the photovoltaic power system within the prescribed time, it puts the storage and processing of massive data forward higher request, and brings serious...

Taken the natural loess slopes in the Linfen area as the engineering example, analyze the relationship between the slope size parameters (height of slope, angle of slope), material parameters(soil cohesion, friction angle) and the stability safety coefficient of slope with different calculation method....

The method of microprocessor circuit fault diagnosis is mainly discussed in this paper. In order to test circuit faults

For many years the low pressure mercury lamps are widely used in general lighting and ultraviolet radiation. Because of its strong 254 nm ultraviolet and 185 nm vacuum ultraviolet radiation, it has played a very active role in environment, agriculture and medical fields. In environmental treatments,...

For the problem that when doing target tracking under dynamic background, the object extraction is susceptible to interference. Based on the static and dynamic saliency maps of video sequence, this paper presents a method of feature fusion. By calculating the weight for each of the significant area of...

To improve the efficiency of resources allocation in manufacturing enterprises, a bi-level programming model for studying coordinate development of efficiency and effectiveness in functional departments is proposed based on analysis of complexity and hierarchy of manufacturing enterprises. Then an improved...

Considering the limitations of one-way route repair in Mobile Ad Hoc Networks, this paper proposes a novel two-way route repair scheme based on hop-count. This scheme takes the hop differences between the backward and forward node near the broken link as judging rules which decide the direction to repair...

For the study of the interference that complex electromagnetic environment coupling to multi-conductor transmission lines, further analysis of the laws of field coupling to lines. The reverberation chamber’s chamber electromagnetic environment was simulated by scattering the incident angle of multiple...

Dichloroacetic acid (DCAA) is one of the most common, stable and carcinogenic byproducts in water and wastewater treatment. In this study, dechlorination and decomposition of DCAA by glow discharge plasma (GDP) in a sodium sulfate solution were investigated. Intermediate products were identified and...

Objective—The purpose of this paper is to investigate the economic design of EWMA charts with variable sampling intervals (VSI) under binomial distribution to reduce the cost of control process. Methods—First, the economic model of VSI EWMA control chart under binomial distribution is developed, the...

Scorpion venom is usually utilized to induce cancer cell death via apoptosis pathways. Our study focuses on the effects of the Heterometrus liangi scorpion venom on the proliferation of KYSE-510 cells (human esophageal cancer cells) and its related molecular mechanism. Marked morphological changes in...

In order to solve the problem of spectral distortion and the fuzzy texture in visible and infrared image fusion technology, a novel visible and infrared image fusion method based on the Nonsubsampled Contourlet Transform (NSCT) and Pulse Coupled Neural Networks (PCNN) is proposed in this paper. First,...

Stretchable interconnects are essential structures in stretchable electronics. Typically, these structures are formed by metal conductors of different shapes on top of or encapsulated within a rubber material. Interfacial delamination during elongation is one of the major failures affecting the elasticity...

The developing of the globalization of the world economy and regional economic integration, makes China, which is in the period of social transformation, have the situation such as: professional norms empty, professional norms confliction, professional norms unclear, professional norms dysfunctional....

Aiming at the fault early warning of transformer oil chromatographic commonly used the methods in the national standard. In this paper, a method is proposed to obtain alarm thresholds of each component gas within transformer oil chromatogram based on statistical analysis of numerous data. Compared with...

1. Objective: To improve the synthetic procedure of the anticancer drug poziotinib. 2. Methods: The poziotinib was synthesized in six stages starting from 7-methoxy-4-oxo-3,4-dihydroquinazolin-yl acetate (2) by chlorinated, ammonification, hydrolysis, condensation, take off Boc and amidation reaction....

The capacity and the distortion are the two important indexes in the information steganography field. The research tries adopting the famous Median Edge Detection to judge the flat area and the complex area, combining the concept of the Human Vision System to embed a fewer confidential information. A...

The computer professional is an excellent major which reflects on the practice. To cultivate talents who of innovative abilities which are in line with the requirements of the era, strengthening experiment teaching and practice teaching is particularly important. What’s more, it is most important to...

Aiming at wide variations in loads and moment of inertia of the machine tool position servo system, the position loop controller is designed based on RBF neural network control and predictive control. The mathematical model of AC PMSM is established. The predictive model is designed based on controlled...

To accurately predict the brake performance of hydrodynamic retarder, the computational fluid dynamics (CFD) is used to transient numerical simulation of liquid-gas two-phase flow in this paper. It obtained the distribution characteristic of pressure and velocity, and calculated the braking torque. On...

In this paper, firstly, we will prove there is a general transverse gauge in general relativity for linear approximation. This gauge condition can play the same role as the radiation gauge condition in electrodynamics. It means that the non-physical metric tensor and affine connection can be removed...

Physical decomposition of gauge fields and gravitational field are interesting subjects for many researchers [1, 2, 3, 4] . The decomposition of gauge field in Refs[1,2,3] has successfully solved the two-decade gauge problem of a meaningful gluon spin. Ref[4] extended this method to the gravitational...

In view of disadvantages of conventional approaches such as insufficient ranking, disunity of index dimensions as well as too subjective weights in adaptability assessment of camouflage screen, we proposed a new super-efficiency DEA algorithm to overcome them. Traditional DEA algorithm often runs into...

With the development of the mobile Internet technology and the popularity of smart phones in rural areas, rural residents can get useful information and knowledge at any time by phone. For fast and easily accessing to information of relevant agricultural science and technology, this study will be talk...

A new research of teaching strategy for communication engineering is introduced in this paper. The study is on teaching research of communication engineering, which is based on the new technology of information aggregation. The article presents the information aggregation technology, data collection...

In this paper, a new subject of teaching method for communication engineering is introduced. The study is on construction of teaching system of communication engineering, which is based on the new technology of data mining and data analysis. And the following part of the article presents the data analysis,...

Cam mechanism is widely used as a common mechanism in automated or semi-automated machinery. To improve the cam mechanism design, efficiency and quality of machining process, a direct-acting roller follower disk cam mechanism was designed and simulated based on PRO/E. Computer-aided design and simulation...

Image registration is a basic problem in image processing, which is widely applied in the field of target tracking, stereo matching, scene recognition etc. For its diversity and complexity, registration algorithm still exists several problems in the speed and accuracy at present. Therefore, a fast sub-pixel...

The purpose of control loop performance assessment is to find a proper method to measure the difference between the actual performance and the predicted performance of the industrial control loop and further identify problems and make adjustments. Therefore, a proper basis to evaluate the correspondingly...

Forestry is the main body of ecological construction, as well as one basic industry and commonweal career for the sustainable development of economic society. The importance of forest resources and forestry requires us to deepen the conception of sustainable development into various aspects of forestry...

Quite a number of reports are available on metal binding capacity of different groups of microorganisms. However, reports on the fungal spores are quite inadequate. In the present study the effect of Aspergillums niger spores dosage, initial solution pH and adsorption temperature on the uptake of Cr...

Ontology integration can be used to solve heterogeneity of different information. Different to the usual global interpretation, distributed interpretation based on DDL is taken to interpret its semantics. A phenomenon called conflict is found on this situation. We define what is conflict and make some...

Considering the requirements of water sealing between pipes and control precision, the pipe roof currently implemented are all straight. Due to some special construction conditions, the pipe roof method needs to break the limit of linear condition. This results in several problems such as increasing...

Gongbei Tunnel project at the Zhuhai link of Hong Kong-Zhuhai-Macau Bridge is to be constructed by a new construction method – “Freeze-Sealing Pipe Roof” (FSPR), serving as a forepoling system, combining with mining method. The primary purpose of this paper is to analyze the problem of frost heave in...

In order to recycle the waste heat of the dyeing and printing factory, analysis about dyeing and printing waste heat and its current running system of the factory were obtained in this paper. Analysis indicated that most of the waste heat was unemployed. The recycling order of all kinds of waste heat...

This paper proposes a new fault diagnosis strategy for analog circuit after analyzing diagnosis method based on the BP neural networks and AI-ESTATE standard. At present, The artificial intelligence algorithms such as SVM and BP has been widely adopted in analog circuit fault diagnosis, but it is not...

Recommender systems are used to recommend items for user in e-commerce with information overload. Utility-based recommender systems build multi-attribute utility function of user and recommend the highest utility item for user. Some utility-based recommender systems use rating for items to extract utility...

P91-type steel is widely used for the high-temperature pipe work components in advanced power plants. It exhibits a considerable high-temperature creep strength, a high corrosion-cracking resistance, a low oxidation rate, and good weldability. According to the relevant standard, plane defects were usually...

The pipe hanger is an important part of steam pipeline system in power plant. In order to study the influence of pipe hangers on creep damage of main-steam pipe containing defects. In the paper, the main-steam pipe with defects was taken as the research objects. The pipe analysis model with pipe hanger...

RFID technology is the use of radio frequency signal through space coupling to achieve non-contact transmission of information through the transmission of information to automatically identify the purpose of technology. ZigBee protocol stack structure is composed of a set of the layer of the die block....