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The title compound has been synthesized and its crystal has been cultivated. The crystal structure was determined by single crystal X-ray diffraction . Crystal data: C5H5N5O7, trigonal system, space group R3, a = 22.881(13)Å, b = 22.881(13)Å, c = 9.506(4)Å, = 90°, = 90°, = 120°, V=4310.1(4)Å3, Mr = 247.14,...

People often say that clothes make the man, the Buddha by Gold, clothing is a manifestation of a person's external image. Studies show that with the rapid economic growth in China, the national consumption level is gradually improving, particularly reflected in the national consumption of clothing. China...

In this paper, the technology of ultrasonic extraction of flavonoids from grapefruit seed was studied. The orthogonal design method was used to optimize the process. The results showed that the optimum extraction parameters were ultrasonic ratio 1:50 (g / mL) , Ultrasonic power of 280w, extraction temperature...

This paper focuses on pedestrian detection of moving objects, and then tracking the detected objects. The pedestrian detection is performed using an algorithm based on a type of background subtraction technique. This technique not only uses a median-based approach for initial background estimation but...

The bioactivity of titanium treated with boiling diluted alkali process was evaluated by immersing the specimens into a supersaturated calcification solution (SCS). Biomimetic bone-like apatite with typical characteristics of low crystallinity and lower Ca/P atomic ratio ranging from 1.33 to 1.45 was...

In this paper, a new topic of elderly support environment with the new design concept is introduced. The research on the living environment of elderly is based on slow city design. The different design concepts and theory for elderly are studied. With the development status and trends of Chinese aging...

This paper presents a new root multiple signal classification (Root-MUSIC) time delay estimation method based on the concept of well known propagator method (PM). The PM does not need the eigenvalue decomposition whose computational complexity is high. This method has great performance of time delay...

This paper develops the sulfate scale inhibitor WUR-201 for RO using uniform design method, and the results show that the scale inhibition performance of WUR-201 can reach or even exceed that of scale inhibitor Foreign 1#; the scale inhibition ability increases with pH increasing but decreases with temperature...

As everyone knows, accounting is a very practical subject.  It’s important to cultivating the  practice ability of students in higher education . The paper discussed the problems existed in the current  accounting practice . Combined with the practical course system in author's college, suggested a few solutions...

Measurement of the image and video quality is crucial for many aspects,such as transmission, compression, perception.The most of traditional methods learning-based image quality assessment(IQA) build the mapping function of the distortion and mass fraction. However,the mapping function is hard to built,and...

In this paper, the energy saving 3D wireless sensor networks Iterative Split Clustering Energy Angle Routing (ISC-EAR) algorithm will be proposed and also discuss the design and calculation process in theory. The simulating calculation under different topology, compared with the baseline algorithm the...

Energy is devoted to building an operating equipment scheduling system based on multi-rule constraints as well as to describing system structure and functions of every model. Then it describes all the factors which impact the usage of operating equipment, and also abstracts from the factors to constraint...

Global real estate investments have been one of the popular investment areas since developments in trans-portation vehicles among countries, significant reduc-tion in travelling costs, and suitable legal arrangements for purchasing real estates in a foreign country have made it attractive. This investment...

How to correctly segment frames from bit-stream of unknown link-layer protocol is an important issue in the field of information security. Sync-codes identification is the essence of bit-stream segmentation, while the key of sync-codes identification is mining features of sync-codes distinguished from...

Decentralization provides opportunities for regions to advance their regions to create public policy innovations that are suitable with characteristic and region needs. One of the innovations is education policy. The innovative governance aims to improve program quality which involves various parties....

Community early education public service system is an important part of the national public service system construction. It is an irresistible trend to fully integrate public education, health and community resources to provide the community inclusive services for guiding parents in early childhood education....

Berthing/unberthing operation is a ship’s transformation from one status to the other through the integrated cooperation with crew, ship and the environment. Each process of the berthing/unberthing is complex and unduplicated and its safety is hard to be assessed through traditional mathematical and...

The equipment manufacturing industry is the leading industry of Ha-Da-Qi Industrial Corridor, its development not only affects the development level of Ha-Da-Qi Industrial Corridor, also play significant role to the revitalization of Heilongjiang Province and Northeast China. But the development of equipment...

Modal performance of the automotive instrument panel has been studied in this article. Finite element software Hypersh/ OptiStruct has been used in modal analysis in this article. This paper first calculated the modal frequency and vibration shape of the instrument panel. Engineered modification has...

Fiber optic gyroscope (FOG) plays an important role in shipboard antenna system. The technical specifications of FOG include B.bias and SF. The paper describes in detail the methods and processes of system modeling and performance analysis with MATLAB as well as the stable precision simulation with Simulink....

Semiconductor lighting has the characteristics of energy saving, high efficiency, long life, environmental protection and so on. It is the product of "green lighting" concept and semiconductor light-emitting technology. Based on the condition that OCC (One Cycle Control) controls Buck-Boost type semiconductor...

When the information management system is carried into execution, the unstructured video data always cannot be organized properly. Traditional analytical method by handling large number of video shots cannot convey meaningful semantics. We divided the video into appropriate shots with the improved twin-comparison...

The paper discusses practical stability and strict practical stability of differential equation on ring neighborhood by means of Lyapunov function. The paper develops (h0 ,h) practical stability by employing two auxiliary functions and using comparative method. Some criteria and results which are used...

News Releasing System was a common web-based information release platform. A web-based news releasing system was developed with Java Web technology based on MVC design pattern, which included such functions as news displaying, news management and user management. And client-side programming technology,...

Collective account management is a day-to-day work of the university security de-partments, but also a complex trivial, professional policy very basic work. In order to improve the management efficiency, better services for students and teachers, we have developed a collective account management system,...

This article explores the definition of military activity arising from the case concerning the detention of three Ukrainian vessels. Vague definition not only causes problems of interpretation and the consequences of judicial legislation, but also if the jurisdiction of the court is exceeded, judicial...

Combined with the modeling and simulation concept, this paper considers the impact of transaction costs, long and short term risks and efficiency on the portfolio. Based on the past asset prices, this paper refers to the price trend and analyzes the buying and selling risks, and establishes a long and...

The role of social media in social movements and political change around the world has attracted considerable attention. This paper takes the social movements at home and abroad in recent years as cases, and from the perspective of combining sociology and communication studies, points out that social...

With rapid urbanization, China’s traditional villages confront challenges like cultural dilution, ecological harm, and social restructuring. Yunnan Province, celebrated for its cultural and natural diversity, illustrates the imperative for heritage preservation and revitalization. This study formulates...

With the rapid development of science and technology, virtual reality (VR) and augmented reality (AR) technologies are gradually infiltrating into every corner of the news media, bringing revolutionary changes to news reporting. The purpose of this paper is to discuss the specific application of virtual...

With the rapid development of new energy vehicles, battery swapping as one of the ways to supplement energy for new energy vehicles has also ushered in an opportunity for development, but safety accidents occur from time to time, and the safety and standardization of the battery swap industry have been...

This paper studies the optimal decisions of manufacturers and retailers regarding production and pricing in a three-echelon supply chain. With government subsidy, consumers can choose between new products and remanufactured products. We examine which policy is better from the perspective of profit for...

This paper has conducted a bibliometric analysis of 289 papers entitled “Chinese traditional music” and published in CSSCI and core music journals of Peking University over the four decades, from 1979 to 2019, with the help of CiteSpace. This paper focuses on the external characteristics of Chinese traditional...

Teachers as educators have a very important role in directing the learning process and objectives in the classroom, including designing and using quality assessments. In Indonesia, Asesmen Kompetensi Minimum or AKM ‘The Minimum Competency Assessment’ nationally is carried out by adopting the types and...

In recent years, with the further development of China’s economy, machinery and equipment have also begun to be widely used. Machinery and equipment can not only greatly improve industrial production efficiency, but also drive the further development of China's economy. Equipment life cycle management...

One of the Southwest Papua government’s initiatives in poverty alleviation is the PAITUA Program, specifically designed to support the elderly. This research aims to evaluate the PAITUA Program as a poverty reduction effort in Southwest Papua by focusing on the input, process, output, and outcome dimensions,...

Adolescence is a transitional period, they tend to experience emotional improvement and susceptibility to stress. The level of stress experienced by adolescent can be reduced by spiritual activities that are reciting surah Al Fatihah, which can motivate themselves. By so doing, they no longer feel hopeless...

In recent years, the rapid growth of cyber threats has emphasized the importance of accurate network intrusion detection systems (NIDS). While many machine learning and deep learning models have shown promise in identifying various types of malicious traffic with the accurate classification of BENIGN...

Digital technology has become a part of customers’ lives, causing significant disruptions across several sectors. These technologies enable enterprises to gain a growing variety of competitive advantages (Tsiavos and Kitsios, 2022). Only those firms that are flexible to digital trends will endure and...

White rot fungi are essential in forest ecology and are deeply involved in wood decomposition and the biodegradation of various xenobiotics.According to the biodegradation of white rot fungi and the application of Laccase to environmentand industry, the condition of producing Laccase by Pleurotus ostrcatus...

The credit risk management in inventory financing is important for the commercial banks. The rule induction by rough set analysis is an effective tools for credit managers to evaluate the risk of bank loan. The purpose of this article is to propose a method to induce the decision rules of credit management...

It is known as the third wave of the information industry after the personal computer and the Internet technology. IOT is an important breakthrough in the new century. On the basis of analyzing the system structure and technical characteristics of the Internet of things, the key technology of the Internet...

Although Massive Open Online Courses(MOOCs) have become a way of online study used by millions of peopleacross the world, so many websites and courses often confuse people that they can’t choose the courses they need quickly and accurately. In this paper, we present an approach that constructknowledge...

This paper main provides some mathematical methods to calculate the distribution of the space debris and the damage they brought each year. Through the statistical data recorded by NASA, we can get the flux and the amounts through Kessler model. When combined with NASA's Break up model, the debris' classification...

Financial technology (FinTech) refers to technology enabled financial solutions. While the benefit of FinTech is widely recognized, the risks inherent in FinTech also rise substantial considerations. This paper will examine the impact brought by FinTech on financial market risks and stability, including...

Comparatively speaking, the expert system is a much rapid development direction in the computer control field recently. Combine expert system and agriculture together to let computers guide the application and development of agriculture and promote agricultural informationization and high-tech. This...

This paper proposed a design of HD video compression and processing system due to the process of large amount of data, high flexibility problem during video compression and video processing. This design apply TMS320DM6467 dual-core DaVinci processor. After the research of VPIF interface and video compression,...

The calculation method and formula of orifice area and area gradient of double triangular groove and U shaped groove assembled shape orifice is analyzed, the calculating program of valve orifice area is established in MATLAB software. It uses polynomial segmentation to fit the combination valve orifice...

After the wireless sensor network nodes deployed on the detection region. It needs scheduling algorithm to optimize nodes deployment and make full use of sensor nodes’ energy consequently. This paper proposed an energy efficient nodes scheduling algorithm. It could make better use of wireless network...

The layered cathode materials LiNixCo1-2xMnxO2(x=1/11, 2/11, 3/11, 4/11, 5/11) powders for lithium-ion batteries were synthesized by metal acetate decomposition technique. The evolution of the structural properties and electrochemical performances of LiNixCo1-2xMnxO2 with Co content decreased were investigated...