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In this paper, GaSb-based material in the near-infrared semiconductor laser has a broad application prospects. For the problems and etching solution suitable particularly critical of etching GaSb-based material. we studied on different etchant experimental analysis the HCl+HNO3(30+1)@T=5 ,37% HCl, HNO3+(0.08MHCl+CH3COOH)...

Emotional education is an important aspect linking ideological with political education of college students. At present, the discussion on the emotional education of college students remains in the theoretical stage, such as advocating the people-oriented education concept, focusing on improving moral...

The development of Paragliding in Central Java since the 1990s, but until now its development is still inferior to the regions of West Java and East Java, especially regarding the sustainable tourism icon. The research was conducted to examine the development of paragliding triangle as an icon of air...

Vehicle rental service is being developed greatly in recent 10 years. A remote monitoring and decision-making system is proposed in this paper. This system can help the lessors to supervise their vehicles in real time. It also facilitates the customers to acquire the real time status of the rented vehicle,...

For the geological disposal of high level radioactive waste, the repository boundary of fault zone may be an important channel for radionuclide migration to the biosphere. However, there are many problems in the field, such as the large area, complex geological body and limited drilling arrangement....

The article raises the question of the scope and intensity of constitutional regulation of the economy in the 21st century that is distinguished by the impact of digitalization. It is shown that the subject of constitutional law is steadily expanding, including at the present stage already a whole bunch...

Animal is the theme that humans are mostly familiar with, the art talents of animals have not be emphasized by humans all the time. Through the observation and interviews in the past few years, the author studies and demonstrates the art gifts of animals on dancing, colors, lines, compositions, architecture,...

Gear strength is one of most important part in mechanical design. Several crisis problems will be discussed in the paper which often confused and misunderstood about the calculation of the gear strength including the failure mode of gear, bending fatigue strength design, touching fatigue strength design,...

The development and implementation of nanotechnology is one of the key areas of global technological progress, comparable in value to computer science and communications, or biotechnology. Progress in electronics, medicine, materials science, mechanics, mechanical engineering, and the space industry...

In this article, the essence and main characteristics of the category “risk management system of an organization” are described. It is proposed to consider five levels of risk management system development (the third, the fourth and the fifth levels are typical for international corporations). We present...

The study highlights the motivational force and educational value of game-based learning technology in the educational process. The authors conclude that, on the one hand, games have a great potential for learning because of their dynamism, adaptability and visibility, which provides high sustainable...

Kelakai is an endemic fern found abundantly in Central Kalimantan. Regardless of its high availability, low economical value, and potential health benefits (natural source of iron, folic acid, antioxidant, antidiabetic, etc.), the utilization of the plant as a food ingredient is still limited. Black...

This article discusses an effort to encourage student-instructor interactive engagement through active learning activities during class time. We not only encouraged our students to speak out when an opportunity arises but also required them to record their active participation in a student journal throughout...

It is well known that Greek mythology has been very influential to western cultures and languages. As for the English language, it enriches its vocabulary to a large extent. And it is having an impact in a lot of different areas, like biology, psychology, geography, etc. Among this, one particular branch...

Using COMSOL Multiphysics software established finite element models of the 2D axis symmetric and the 3D for the detection sensor of metal particle. Under different models and parameters, containing particles in different positions of five models, excitation frequency, turns ratio, the distance between...

As an essential equipment, the fan is widely used in industrial and civil fields for gas compression and gas delivery. Though the cooling fan can keep us comfortable temperature, it bring the annoying noise. Usually noise reduction will first be conducted to the cooling fan, however, the sound quality...

Due to the technology and the technology relatively mature, the monocrystalline silicon has been the preferred substrate material in the research of photoelectric device. Compared with the difficulty of traditional inorganic semiconductor materials processing and high production cost, the molecular organic...

Corruption has existed throughout human history and continues to transform over time. Corruption is increasingly rooted in various joints of human life. The problem of corruption experienced by the Indonesian people is at an alarming point. Corruption still occurs frequently, for example in fairly complicated...

The number of passenger cars in China is growing year by year, while the demand for supporting car washing services is also increasing. In this study, a new generation of intelligent and environmentally friendly car washing machine is innovated and designed. The integrated structure is used to select...

To a great degree, watercolor researchers always has studied on material, ingredient, techniques and steps etc. But the evolution history of various materials and the relationship between the evolution of watercolor materials and the watercolor creation rarely has been studied. Based on the previous...

The international criminal police cooperation in the activities of investigation involves each link of the criminal investigation with the features that the telecommunications fraud is getting increasingly harmful, in which the scattered transnational crime dominated by individual or small group is just...

Art Design is a practice-based disciplines, the goal of its self-study examination should be to train the applied talents who engage in the practical work in first-line. To achieve training objectives, it is necessary to explore a new teaching mode of combining self-study examination with skill training...

With the rapid development of information technology, internet technology and communication technology, library resources building and information services of university is facing new opportunities and challenges and single library resources can not meet the needs of readers. This paper proposes a strategy...

The Chinese Olympic Teams were very successful in 2008 Beijing and 2012 London Olympic Games. These results were under efforts of the Knowledge-based Decision Support System (KBDSS) for Science & Medical of Chinese Olympic Teams, including Sports Expert System, Case-based Decision Support System (CBDSS),...

The traditional Chinese painting is the unique art treasures of China even of the east countries, it is the treasure of Chinese ancient cultural legacy. Chinese painting takes line as the main modeling methods, and combines time with space. Flexible ink is used to show that it is artistically smooth,...

The reported study was funded by RFBR according to the research project № 18-013-00623. The Arctic is a territory characterized by a huge area, special climatic conditions, and also rich reserves of natural resources. Currently, the region is actively developing projects for the extraction of minerals....

Dissertation writing is not only one of the major sections of practical abilities of English majors, but also one of the important channels to improve their comprehensive abilities. In the new era of internet and multi culture, the quality of English majors’ dissertation is in the process of deceasing...

This paper focuses on the science and technology competition for college students, regards the practical teaching as the fusion point of theory and practice, knowledge and ability, creates an open platform for practical teaching, widens the cooperation range of colleges and enterprises, actively advances...

The domain thesaurus plays an important role in information retrieval, natural language processing, question answering system etc. Due to the complexity of the natural language, the NLP based thesaurus constructing methods are difficult to achieve a desired result. In recent years, Wiki has been widely...

Shape memory alloy is a new type of metal functional materials developed in recent decades. Because of its unique shape memory effect and super elasticity, etc., in many areas have a good application. In this paper, the basic properties of shape memory alloy and the application of shape memory alloy...

Due to the differences in the geographical environment and cultural tradition, the Chinese and Western peoples have different musical aesthetic psychology characteristics. On the appearance of the external form, there are sharp differences in the aspects of texture, mode, rhythm, structure, etc. between...

Smart Cities, Industrial Internet of Things (IIoT), Smart Grids and etc. are products of Industry 4.0 that are on verge on becoming mass-implemented after 1years in development by different companies and startups. While these technologies are nowhere from being completely novel, they have significant...

Artificial intelligence (AI) is a rapidly evolving field that opens new doors for advancing sustainability initiatives. But, the current AI sustainability models are narrower in focus, tend to be domain-specific, lack a scaling aspect to them, and often a real-world implementation context. We present...

During distance learning in the middle of the Covid-19 pandemic, the e-portfolio assessment can be preferred as an alternative to other assessments. The purpose of this study is to find out; 1) how the implementation of e-portfolio in Japanese language teaching in SMAN 5 Malang is, 2) how to analyze...

A two-in-one machine (a pulverizer and screw press) was developed to digest a steam-treated date palm fruit (Phoenix dactylifera l.) and a screw press specially developed for extraction of juice which could further be processed into date syrup, date jam, binding ingredients for snacks, etc. The prototype...

Indonesia has been well known for it's beautiful batik. In fact UNESCO has been awarded batik Indonesia as a masterpiece of oral and intangible heritage of humanity. UNESCO insisted that Indonesia must preserve its heritage. Batik has been part of creative economy in Indonesia. Jawa Timur province had...

English literature has been leading the world literature and a lot of world-famous literary giants in UK, such as Shakespeare, Dickens, Joyce and so on, have made great contribution to human civilization. It is worth exploring whether this flourishing phenomena is related to the higher education. The...

One of the ways of solving the problem of organising transport and technological service of oil-and-gas production processes is considered in the paper. The authors propose analysing the operation of the system of transport servicing of electric power generation management, when extracting oil and gas,...

In recent times, many old underground coal mines are being converted into opencast workings. In the process, removal of waste rock over the old galleries and maintaining a stable slope is a very difficult task. In such cases, continuous slope monitoring may be required. Though there are many methods...

The purpose of this study was to determine the effect of self esteem and self efficacy on Work Satisfaction and Its Implications on Teacher Performance at SDN 1 Legokpego Drawati Village, Paseh District, Bandung Regency. This research was carried out by taking samples of Teacher of SDN 1 Legokpego Drawati...

The National Education Policy emphasizes the importance of providing joyful, holistic, and engaging education in schools. According to research, it is possible to teach children how to develop positive emotions, wellbeing, and engagement in their school experience. The goal is to promote happiness among...

Aiming at images contain a large number of gaussian noise, edge blur etc, the paper proposes an improved fuzzy-shrink de-noising algorithm, which is in a mixed-domain. The results show that the algorithm not only have optimal de-noising effect, and also the processed image is closer to the original image...

Innovation ability is a basic characteristic of excellent engineers. The paper focuses on the exploration of the students' innovative ability training in the application-oriented universities, mainly discussing the structure of undergraduates' innovative ability, the innovative curriculum resources,...

Based the present situation on the development of modern wood structure building at home and abroad, the problems including the technology lag, the single building form and the single application type of the modern wooden structure building are pointed out from the view of adaptation to climate, energy...

district also make more revenue. The study has 3 purposes: 1. to study wellness tourism in Muang district, Chachoengsao province, 2. to study the government policy and support wellness tourism in Muang district, Chachoengsao province, and 3. to study all private businesses which provide wellness tourism...

The formation of project executives is the most important task facing the project manager and a project leader. Indeed, it is possible to formulate goals correctly, set tasks correctly, choose appropriate management methods and mechanisms, but all this may be in vain if not enough attention is paid to...

Experiential teaching carries out and implements specific teaching activities on the basis of students’ physical and mental growth, cognitive characteristics, etc. In the cultivation process of engineers, learning, experience and practice are three necessary processes. Engineering experience, as the...

In order to explore the research hotspot and frontier evolution of computational thinking of information technology discipline in Chinese primary and secondary schools, this paper uses bibliometric analysis method and CiteSpace software to analyze the related papers in this field collected by CNKI, and...

Overviewing the air pollution situation in Hong Kong, energy generation and transportation are part of the contribution to the carbon emissions. Electric vehicles do not have engines and no air pollutants emissions. The promotion of electric vehicles serves as an important strategy to Hong Kong’s goal...

Metal matrix composites of aluminium boron carbide have remarkable applications in gas turbine blades, aerospace, marine, automobile, aviation etc. Manufacturing of aluminium composites has many techniques, stir casting is one of the economical and very simple processes. In this present work, Aluminium...