Search all articles

Demodulation system for applied to seismic detection, erbium-doped fiber super fluorescent source combined with demodulation, the design of optical fiber Bragg seismic detection demodulation system based on ASE source, optical power output of 6.9 mW (8.43 dBm), spectral up along the width of 3 nm and...

This study aims to (1) explain directive speech acts in the novel Laut Bercerita by Leila S. Chudori and (2) implement the results as Indonesian language material for class X. The research approach is descriptive qualitative. The subject of this research is the novel Laut Bercerita by Leila S. Chudori....

At present, China’s policy requirements, economic development status, industry status and university education situation all put forward requirements for high-quality application-oriented, composite and innovative talents. Industrial institute construction is an important way for local application-oriented...

Jinsha River Dry-hot valley is the typical region of soil degradation in southwest of China. In order to understand the mechanism and the effect of the soil degradation, sampled the dry red soil from the Jinsha River Dry-hot valley, researches and analysis were made in the surface 0~20cm soil aggregates...

The MEC is the core component of the engine control system, and influences the system performance and flight safety. A Likelihood Value (LKV) test is used to determine the rank of distributions for raw data set of MEC, and the Maximum Likelihood Estimation (MLE) is used for estimating the parameters...

Diagnosing incipient faults of rotating machines is very important for reducing economic losses and avoiding accidents caused by faults. However, diagnoses of locations and sizes of incipient faults are very difficult in a noisy background. In this paper, we propose a fault diagnosis method that combines...

Quantum theory of information science from germination and now has nearly 30 years of history, mainly includes three aspects: (1) quantum communication can be achieved theoretically unconditionally secure transmission of information; (2) quantum computing with ultra-fast computing power; (3) quantum...

Quantum cloning plays the key role in information and data processing. We proposed a scheme for implementing the optical 1 3 phase covariant cloning, which optimally clones qubits belonging to the equatorial plane of the Bloch sphere. We show how the 1 3 phase covariant cloning can be implemented by...

Four flavonoid glycosides were isolated from the pulps of Elaeagnus angustifolia and identified as Quercetin 3,4'-O- -D-diglucoside (1), Isorhamnetin-3-O- -D-galactopy -ranoside (2), Quercetin 3-O- -D-Galactopyranoside- 4'-O- -D-glucopyranoside (3) and Isorhamnetin 3-O- -D-Galacto -pyranoside-4'-O- -D-glucopyranoside...

With the increasingly deepening trend of internationalization, the importance of English education has also become more and more obvious. English study among low ages seems to be popular; however, it hasn’t reached a consensus on whether it is appropriate for infants to study English in kindergarten...

The distributed hydrological model of rainfall-runoff for the two small scale basins of the different topographic conditions were developed for the main objective to provide method reference for the further studies on distributed hydrological model of the small-scale basin. The Liudaogou Basin located...

This study aims to analyze the role and participation of the community in the process of conservating mangrove forests in the North Beo District. This research uses descriptive qualitative research methods. The results showed that the main causes of people’s behavior of clearing mangroves carelessly...

Based on the soil-water coupled finite element analysis, the vacuum consolidation of soft reclaimed ground is investigated systematically. The engineering background, ground profiles and improvement scheme are firstly introduced in detail, which is also a preparation for the following numerical calculations....

Based on the information of 1924 articles collected from China Academic Journal Network Publishing Database (CAJD), bibliometrical analysis methods are used to analyze the smart grid research. The results showed that: 1) the smart grid has got the attention of many researchers, core authors have been...

The existing processing methods of machining parts with an array of micro-cylinders (The small mold punch and spinneret micro-porous electrode) is circumferential milling which has the following three major problems (1) longer cutting tool path, (2)difficulty of accuracy guarantee, (3) complex processing....

Micro, small and medium enterprises (MSMEs) as an organization are required to have good performance. The aim of this research is to analyze the influence of financial literacy and digital business literacy on the performance of MSMEs through entrepreneurial motivation in Makassar City. Researchers choose...

In the electromagnetic positioning system, it was found that with the increase of distance between the target carrier and the emission source, positioning accuracy decreased a lot. This paper proposed a method that used 3-axis accelerometer to assist the electromagnetic positioning system to measure...

Furniture companies are classified as manufacturing firms. On average, manufacturing companies allocate over 50% of their expenditures to the purchase of raw materials, which are supplied by various suppliers. Supplier segmentation involves grouping suppliers based on similarities among them. This segmentation...

Pollution controlling’s incentive and monitoring are important issues in environmental management. However, in the mechanism of pollution controlling, the importance of pollution controlling indexes determine the selection of controlling order and efficiency of pollution controlling, management authorities,...

The quantitative determination method of seven organic phosphate esters (OPEs) in urine by gas chromatography-mass spectrometry was established and optimized by changing the derivative reaction procedure, the different sample doses and the different extraction reagents. The results showed that the best...

A new asymmetrical photochromic diarylethene, 1-(2-methyl-3-benzofuryl)-2-(2-methyl-5-naphthyl-3-thienyl)perfluorocyclopentene (1o) was synthesized, and its photochromism and fluorescence properties were studied in detail. Upon irradiation with 297 nm UV light, the colorless 1o changed to violet both...

This study selected 25 students from the Society-adaption Department of Leshan Special Education School as the research object, and used the core strength training program to train different projects for 15 weeks, 3 times a week, 45 minutes per exercise, and rest in weekend. The physical response of...

For studying the influence to mine hoisting steel wire rope tension and deformation from load and elastic modulus, according to the differential equation of mine hoisting steel wire rope tension and deformation, we establish the corresponding dynamic simulation model using Matlab-Simulink, carry out...

This research aims to analyze the role of literature in breaking down gender stereotypes and fighting for equality. The subject matter raised is how literature can function as a critical tool in opposing and changing social norms that limit gender roles. The research method used is qualitative research...

Based on the Chinese local chronicles, this article adopts a literature analysis method. From the perspective of environmental history, it discusses corn, sweet potatoes and potatoes at different times and was introduced for the purpose of economic development and the solution of famine, because of population...

Some new heterogeneous catalysts used to synthesize the tributyl citrate (TBC) and aspirin were prepared and characterized by brunauer-emmett-teller (BET), field emission scanning electron microscope (FE-SEM) and X-ray diffraction (XRD). The effect of temperature, catalyst loading and the concentration...

Due to the difference in the number of people investing in offense and defense, it is difficult for the offensive side to break the situation and tear the opponent's defense line. This requires more people to attack and balance the offensive and defensive numbers, so modern football is attacking the...

There are many kinds of teaching techniques and methods to apply. However, the teaching of foreign language is not such an easy thing to do. It is the fact that many of the Indonesian learners are not capable of speaking English very well although they have been learning it for more than 10 (ten) years....

Korean culture has created a new trend among Indonesians in terms of in terms of music. K-Pop boyband became so popular among female teenager and young adults. The emotional connection between fans and their idol in K-Pop boy band is called parasocial relationship, a specific form of celebrity worship....

The paper analyzes the current teaching situation of the course “Computer Composition Principles” from the perspective of “student-centered, output-oriented and continuous improvement”, and designs the “1-3-2-1” hybrid teaching organization model based on the engineering education accreditation. The...

The Covid-19 pandemic has disrupted many industries but has also fuelled their growth. Many start-ups in Indonesia, in particular, are benefiting from the changing business environment. The purpose of this study is to explore the key factors that Indonesian start-up founders need to consider at the early...

The different mapping systems is analyzed in this paper, and as a way of acquiring elevation with high accuracy and effectiveness, laser altimeter can improve the capability of 3- dimensional earth observation of satellite optical remote sensing imagery. And using high accuracy elevation observation...

By using of field observation and room analysis, the characteristics of evapotranspiration of three forest types beside Songhua River were studied through measure forest land evaporation and forest transpiration. The results showed that: (1) Forest land evaporation of Fraxinus mandshurica- Populus davidiana...

Owning to its special geological origin, columnar jointed rock mass is a special kind of geological structure with strong discontinuity and anisotropic. In this paper, influence of structural effect on the equivalent modulus of columnar jointed rock mass is discussed via Jointed Finite Element technique...

Body has an important meaning for commercial sex workers (CSWs). The body becomes the main capital to attract and attract customers. Having a beautiful and awake body is a special attraction to maintain existence in the world of prostitution. The focus of this study describes the pattern of body care...

The sustainability of democracy in maritime and archipelagic regions depends on the effectiveness of political governance systems that ensure transparency, accountability, and institutional integrity. In countries such as Indonesia, where geographic fragmentation intersects with political complexity,...

Artificial intelligence (AI)-driven big data analysis, algorithms and computing power introduce new thinking models and decision-making methods for social science research, reconfigure the research paradigm, and thus enhance the depth and breadth of understanding of social phenomena and the laws of social...

A novel naphthalene molecularly imprinted material was prepared using a template immobilized on Silica gel matrix by surface imprinting technique using naphthol as template, 3-isocyana to propyltriehthoxysilane as monomer, ethyl silicate as crosslinking agent. FTIR spectrum was adopted for the characterization...

In this paper, a methodology has been developed to measure the dynamic vibrational displacements of a structure by using digital photogrammetry. Sequential stereo images of the vibrating structure with target mark can be obtained by two industrial cameras. According to the binocular vision theory, the...

To evaluate the performance of college associations scientifically and effectively is a considerable work to ensure the sound development of societies and to promote the cultural construction of universities. Selecting 3 factors as criterion layer—cadres’ quality, management mechanism and organization...

A genome-wide association analysis (GWAS) based on the research results, the local gene networks a preliminary establishment of susceptibility genes of type 2 diabetes mellitus, for future gene-gene interactions, provides reference for the research on gene environment interaction. 65 candidate genes...

Klitih is a form of juvenile delinquency by fighting, throwing stones, injuring and even killing victims in Yogyakarta. Various attempts have been made by the government, educational institutions and the police to overcome them. This paper discusses the strategy of Geng Klithih in avoiding police capture....

High frequency arc transducer array is mainly used in multi-beam image sonar, transmitting wide beam waves. The directivity diagram of the high frequency arc transducer is calculated based on the theoretical formula and the directivity characteristics are analyzed. Laboratory verification is conducted...

The purpose of this paper is to develop a evaluation scale of track and field coach's ability. This paper uses the literature review method to initially draft 32 articles of the scale according to the standard procedure. 326 track and field coaches of different levels were tested by a pre-test scale....

Street children are a serious problem in Surabaya. Loss of educational rights, involved in crime, promiscuity and susceptible to drugs. The study aims to find a role of Kampung Anak Negeri for the transformation process towards normal life. This case study research uses Talcott Parson's functional structural...

Detection of combustible gases is very important to reduce the modality and disability of human in both of civil and military situation. In this paper, a method of detection combustible gases of acetone and ethanol was proposed by using back propagation neural network (BPNN) and principal component analysis...

The process of forming a Japanese word is called gokeisei. Gokeisei consists of 4 kinds, namely haseigo (派生語), karikomi or shouryaku (刈り込み· 省略), toujigo (頭字語) and fukugougo/gouseigo (複合語· 合成語). This study aims to identify changes in phonemes in the process of gouseigo formation. In this study, the data...

This paper analyzes the technical English (EST) vocabulary has three main features: technical terms, semi-technical terms and non- technical terms; In modern English, there are 3 main types of English words: base, derivative and compound; A method of English for science and technology: derivation, conversion,...

According to the typical three generations of maritime satellite communications frame format, the first use of effective detection of the burst signal energy detection algorithm combined with matched filter, then the frequency of the burst signal detection based on the results of estimation and phase...

Accurately measuring the marine ambient noise is the premise for high resolution underwater acoustic detection, and sound pressure is a key parameter to certain the marine ambient noise spectrum. Scalar hydrophone is taken here to measure the offshore ambient noise for a long-term in certain offshore...