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Covid-19 was first discovered on December 12, 2019 in Wuhan, Hubei Providence, China according to the CDC. It has, more or less, dramatically affected our society as a unity, and also individual daily lives. This paper analyzes the impact of the pandemic on the industry of electronics, specifically the...

The objectives of this study were (1) to apply diversity-based learning strategies in short story text material at Muhammadiyah 2 Surakarta Senior High School; (2) increasing students’ understanding of the application of diversity-based learning strategies; and (3) exploring students’ responses to the...

Abuse of internet networks might result in internet addiction (IA), which associates with impairment to reward processing systems and is able to harm the human body both physically and mentally. Addiction to the internet among adolescents and the effects brought by this is one of the areas where a lot...

The design and analysis of an Ultra-Wideband (UWB) microstrip patch antenna with a modified inset feed and a semi-circular slot that is optimized for wireless communication are investigated in this research. With a large bandwidth spanning from 1.7 GHz to 9.69 GHz and resonance at 4 GHz, the suggested...

All articles must contain an abstract. The abstract text should be formatted using 10 point Times or Times New Roman and indented 25 mm from the left margin. Leave 10 mm space after the abstract before you begin the main text of your article, starting on the same page as the abstract. The abstract should...

Combined with the theory of asynchronous teaching method, this research mainly adopted expert interviews, teaching experiment, mathematical statistics. Asynchronous teaching experiment of our school students which were in physical fitness classes was done. The teaching procedure and the evaluation method...

Series technologies in slag-stopping like “Infrared test for slag-roughing”, “sliding plate in pushing off slag” and the optimization of floating plug have been introduced in this paper. The system operated steadily after install and trial run, have played a good metallurgy effect, and the amount of...

This paper is to establish the finite element model (FEM) of atlantoaxial joint (AAJ) with vertebral artery (VA), and then have a clinical traction simulation, in order to observe the stress distribution and characteristics of AAJ and VA. CTA data of head and neck in 10 cases were used as the study objects...

This study aimed to: 1) develop language skills in children; 2) provide fun learning through storytelling method using audio-visual media in Early Childhood Department Group A. The research method was carried out by classroom action. The research subjects were students, consisting of 16 children, in...

This study aims to describe the nominal phrase structure of the Mongondow language in terms of the relationship category of its elements and to describe the structure of the nominal phrase of the Mongondow language in terms of the semantic relationship. This study uses a qualitative method. The data...

In modern society, the odd-job economy has become an increasingly common phenomenon. In the context of the odd-job economy, workers find themselves in a precarious position, becoming freelancers, casual workers and contractors, even many full-time and professional jobs are undergoing this precarious...

In recent years, vehicle electrification is promoted around the world to reduce greenhouse gas emissions. As electric vehicles (HEV, PHEV, BEV) are taking a bigger portion of the market share every year, it is important to find out whether this trend does provide environmental benefits in real life....

In allusion to the requirements of bearing steel for ultralow T[O], Ti, analyzing the effects of slag system to T[O] by FACTSAGE thermodynamic calculation. The calculation results shows that the slag system of bearing steel should be controlled in the area that SiO2 0%~20% Al2O3 25%~45% CaO 45%~65%,it...

Anaerobic degradation of the polyethylene glycol 400(PEG400) was studied. The effect of concentration was respectively assessed on the anaerobic bio-degradation of PEG400, using the organic model wastewater containing the 1.0% and 0.5% PEG400. The result showed that: the TOC(Total Organic Carbon) and...

The solution evaporation in a vacuum is faster than that at the atmospheric pressure, and the required temperature of heat source is relatively low, which can realize the energy conservation. Therefore, it is a subject worthy of investigating. In this experiment, the regeneration process of LiCl solution...

Although many problems in computer vision and natural language processing have made breakthrough progress with neural networks, adversarial attack is a serious potential problem in many neural network- based applications. Attackers can mislead classifiers with slightly perturbed examples, which are called...

40 mixed-copulated pigs(Du Changda) which is about 40kg and in the same age were divided into 4 groups named A,B,C,D in order to study the effects of pineapple leaf residue silage additive on the finishing pigs' performance and blood biochemical parameters.The ration in the experiment is fermented pineapple...

Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM at 10 5 0 -5 -10 . Using fracture toughness, cohesion and crack opening displacement index to analyze the crack resistance property of three...

Through large amounts of data analysis and processing, combined with multiple regression analysis theory, this paper obtains 48 groups of sample points counted by the 07-10 years’ environmental factors (pressure, temperature and relative humidity) and morbidity per month. This model first utilizes the...

Bending strain density threshold based on elastic damage theory, the j-integral based on elastic plastic fracture mechanics and Cohesion and crack opening displacement based on cohesive zone model were employed to evaluate the fracture resistance of asphalt mixture of SMA-13 AC-13 and CAM in the temperature...

Fluorescence is generally adopted in molecular diagnosis. In order to detect weak fluorescence signal, a weak fluorescence detection circuit has been design based on a photomultiplier tube. The circuit mainly consists of three parts which are a photoelectric converter circuit, a pre-amplifier circuit...

This paper presents a method for analyzing the tooth contact situations of a heavy-load planetary gearing based on Ansys Workbench. Firstly, a 3D finite element model of the whole gearing is established with 10 node tetrahedron elements. Then forces and loads bearing by the gearing are applied on the...

Based on the structure mechanics analysis and fatigue mechanism study for the pin of the folded arm lorry crane, a new fatigue test equipment for the pin of the folded arm lorry crane is developed. The pins are quenched in different hardened layer depth ratio, and then 48 pins are chosen for the fatigue...

Ce doped TiO2 catalyst was synthesized by sol-gel method. This gel was dried at 70 during 2 hours and afterwards was calcined at 500 for 4 h. Then, the anatase TiO2 catalyst power were obtained. The 0.3wt% Ce/TiO2 catalyst is efficient and stable catalyst for the photodegradation on the 2,4-DCP solution....

The purpose of this study was to determine the effect of credit risk, liquidity risk and management efficiency on profitability in banking in Indonesia and to determine whether capital can mediate the effect of credit risk, liquidity risk and management efficiency on profitability. This study uses secondary...

As one of the greatest natural disasters to humanity, the earthquake is devastating to a region, and post-disaster reconstruction is urgent and arduous. In the current research field, there is a lack of detailed and in-depth research on the post-disaster reconstruction work of the heavily affected areas....

Micro course is a new concept in the education field in china, coming from abroad. With the development of electronic Science and technology in recent years, the teaching mode of "micro class" has get more and more people's attentions which is out of class, also has been widespread concerned in China....

Short steel fiber composite tire tread rubber can greatly combine rigidity of short steel fiber with flexibility of tire tread rubber, which can considerably improve performance of tire. Tire tread used in heavy load vehicles or engineering vehicles has problems of easily cracking, chunking, chipping,...

In 3D games, pathfinding function is very common. The design can not only let the game player need not control the main body role through the keyboard and mouse blindly and arrive at the designated location more quickly to complete the task, but also can active AI roles and make the games fun to make...

The development and design of an effective, small-size self-diplexing antenna using Microstrip Patch Technology are given in this paper. It is proposed to provide increased isolation, gain, frequency ratio, and miniaturization to meet the demands of modern wireless communication systems. Apart from achieving...

Electrolytic codeposition technique was adopted in the deposition of NiCo-SiC coating on the stainless substrate, using nickel alloyed with iron as the binder phase with SiC as dispersed particles. The results indicated that the deposit with SiC nanoparticles was level and compact; the crystal-planes...

The competitiveness of tourist attractions is an essential part of the research on tourism competitiveness, but it has not been paid enough attention in the existing research on tourism competitiveness. 5A-level scenic spots are the highest quality tourist attractions in China's tourism industry,...

The existing research cannot fully explain the failure of the Great Leap Forward movement. Perspectives on Nomenklatura (Kung and Chen, 2011)[8]and Decentralized Order Economy (Wu, 2016)[10] partially answer the question but do not perceive that it is the peasants-heavy industry structure endogenously...

Boarding houses are one of the temporary housing options for students who are studying outside the region. The environment in which the boarding house affects student activity, productivity, and achievement. The boarding environment includes room facilities, shared facilities, and other factors (accessibility...

The carbon/phenolic resin composites consist of phenolic resin, natural graphite and carbon fiber, were fabricated by hot compression moulding. The effects of the mould pressure on tribological property of carbon/phenolic resin composites were investigated. The results indicated that the hardness increased,...

The proposed system presents an automated vehicle detection and identification system using Arduino UNO microcontroller, infrared (IR) sensors, and an RFID reader. With traffic congestion projected to increase by 50% over the next decade, efficient management solutions are essential. This system employs...

With the increasingly fierce competition among enterprises, the company’s demand for outstanding employees is also increasing. Because highly capable employees can greatly improve organizational performance, human resource management has become an important part of each company’s competitive advantage....

This study aims to analyze the rate of change in the shoreline and find out the back and forth of the coast in a certain period. Coastal areas play an important role in economic development, namely the transport and tourism industries. Unfortunately, the spatio-temporal variation of the shoreline is...

Regulation of the Minister of Education and Culture of the Republic of Indonesia Number 14 of 2014 states that in order to improve effectiveness, efficiency, creativity, productivity, quality and conformity with the implementation of the Tridharma of Higher Education, cooperation plays a very important...

The adsorption of xylitol residue in 200mg/L of Cr(VI) solution at different ionic strength was studied. Results show 97-99% of Cr(VI) can be effectively adsorbed when Ca and Na ion concentration was ten time of Cr, and the adsorbing ratio decreases with the increasing of Ca and Na concentration, indicating...

Exercise is a human need as a refresher amid a routine of daily activities and fitness in the hope that the body will stay healthy and fit. Various types of sports activities dominated during the boom such as tournaments, competitions, and leagues both at the national and international levels, especially...

Aiming at the shortcomings of the existing social enterprise performance measurement system, construct a multi-dimensional performance measurement system from four levels, such as organizational coordination, development stage, economic value, and social value. The first 10 certified social enterprises...

Being a core component of an analog-to-digital converter (ADC), the operational amplifier is expected to provide sufficient DC gain and bandwidth to make the output amplitude less than ½ Least Significant Bit (LSB) in a half clock cycle. However, due to the limitation of the operational amplifiers in...

The Cu2-xSe nanopowder was synthesized by the hydrothermal method. The electrical transport properties of Bi1.975Na0.025Ba2Co2Oy + xwt% Cu2Se (x = 0.00, 0.25, 0.50, 0.75, 1.00, 1.25, and 1.50) ceramic samples prepared by the solid-state reaction method were investigated from 300 K to 898 K. The Cu2-xSe...

Using natural dye Ginkgo leaves as raw materials, the dye liquid was extracted by microwave method, water bath method and ultrasonic extraction method, and the suck photometric of this three extraction liquid were tested. The 25 tex cannabis/mulberry fiber/wool 60/20/20 blended yarn was dyed by the extracted...

In this paper, a calculation model of 491Q gasoline engine working process was established using the engine one-dimensional simulation software BOOST, and through the analysis on the curve of pressure fluctuation in the front of the inlet valve at the speeds, the relationship between the late closed...

Rice is a staple food crop in Indonesia because most of the population consumes rice as a staple food. For optimal production, rice plants must be planted in paddy fields according to their designation and the growing plants’ requirements. Determination of land suitability class is essential to obtain...

At present, the wastewater, produced in pulp and paper industry, which contains lignin molecules, is still difficult to treat due to the structure complexity of lignin. In this paper, the industrial alkali lignin (AL) was treated with a Violuric acid(VA)-mediated electrochemical degradation system, and...

The research aims to measure the business sustainability of Qi_Pastry Cake Shop through the evaluation of non-financial and financial factors. Feasibility analysis involves evaluating non-financial aspects such as production and marketing in an application. The analytical tools applied for financial...

Two designs of parametric sonar with respect to their linear counterparts which usually used as harbor and port security sonar are presented. One design is working at the frequency of 30 kHz according to the frequency of a linear sonar, but this frequency is the difference frequency for the parametric...