Search all articles

Dairi regency is rich with their horticultural plants, especially shallots. But shallots are seasonal plants which affect the price fluctuation even though it has a big potential. The importance of this research is developing a product from Dairi shallot in order to stabilize the market price of shallot,...

Cadmium (Cd) is a heavy metal group that is toxic, dangerous to health and the environment if its present in large concentrations. Experimental research on the utilization of Chlorella Vulgaris non-living cells has been carried out to removing Cd(II) ions from the invention under various conditions and...

This research aims to utilize waste agriculture rice straw as a source to produce carbon active and can be used to reduce the levels of TSS and pH value of activated carbon. The feasibility of TSS levels in tofu waste is seen from SNI 06–6989- 3–2004. The yield of activated carbon from rice straw was...

The effect of electric fields on the aging phase transformation of Al-Zn-Mg-Cu alloys is investigated with the first-principles method combined with vacancy mechanism. The effects of external electric field with different direction on aging phase transformation and electron structure are analyzed. Results...

The flowering stage is the key yield determinant period of soybean. Short-duration water stress occurring during this stage significantly reduced soybean development and final productivity. Seed treatment with uniconazole powder application plays an important role in alleviating the adverse effects of...

This study aims to improve: (1) student achievement on chemical equilibrium material through the implementation of Problem Solving learning model with concept map, (2) students' critical thinking skills on chemical equilibrium with Problem Solving and concept map. This research is an Action Research...

Objective: Utilizing malapari peel as a raw material of activated charcoal and determine its best quality. Method: The samples were carbonized at a temperature of 300 C, 400 C and 450 C. The resulting charcoal was activated chemically and physically. Activated charcoal was characterized based on SNI...

Since the implementation of "05 New Scheme" and "11 Course Construction Standard (provisional)", certain achievements have been made in the ideological and political theory course teaching and reform, but there is still a long way to go to reach the objective set by the Party and government which is...

The main problem of this research is because the rapid development of the market share of Islamic banking in Indonesia and Malaysia in the past five years is interesting because the risks with varying complexity will always be close to the operations of Islamic banks. This study aims to determine the...

The Borehole Magnetometry (BM) test is a promising geophysical method that leverages the ferromagnetic properties of materials, which generate induced and/or remanent magnetic flux, significantly distorting the Earth’s magnetic field in localized regions. Researchers have developed analytical and computational...

The condition of tourism businesses in the hotel sector in Bali is now experiencing a significant decline since the emergence of Covid-19, which hit the whole world and impacted the absorption of workers, which decreased drastically. Many workers have experienced termination of employment due to economic...

The use of foliar application with trace elements in the form of chelated fertilizer may positively affect the plants and give a significant increase in crop productivity. The goal of research was to evaluate the impact of innovative drugs: sulfur-containing and trace elements containing in chelated...

Cosmetics are a daily human need. The number of cosmetics on the market is thought to contain hazardous or toxic substances, one of which is heavy metals. Based on BPOM RI Regulation Number Hk.03.1.23.07.11.6662 Year 2011 Regarding the requirements for heavy metals in cosmetics, the very limit for Pb...

On the basis of the panel data of 11 provinces in 2005 ~ 2021, this paper chooses the construction industry of China’s coastal provinces as the research object, studying the decoupling relationship and degree of the construction industry’s economic growth and carbon emissions with Tapio decoupling model....

This study aims to examines the effectiveness of Local Regulation of Badung Regency Number 3 of 2022 concerning the Implementation of Investment, which is based on local wisdom with the aim of the welfare of the community. In fact, many people who invest through online trading in unofficial institutions...

Partnership is important in a business including the oil palm plantation. As a form of cooperation in business circle, partnership should be exist either directly or indirectly. Moreover, it must be applied in some principles such as mutual need, trust, strengthening, and benefit. Partnership should...

Two differential operators T1 and T2 on a space are said to be equivalent if there is an isomorphism S from onto such that ST1 = T2 S. The notion was first introduced by Delsarte in 1938 [2] where T1 and T2 are differential operators of second order and a space of functions of one variable defined for...

The impact of social transfers on income inequality in society is analyzed. The role of social transfers in redistributing income and reducing the level of differentiation of society is revealed. The choice of the total income components for all types of social transfers is substantiated. An algorithm...

This research was conducted to determine whether there is influence between the dribble field exercise with a slalom race on dribbling skills on SSB Junior Pekanbaru. There was 18 people as the research sample. Then the data is processed with the statistics, normality test with Liliefors test at a significant...

This research aimed to reveal the effect of surplus free-cash-flow on earnings predictability as well as the moderation effect of board independence, board size, dan independent chairman in that relationship. The subject of this research is manufacturing firms that were listed on Indonesia Stock Exchange...

In light of the application research of aluminum alloy rheological forming,it introduces the application of Rheoforming with several aluminum alloys based on Rheoforming applied research of Key Lab of Near Net Forming in Jiangxi Province in recent years, there are mainly LAO and LSPSF semi-solid slurry...

In this article, the authors have made an attempt to offer a model typology that allows you to rank households according to the propensity to make financial decisions and consumer preferences. The use of the proposed typology makes it possible to predict the financial behavior of the population in the...

The microstructure and mechanical properties of rapidly solidified powder metallurgy Mg-5Sn alloy were studied in this paper. The results show the nano-scale Mg2Sn phases are dispersed homogeneously in the fine -Mg matrix for the RS P/M Mg-5Sn alloy. In addition, it is also found that the submicron structure...

The purpose of this study is to describe the planting of character values through school culture and classroom learning at SDIT Insan Permata, the characters that appear in the students as the impact of the planting of character values and constraints in instilling character values. This research use...

Beryllium is a specific metal, its atomic configuration is ls12s2 and affects the shape of s valence band and p valence band because there is no electron in the p sublayer, which dimers bond length is 11% more than inside and (0001) atomic spacing shows 6% abnormal expansion. Compared with other elements,...

The relevance of the study is connected with the need to expand the tools for managing portfolios of innovative projects in organizations. The traditional set of management technologies of a modern company does not provide adequate flexibility and adaptability in making management decisions in a rapidly...

In recent years, there are "bottlenecks" in the transformation and application of innovative scientific and technological achievements in China, and some core technologies are "stuck". The lack of independent innovation ability seriously restricts the transformation of economy from high growth to high...

The article presents a study aimed at studying the relationship between involvement in various types of socially significant activities and the structural elements of responsibility in schoolchildren. The study was conducted in the form of an online survey in 2020 (N = 85 students aged 11 to 17). Study...

Payment of wages below the minimum wage is an employment crime that is classified as a crime. This shows how important it is for employers to pay attention to the wages set by the Government. This study aims to examine and analyze the legal consequences if employers pay wages below the minimum wage and...

Postpartum urinary retention (PUR) is a condition with a post-void residual volume of more than 150 mL. The incidence of PUR is not clear because of an undiagnosed asymptomatic condition. According to from literature incidence of PUR is about 0.05%-37%. Neglected PUR may result in anuria, hydronephrosis,...

Hyperbilirubinemia is a common problem in newborns that is characterized by jaundice caused by high levels of bilirubin in the blood. One of the causes of hyperbilirubinemia is a deficiency in the enzyme glucose-6-phosphate dehydrogenase (G6PD), which is the most common metabolic disorder affecting over...

Polyaspartic acid derivative (PASP-SEA-ASP) was prepared from polysuccinimide (PSI) that was thermal condensation polymer of aspartic acid (ASP), taurine (SEA) and ASP. The structure of polyaspartic acid derivative was characterized by means of FTIR. The property of scale inhibition of PASP-SEA-ASP by...

Personal epistemology refers to personal theories of knowledge and how knowledge is justified. The trajectory of intellectual and moral development proceeds in three major stages. Firstly, simplistic or black and white thinking; secondly, relativistic thinking which considers different perspectives as...

On April 11, 2018 PT Pertamina (Persero) had acquired State shares in PT National gas Company. Thus Pertamina has completed corporate action to become Oil and Gas Holding. Pertamina is a State-Owned Enterprise (BUMN) in the form of Limited Liability Company which is subject to Law Number 40 year 2007...

The effects of heat treatment on microstructures and mechanical properties of MgZnZr alloy have been investigated through the preparation of alloy, analysis of microstructure and test of mechanical properties. The results show that, the microstructures and mechanical properties of Mg-5.5%Zn- 0.5%Zr alloy...

This paper raises the issue of legal resilience in Indonesia in dealing with the phenomenon of social media buzzer which is present as a result of social media development in the contemporary era. Social media can be accessed and used by anyone in Indonesia who has the ability to use the technology needed,...

Internationalization is considered to be a major axis of development for universities on several scales, including the support of innovation and entrepreneurship of the youth bearing ideas in different fields of specialization. Therefore, the purpose of our paper is to highlight the effect of the universities...

This research help to investors and analysts evaluate information from company financial reports in reducing economic uncertainty by using economic variables or company variables, that are predicted (observed) to become estimates of company performance. There are several methods that can be used to assess...

This study aims to explore the potential of the podcast industry for Indonesia’s national economic recovery. The data used in this study are secondary data obtained from video podcasts published by 11 Indonesian podcasters and online newspapers published by the Indonesian press. Data analysis was carried...

Indonesian tofu industries produce wastewater with high amounts and concentrations of organic compounds that pollutes the environment. Biological treatment of anaerobic and aerobic systems can degrade organic compounds and produce appropriate effluents for disposal into the environment. Anaerobic degradation...

Numerous studies on gender representation in Indonesian textbooks have portrayed gender stereotypes in textbooks that demonstrate gender inequality, such as sexual violence, sexism, and double burden. However, there are only a few studies on gender representation in textbooks dedicated to students who...

We observed the impact of carthamin yellow injection on revascularization in rats with acute myocardial infarction and discuss its mechanism. The left anterior descending branches of the coronary arteries of Wistar rats were ligatured, and the animal model with acute myocardial infarction was duplicated....

In this study, the ability of wheat straw to adsorb neutral red (NR) from aqueous solution was investigated in a fixed-bed column. The effects of the flow rate, the influent concentration of NR and bed depth on breakthrough curves, were studied. The adsorption quantity was 26.4 mg/g at initial NR concentration...

In this article based on databases of 3D female bodies emulator, 3D jacket emulator, textile material parameters, historical photos and pattern parameters, an automatic pattern making and its 3D emulator model support system of woman warm jacket was developed. In this system different databases were...

With the advent of the “Internet +” era, many teaching methods such as flip classrooms, mixed teaching, and MOOC have provided many innovative teaching methods for the majority of educators. The classroom structure has also undergone major changes in the “Internet +” era. The teaching structure has entered...

This paper aims to explore the role of premarital education as an effort to prevent increasing of divorce in Padang. Especially in 2017, there were 1258 marriages at 11 KUA’s in Padang and in the same year, there were 689 divorce cases. It means that the divorce rate is more than 50%. This research is...

The fourth industrial revolution and globalization have led to the strong intention to improve the performance quality of three-year vocational high school graduates (3-YP VHS). The improvement can be made precisely if it is initiated with research on graduate work performance. Therefore, this research...

With the enrollment expansion of college increasing, the traditional multimedia teaching method is very difficult to adapt to the requirement under the net envi-ronment with modern information. Thus, the author made sufficient research on the existed teaching model and found its inherited advantages...

This study aimed to investigate the EFL students’ perceptions on online based- learning amid the Covid 19 using WhatsApp and google classroom applications at the first semester unit two of the English department Universitas Samudra. This research was conducted as descriptive quantitative method. The...

The digital era requires humans to be able to work more effectively. Advances in the field of information and electronic transactions that are growing rapidly have brought many changes. With the ease of obtaining and managing information through the use of electronic evidence in the era of globalization,...