Search all articles

Surface hardness of restoration materials affected its wear resistance and longevity. The addition of hydroxyapatite could improve mechanical properties of restoration material. Hydroxyapatite can be synthesized from fish scales for it contain calcium carbonate. The aim of this study was to evaluate...

Market investment is always a popular method to make a profit. With different investment means, there are tens of thousands of portfolios in the market for investors to choose and combine. In order to maximize profit and minimize risk, some evaluation must be done to those portfolios. Many capital asset...

The research in the field of education quality indicates that contextual data, e.g. family factors, its socio-economic status, the academic resources of the family, the teaching staff, etc. have an impact on school students’ academic achievements. The present article focuses on studying the dependence...

Adopting the idea of mathematical modelling, this paper studies four problems of open-end fund investment. For problem one and problem two, (0-1) programming model was used to find the maximum profit under certain investment fund conditions. For problem three, after increasing the factors of investment...

The problem of stunting in children currently becomes a hot issue in Madura. It could be occured because many young mothers still do not realize the importance of nutrients in food and they consume foods that are just filling. This study aims to: (1) conduct preliminary studies and find the needs from...

Impulsive buying is an unplanned purchase and is coloured by a strong urge that is difficult to resist buying suddenly. It is usually triggered by external conditions when dealing with products, accompanied by the arising of pleasant and passionate feelings with the consequences of anxiety, regret, and...

Inequality in education quality still transpires in several regions in Indonesia, one of them is in Bandung Regency where the obvious rift in the quality of education remains. One intention to reform and equalize the quality of education is the implementation of the zoning system to the proceeding of...

Typhoid fever is an infection of the digestive tract caused by Salmonella typhi bacteria. One of the Lactic Acid Bacteria (LAB) in the digestive tract is Lactobacillus acidophilus which has bacteriocins to protect the digestive tract. Bacteriocin is an antimicrobial protein compound that is bactericidal...

Latino is one of the learning media in solo bridal makeup courses. Latino can be used as a tool for making solo bridal paes. This study aims to see the effectiveness of latino as a learning medium for solo bridal makeup when compared to the learning media that has been used in the Beauty Education Study...

Indonesia is one of the countries with incredible tourism potential. Spread from east to west, there are many popular tourist attractions in the country. Regional tourism in Indonesia is also not only known by the locals, but also attracts foreign tourists. However, the tourism promotion strategy in...

Agroforestry is one of the potential land rehabilitation techniques to provide forest ecosystem services which is needed by people. This study aims to analyze the economic value of agroforestry system as one of rehabilitation plan establishment inputs of degraded forest and dry land in Pelambik Village,...

Food security is one of the determinants of the quality of life of human resources. Where indicators of food security are very vulnerable to poverty, malnutrition, security, and the national political situation. The assessment method used in analyzing the need for food security in Samen Hamlet uses SWOT...

This research will describe the use of information technology in Guidance and Counseling services during pandemic. The study method used was qualitative with a case study approach. Data were collected through the distribution of questionnaires to 25 junior high school Guidance and Counseling teachers...

Coordination is one among the key measurements of participative leadership in character education. Coordination applied by heads in character education operation is realized during a number of forms, like delegating authorities, empowering all school parties, building cooperation with teachers and staff...

A conversation between President Joko Widodo and his minister had never been witnessed before. However, during this Covid-19 pandemic, their conversation became something possible to be watched through the Presidential Secretariat's YouTube channel. The conversation can be analyzed through a pragmatic...

Protease enzymes in the health sector are very important, especially as anticoagulant, antithrombotic agents, as diagnostic tools and plasmin standards. It is not surprising that the need for protease enzymes in the world is very high, including in Indonesia. The supply of protease in Indonesia still...

One solution of the state-space model is to see the causal relationship between one and more variables. This model can be used as a statistical basis for modeling movements, for example, carbon variables and other variables that may be related in the form of financial construction. Research looking for...

The scattering of radiation rays from Co-60 affects the absorbed dose received by cancer cells and healthy organs. Herein, we tried to investigate the distribution of absorbed dose with skin-to-source distance (SSD) variations inside the cervix area due to irradiation of Co-60 from different locations....

The issue of organizing university archives continues to be in the spotlight. In general, what often happens is that the organization of university archives is still not running optimally. One of the causes is the lack of understanding of policy makers and the magnitude of the tasks carried out by higher...

Using Whole Language Approach and Brain based Learning to Develop English Communication Skills in Thailand 4.0 Learning proposed as a way to solve the problems of students to study English more effective by focusing on self - learning, individual differences and brain development. This article aims to...

This study aims to examine the needs of elementary school teachers related to creative reading assessment instruments, develop related instruments, and conduct trials of the developed instruments. The research and development method of the Dick & Carey model was chosen for the instrument design and...

Picture Exchange Communication System (PECS) Phonic Board (PB) is a digital-based Augmented Reality (AR) using phonic sound to access. Despite the widespread use of digital application aids, their impact on students’ language skills needs more exploration. The application design is created to ease students...

Social media has become an inseparable part of the identity of Generation Z. One of the predominant social media platforms favored by this generation is Instagram. Instagram is utilized as a means of communication, interaction, development, and obtaining various informational materials. In this modern...

Investment is an investment activity that aims to enable investors or capital owners to benefit from the results of the investment or investment made. One of the profitabel investments is stock investment. PT Bank Central Asia (BBCA) is a private company engaged in banking finance. The Fuzzy Time Series...

The composition and distribution of seedlings and sapling families play critical roles in forest succession. The aim of this study was to analyze families of seedlings and saplings that are scarce in secondary forests of different ages. A vegetation survey was conducted for all seedlings and saplings...

Approximately about 37 million people across the globe suffer from visual impairment and that more than 15 million of these are in India. The visually impaired person uses braille for the activities of reading, writing and communicating, and usually needs someone for guidance. But in this particular...

This research was conducted to determine the urgency of accreditation in improving the quality of education in Vocational High Schools (SMK) through a literature review and bibliometric study on the Google Scholar database on Publish or Perish and with VOSviewer assistance, from 2019 to 2024. In this...

Quality issues remain one of the key challenges in Indonesia’s construction industry. Although ISO 9001:2015 has been widely adopted as a quali-ty management standard, limited research has quantitatively assessed its direct impact on construction quality performance, particularly in government-funded...

To develop a robot that understands human feeling, we propose a method for recognizing facial expressions. A video was analyzed by thermal image processing and the feature parameter of facial expression, which was extracted in the area of the mouth and jaw by a two-dimensional discrete cosine transform....

Tourism is a business sector that has become a victim of the COVID-19 pandemic. Religious tourism as one part of the growing tourism business, must also experience a downturn. Nevertheless, the unique characteristics of religious tourism make this tourist destination still visited by many tourists during...

High-pressure common rail injector is one of the most important components of the fuel injection system, and its performance will directly affect the engine combustion process. As the high-pressure common rail injector complex structure and the structure parameters which affect the ejecting performance...

Wuling mountain area is one of the areas where economic development is slow, but it is also reach ecological resources. Hence joining the environmental protection and the economic development is of great significance in the area.This paper analyzes the necessity of implementation of ecological education...

Three-dimensional (3D) inversion of full tensor gradiometry (FTG) data continues to be an active area of research and development. We have recently developed a method of potential field migration, which extends to the case of the potential field the general principles of seismic and electromagnetic migration....

The establishment of the human living environment is the soul of interior space environment design, under the background of material worship and mechanical fever, increasingly ecological destruction, population crisis, threat of energy consumption, etc, people call for modern "ecological environment"...

Rice production in Indonesia is important especially for national economy. Rice is the staple food for Indonesian, so Indonesia is the biggest rice consumers in the world, averaging more than 200 kilograms per head each year. Therefore, Indonesia needs to be aware of rice production systems because there...

The purpose of this research project is to identify best practices for a cross-institutional social media framework for the Humber College Institute of Technology and Advanced Learning in Toronto, Canada. Many individual schools, divisions and departments within the college actively deploy social media,...

One of the factors that cause a low level of the mental model (MM) and mental-modeling ability (MMA) of students who are physics teacher candidates in one of the LPTK in Palu-Indonesia is the traditional course program. The students are unable to use their knowledge to solve the problems. Therefore,...

The research aims to describe the implementation of measurement experiment student worksheet for a student with visual impairment based on braille code, adapting cylinders, adapting instruction, and adapting environment learning. The research design was a descriptive case study. The study conducted on...

The article is devoted to the populations’ socio-psychological health as one of the important and relevant issues in the Siberian Federal District of Russia. This problem is discussed both at the state and regional levels, with a particular focus on the Altai Republic. Indicators reflecting the population’s...

Chili pepper is one of national leading commodities and has a high economic value. One of the factors causing the balance is unplanned and uncoordinated pattern of production and cropping pattern between each district of chili pepper production center resulting the fluctuative income. These research...

This study aims to examine the effectiveness of using Google Forms in the Problem Based Learning (PBL) model to improve the critical thinking skills of high school students. The research method used experimental research through the nonequivalent control group. The experiments used in this study were...

Srikandi village is one of the coffee-producing villages in Pangalengan West Java. Most of the population are farmers. During this time the resulting coffee still has a selling price that is not optimal, so this research aims to create a marketing strategy to increase the selling price of coffee. With...

The metric dimension is one of the problems in graph theory which is interesting to study until now. The metric dimension has many applications such as image processing. However, not all graphs have been obtained for the metric dimensions such as a bridge graph. A bridge graph is a graph obtained from...

Calcification of the tunica media of the main pulmonary arteries has been observed in a large proportion of young racehorses. In humans, medial calcification is the most important cause of increased arterial stiffness, and has been implicated in the pathogenesis of microvascular diseases. Pulse wave...

This paper provides an empirical analysis of the linear relationship between economical condition of China, the health care industry, and public health conditions. These co-relationships are important since they can predict the future spending on medical health industry for China and people’s health...

Rapid advances in computer networking and digital technology provide various benefits to human life, but they are not without negative consequences, such as cybercrime. According to the Malaysian Crime Prevention Foundation (MCPF), the total losses recorded in regard to cybercrime for 2019 and 2020,...

The Extremely Low Frequency (ELF) magnetic field has an ability to penetrate almost all materials and is non-ionizing radiation so that it can trigger cell proliferation. This study aims to examine the effect of exposure to the 200–300 µT ELF magnetic fields on the growth rate of Edamame plants. This...

Color is one of the important parameters to consider regarding to quality and perception of consumers acceptance in agro-industrial products. However, standard color measurement using colorimeter have an expensive cost and the need for trained individual to operate, then, other measurement can be done...

Attention-deficit/hyperactivity disorder (ADHD), a mental disorder, is usually found in children and has the potential to persist throughout their lifespan. It negatively influences many dimensions of patients’ life, including emotions, academics, occupation, and relationships. Today’s medications and...

In recent years, people’s concept of energy conservation and environmental protection is becoming stronger and stronger. Therefore, in the face of the above problems, we should pay more attention to the green and healthy development of the construction industry. In the context of the new era, new materials,...