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Solid acid S2O2-8/TiO2-La2O3 (STL) was prepared by calcination at high temperature using complex oxide of TiO2 doped La2O3 as the supporter, and anion S2O2-8 as the accelerant. The catalytic synthesis of n-butyl propanoate over STL was selected as the probe reaction to examine its catalytic esterification...

The background of this study is the real facts, namely the low self-efficacy of students. This problem is because the learning process is still dominated by the teacher's role in learning. Besides that, the low ability of students when doing assignments. As a result, it will give a negative impact on...

The paper proposes an approach to determining the boundary between cut and uncut crop, which is one of the most important tasks in creating a system of assistance to the combine operator. The approach is based on semantic segmentation of images that come from a camera installed in the combine cab. Semantic...

An authentic assessment can provide a real-life experience to the student and accommodate the need of assessing productive skills, particularly for speaking skill. The authentic assessment instrument has to fulfill the requirements of being valid, practical and effective to make it a good device. This...

The way how children understand other people's emotional states is a significant factor in their successful adaptation in society. Children with developmental disorders experience considerable difficulties in differentiating similar emotions, controlling emotional manifestations. The aim of the research...

Aim of this study is validation of quantitative determination methods for Fexofenadine hydrochloride, Cyanocobalamine in separate ophthalmological dosage forms using UV-spectrophotometry instrumentation. Assay tests of the studied ophthalmological dosage forms were carried out using the APIs and reagents...

This study aims to analyse the improvement of mathematical connection ability and the habits of students’ mind who are taught by using the Missouri Mathematics Project (MMP) model and Discovery Learning (DL) model. This type of research belongs to quasi experiment using quantitative and qualitative data...

Language is one of the most important developments for children. Language development depends on the maturation of cortical cells, environmental support, and environmental education. Considering that in childhood is a fundamental time to provide stimulation, so language needs to be taught from an early...

The purpose of this study is to know the increase in counting ability through the use of nature material of grade A Kindergarten students. The population in this study consisted of 15 students of grade A at Kartika Wirabuana 51 Kindergarten, Baubau. This study used Action Classroom Research method according...

PT. FGH is a manufacturing industry engaged in the processing of wood from raw materials to semi-finished or directly into finished materials. The products produced are products of tables, chairs, cabinets and wooden doors. In its production the physical environment will affect humans in the work. Temperature...

As defending Islam actions in 2016 were the greatest historical moment in Jakarta with a significant impact on Muslims in Indonesia, one of Islamic organizations, HizbutTahrir Indonesia (HTI), recorded these actions through Instagram in Indonesian which can be read as well in English through the newest...

Environmental issue has risen in the last few years and affecting many sectors. In the more fundamental way, it influence the development of economy and also the future of social life. Scholars debate focuses on macro such as the effect of democracy or any political regime on environmental degradation...

The purpose of this study is to describe the effect of assertive training to reduce aggressive behavior of students with mild intellectual disability of grade ten SMALB (Special Senior Public School) Sidoarjo. This study used a quantitative approach with type Single Subject Research (SSR), A-B-A design....

Textbook research is an important aspect of teaching research. Only through in-depth and careful research of textbooks, can we prepare and teach well, and finally achieve the teaching objectives. Interchangeable characters (通假字), variant characters (异体字), and ancient-present characters (古今字) are the...

The objective of this study is to improve the Naturalist intelligence of students. The research technique used was Classroom Action Research conducted with the aim to improve the quality of learning practice in the classroom. The source of data of this study is children aged 5-6 years in group B, the...

Teachers in the 21st century are like today at a very rapid technological development. Teachers not only have to master understanding the content of the subject matter but also need skills in using and operating technology in learning. So that we need teachers who can integrate content and pedagogical...

To explore the mechanisms of core self-evaluation and thriving at work on mental health, this research constructed a model based on Cognitive Appraisal Theory of Stress. Hierarchical regression analysis was used to analysis survey data of 250 participants in China. The results showed that: (1) Both core...

This study analyzes tax knowledge, tax morality, tax volunteers as well as tax compliance with the aim of measuring the influence of tax knowledge, tax moral and tax volunteers against tax compliance. The role of tax volunteers is important in tax understanding to increase tax compliance. Using the Slovin...

This study aims to determine and analyze the effects of price, service quality, customer satisfaction, and image on customer loyalty with the research object of Lion Air Indonesia. The type of research is basic research that uses 5 variables: price, service quality, customer satisfaction, image, and...

The objectives of this study are threefold. First, describe the forms of expressive speech acts used by Indonesian language teachers in the teaching and learning process in class XI SMA Luhak Nan Duo. Second, describe the strategies of the Indonesian language teachers in the teaching and learning process...

Assessment is one of the learning processes used to see the success of learning. If the assessment system is correct, then the data obtained will describe the actual learning outcomes. This research aims to produce an authentic assessment model used as an assessment guide for research methods courses....

Rice production in South Kalimantan experienced diminishment in recent years. One of the problems that created this issue was the decline of soil fertility. Application of synthetic fertilizers in a long term would decline the soil fertility and subsequently diminished the productivity of rice field....

In a person who is impacted by peer support and self-esteem, resilience is considered as a fundamental quality that forms the basis of positive character. This study intends to ascertain the effects of: 1) peer support on the resilience of vocational students in Semarang City; 2) self-esteem on the resilience...

Background Smartphones have become an essential device in everyday life in recent years; scientific impetus and the extraordinary evolution of technology have resulted in having to provide information in all subjects anytime and anywhere. Smartphones have grown in popularity among younger...

The purpose of this study is to describe the semiotic of Besurek batik motifs as a preservation effort and one of the alternative Indonesian language teaching materials. This type of research is qualitative with descriptive method. The data are gathered using photographers, recording sheets, observations,...

Profitability is one of the key indicators that determines a company’s ability to survive and grow in the long term. This study aims to identify the factors that affect profitability in companies listed on the Main Board Index of the Indonesia Stock Exchange during the 2018-2023 period. This is an applied...

Upeneus molucensis is seawater fishes that are consumed by many people so it leaves a lot of waste (including scales and thornss). On the other hand, the utilization of fish waste is still not much. Whereas, waste contains a lot of amino acids, protein, Calcium and Phosphorus. This study analyzed amino...

Application of low alloy steel in the wood processing in pulp and p per mills is widely used due to its strength and ease of forming. However, Low wear resistance due to friction makes the service life short and thus uneconomical. Increasing the wear resistance of the surface by hard-facing is an attractive...

Creativity is urgent in education today, where the era of education considers aspects of creativity in children’s education by implementing STEAM content learning, especially in the 21st century. This study aims to present an overview of how STEAM-based learning affects the development of creative character,...

Introduction: Obstructive sleep apnea (OSA) is a common cause of resistant hypertension. We investigated the effects of 2 modalities of positive airway pressure; fixed continuous airway pressure (fCPAP) versus auto-titrating positive airway pressure (APAP) on arterial function in subjects with resistant...

Background: Recent studies proposed that deceleration in pulse wave velocity (PWV) following hyperemia might reflect arterial distensibility and endothelial function. We therefore investigated methodological aspects and clinical determinants of newly proposed indexes of such flow-mediated slowing (FMS)...

A peptic ulcer is an inflammation of the stomach wall that can cause wounds in the gastric mucosa. Consumption of aspirin over therapeutic doses can cause injury to the stomach. Propolis is known to have an effect to protect stomach damage. This study aims to find out the effect of propolis on male white...

The comparison of their frequency-phase velocity (FV) diagrams from both 8 and 24 channels seismic surface wave active data (MASW) have been carried out. This conducted to show the effectiveness of smaller amounts of geophones for MASW acquitision and comparing the processing FV results. Several data...

Hyperactive children are part of an interesting issue for education. This study aims to determine the method tahsin Qur'an can reduce excessive activity in hyperactive children and parenting involvement in hyperactive children. The subjects of this study using two boys ages 5 years and 7 years indicated...

Purpose: To evaluate the difference in cerebral blood flow velocity (CBFV) in neonates with and without hyperbilirubinemia. Methods: CBFV of 70 healthy late-preterm and term newborns with unconjugated hyperbilirubinemia (UCH) reaching the threshold of phototherapy requirement was compared with 70 gestational-...

1-deoxy-D-xylulose-5-phosphate synthase (DXS) is an rate-determing enzyme in carotenoid biosynthesis. Here, the Brassica oleracea var. capitata DXS (BocDXS) gene sequences were obtained from Brassica database (BRAD), and preformed for bioinformatics analysis. The BocDXS1, BocDXS2 and BocDXS3 genes mapped...

This study was intended to describe the application of scientific approach by Sociology teachers at public senior high schools in Pontianak. The things described were the application of the following steps: (1) observing; (2) questioning; (3) reasoning; (4) communicating; (5) concluding and (6) inventing....

Mobile Assisted Language Learning (MALL) has been widely implemented by language teachers to succeed lessons in this vast access on technology. However, it is not a simple idea to put into practices due to the lesson preparation, size of the classes and time constrains. Therefore, teachers can also make...

The COVID-19 is characteristic of both damage of the respiratory system and the immune system or both similarities of SARS and AIDS. These features decide difficulty of specific treatment. The worldwide transmission and higher fatality rate call for new skills for prevention and treatment. Here, we recommend...

Lack of hemoglobin in the blood (anemia) is a nutritional problem that is often experienced during pregnancy, which consequently causes growth disorders, development and complications during pregnancy and childbirth, which have an impact on maternal and infant mortality. In Indonesia, 5 out of 10 pregnant...

This paper aims to explore the implications of the industrial revolution 4.0 on the development of the concept of social capital. The concept of social capital experienced the evolution of thought. Initially, the concept of social capital was conceived of as social cliques [1], norms of reciprocal [2],...

The use of probiotics as feed additives in farms has been widely known both at a small and large scale. As a substitute for the Antibiotic Growth Promoter (AGP) that has been banned for animal feed, probiotics are used in broilers feeds to improve their performance. Campylobacter jejuni is a type of...

This experiment was conducted to assess the effects of bamboo leaf extract (BLE) supplementation on heterophil, lymphocyte, and heterophil to lymphocyte ratio of broiler chickens. A total of 90 one-day-old Cobb broilers were randomly allocated to 5 treatments with 3 replicates of 6 broilers each. The...

This study is aimed to describe the improvement in the quality of learning and higher-order thinking skills in children aged 5-6 years through the application of open-ended play. This research uses the Kemmis & Taggart model classroom action research and is carried out in two cycles. The results...

Introduction The most frequent treatment carried out by ORL-HNS is a tonsillectomy, which has a risk of a lengthy recovery period owing to bleeding. Numerous colleagues have utilized LigaSure to facilitate surgery. We want to talk about our experiences using this equipment during tonsillectomy...

This study aims to identify the application of microblogging to improve the career planning skills of vocational high school students. This research is a quasi-experimental research design using a nonequivalent control group design model. The population of this study was all students of class XII SMKN...

With the rapid development of science and technology and the advancement of digital transformation, financial technology and innovation have received widespread attention around the world. This article conducted a systematic search on the Web of Science (WoS) database and used scientometric analysis...

This study aims to analyze the test items of Thai language learning outcomes in Aling Thai, focusing on the level of difficulty, discriminatory power, validity, reliability, and the function of distractors. The test is divided into four language skills, namely, listening, reading, writing, and speaking....

This paper examines how shareholder relationship networks affect corporate investment efficiency in emerging markets. Based on from 2009 to 2023, we construct shareholder networks using common ownership ties among the top ten shareholders, and employ betweenness centrality to capture firms’ network positions....

The global epidemic of the COVID-19 has further aggravated the imbalance of the world’s economic order, and the global economic recession is inevitable. The purpose of this research is to test the performance of factors and the applicability of Fama-French Factor model for the banking industry during...