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The research and application of biomass have been paid more and more attention. In this paper, a new experimental device is designed by oneself. The corn cob and rice husk are carried out separately on a separate and mixed flow of fluid. Using FLUENT software, the gas-solid movement of the particle was...

Lithium-oxygen batteries (LOBs) are promising candidates for next-generation energy storage systems due to their high theoretical energy density. However, several challenges currently hinder the practical implementation of these batteries, and addressing these challenges requires the use of innovative...

This study reviewed existing literature to identify of guidance and counseling media use in formal education in Indonesia. Three research question were proposed: (A) What media are used during the guidance and counseling service at formal school? (B) What are the purposes of the media? (C) What education...

Farmers in sub-Saharan Africa are plagued with the challenges of climate change, farmers-headers clash, resulting in low production. Greenhouse farming is seen as a way out due to small space required and ability to control microclimate. Tropical Greenhouses are usually very hot in the afternoon resulting...

Indonesia’s coastal areas are highly susceptible to tsunamis due to their location along the convergence of major tectonic plates within the Pacific Ring of Fire. Aceh Jaya Regency, one of the regions severely affected by the 2004 tsunami, continues to face similar threats, highlighting the need for...

This study examines the precursors of financial performance determinants in SMEs from a knowledge-based viewpoint. Furthermore, it examines financial inclusion and financial technology to enhance the financial performance of Fashion and Culinary SMEs in Semarang, Central Java, Indonesia. In the 4.0 era,...

In the market of the on-line travel agencies, many new concepts and even commercial models emerge these years. Facing the big challenging of the Qunar. Net & Baidu’s integration, the C-trip is quite hard to move forward. Yahoo, eBay, Google are on the multiple ways, but the C-trip is devoted herself...

The millennial era is currently causing a rapid social change in society, including in the thriving business world using internet technology in running its business known as online business. An online business that is growing and is widely used is an online business in the field of services, namely Online...

The future careers of students aged 15 to 24 are more or less affected by the school’s course settings and majors, and students often have such problems that they have to choose some courses or majors. As a result, this phenomenon often comes up with gender inequality, which leads to occupational segregation....

In terms of nutrition, stunting is still a widespread issue among Indonesian children who suffer from growth failure. This has evolved into a public health issue that requires careful consideration and long-term solutions. Even though there have been improvements, the incidence of stunting in Indonesia...

The chemical reaction involved in the processing of Atmospheric Pressure Plasma Jet (APPJ) produced from CF4 precursor has been explored. The gas-phase reaction in CF4 plasma and chemical reaction on SiO2 surface, which are the two crucial stages in plasma processing were investigated. The roles of gas-phase...

Under "the Silk Road Economic Belt and the 21st-Century Maritime Silk Road"(B&R) initiative, this paper analyses Kazakhstan's industry structure, import-export commodities from and to China through categories and HHI index. Studies indicate that Kazakhstan has comparative advantageous industries such...

This study aims to examine whether the disclosure of Green House Gas (GHG) emissions proxied by the GHG Emission index, environmental performance proxied by the PROPER rating, and CSR disclosures proxied by the CSR index affect the financial performance proxied by Tobin's Q. To test these three hypotheses,...

The purpose of this study is to analyze the phenomenon of religious populism that develops in the dynamics of general elections in Indonesia based on Pancasila democracy in the perspective of Citizenship Education. As we know, Citizenship Education has a role as a vehicle capable of optimizing citizen...

Customer Relationship Management (CRM) plays a crucial role toward a company. These days, CRM is considered the strategic approach to the most profitable customers. However, to master such powerful tool to develop strong customer relationships, and in turn, to maximize the potential benefits, the company...

In order to timely and accurate understanding of propellant in the process of storage, security, need for stabilizer determination of propellant, the microwave-assisted extraction (UAE) and solvent-dissolve-water-precipitation extraction (SDWP) were used in this paper for chromatographic analysis of...

This article studies the questions of reducing the consumption of diesel fuel via the gas and diesel operating process in small-sized internal combustions engines as well as lowering the amount of noxious substances in exhaust gases. Internal combustion engines (ICE) are the main consumers of petroleum...

This study is about biogas purification process by reducing the CO2 content in order to increase the heating value of biogas by using Ca(OH)2 and NaOH solution as the absorbent in a bubble column. The purpose of this study is to determine the effect of the sparger hole diameter and the height of Ca(OH)2...

Global warming has become an environmental problem that has received much attention. The Intergovernmental Panel on Climate Change (IPCC) reports that the increase in the earth’s surface temperature increases where global warming is related to the high accumulation of greenhouse gases in the atmosphere....

The Jongor Tegal Coastal Fisheries Port (PPP) plays a vital role in supporting fisheries activities in Central Java Province. With an area of approximately 17 hectares, this port can accommodate hundreds of fishing vessels and provides adequate facilities for fish loading and unloading activities. This...

In order to solve the problems of high oil and gas gathering energy consumption and construction cost and poor efficiency after the application of oilfield surface construction engineering scheme planning, this paper studies an optimization method of oilfield surface construction engineering scheme planning...

Essential oil is an aromatic liquid obtained from various parts of plants. The growing need for essential oil functions has led to the proliferation of blended essential oil products aimed at achieving specific compositions and functions. Different terpenoid components in essential oils can interact...

Accessing data from modern cloud databases remains a significant challenge for users without expertise in Structured Query Language (SQL), creating a bottleneck in data-driven decision-making. This paper introduces Querier, a system that bridges this gap by leveraging a Large Language Model (LLM), specifically...

Polybags, including plastic materials that are difficult to be decomposed by soil microbes, can affect plant growth. The increasing demand of red chili pepper every time causes the chili to be relied upon as a non-oil and gas export commodity. This study aims to examine the use of organic polybag based...

As a developing country, Indonesia which is heading towards developed countries is required to make efforts to accelerate economic growth. One way to do is to invite the investors to invest their capital in Indonesia, both domestic investors and foreign investors as contained in the Law of Republic Indonesia...

Nowadays the issue of developing competencies of students is extremely relevant. The article is devoted to the development of professional competencies in bachelors of a technical university, studying the discipline “Hydraulics and oil and gas hydromechanics” and “Oil and gas business”. The article analyzes...

Emotions involve all the inner feelings experienced by each individual. Such as feelings of disappointment, sadness, anger, and annoyance which are expressions of feelings when someone is not well. This behavior is common and is carried out by everyone in social life. So there is the difficulty for most...

The Covid-19 pandemic is an ongoing problem in the world. Preventing and reducing transmission is key to combating this situation. This study describes civic engagement during the covid-19 pandemic among college students in East Java, Indonesia. The survey was conducted through google form (G-form) from...

The flocculation or agglomeration of ultra-fine particles from flue gas in coal-fired power plant induced by various polymeric flocculants, polyacrylamides (PAM) in particular, was studied using jar tests. Various influencing factors were investigated, including different type, molecular weight and charge...

In view of the flame retardant of gas flame in pipelines, the important topic of coal mine safety field, this paper firstly collected the state parameters of the gas flame through field test, and then used the Fluent software to simulate the state of the gas combustion explosion. By comparing the simulation...

Cancer is the second most frequent cause of death worldwide after ischemic heart disease. Early detection of cancer is a cornerstone of cancer survival. The aim of this review is to summarize the current knowledge, awareness, attitude, and practice of cancer screening programs in Saudi Arabia. A literature...

The purpose of our study is to investigate the application of Modern portfolio Theory in the stock markets and design an investment strategy for risk-averse investors. The principle of the Modern portfolio theory is mean-variance analysis, that is we use mean and variance to measure the expected return...

The increasing urban Population in Samarinda City has led to a rise in waste generation, creating significant challenges in managing waste transportation. Inefficient waste collection routes contribute to higher operational costs, increased travel distances, and elevated greenhouse gas emissions, all...

The Semarang area is one of the metropolitan areas in Indonesia. It has an impact on high population growth, both from natural growth and urbanization, which results in an increase in population density. In 2019, the population in the Semarang area was recorded at 3,062,936 people and will continue to...

Research have been conducted to test the performance and techno-economic analysis of liquid smoke pyrolisator with LPG fuel. Liquid smoke beginning to develop by researchers, to get the higher quality in order to become safe for consumption by the public and not contains carcinogenic substance. Raw material...

In order to research the steady-state flow field characteristics of spherical spiral groove aerodynamic bearings, the bearing's lubrication analysis mathematical model is established. Based on CFD technology, and using the FLUENT software of fluid dynamics to analyze the 3D gas film pressure field of...

This paper examines gas permeation properties (feed pressure, temperature, molecular weight) using -alumina mesoporous ceramic membrane with 15 nm average pore size. Scanning electron microscopy (SEM) of the membrane’s cross-sectional area was analyzed in this experiment. Single gas permeation of hydrogen,...

Covid-19 pandemic occurred in Indonesia and also almost all countries in the world has a big impact in various fields, both in health, education, social and economic. The government issued a policy to stay at home to minimize spread of covid-19 virus. In early June 2020 the government issued a new policy,...

Intelligent Connected Vehicle (ICV), as a revolutionary technology for automobiles, is rapidly developing and changing the way people travel. However, the current smart cars lack the intelligent control of the powertrain, and even if the network connection is completed, the power, economy and emissions...

This article aims to elucidate the creative planning of place identity and local distinctiveness in Setu Babakan cultural area, which is moderately influenced by the socio-culture context of Betawinese culture. Setu Babakan is one of the designated areas for Betawi Cultural Center (BCC), which has been...

An examination of quantum chemical and corrosion inhibition studies for some thiazole derivatives, namely 2-amino-4-(p-tolyl)thiazole (APT), 2-methoxy-1,3-thiazole (MTT) and thiazole-4-carboxaldehyde (TCA) had been tested as corrosion safe inhibitors for mild steel (CRS) in 0.5 M H2SO4 solutions at 25...

The extraction of polysaccharides from okra pods by ultrasound-assisted heating extraction was investigated using response surface methodology (RSM). The optimized conditions were ultrasonic temperature 63.19 , ultrasonic time of 10.04 min, liquid/solid ratio of 47.39: 1 (mL:g).The experimental optimized...

Fighting against global warming is a problem that is being fought in the world, because it can increase the surface temperature of the earth and affects the reduced ability to absorb carbon dioxide in the atmosphere. Currently the disclosure of greenhouse gas emissions has only been done voluntarily...

The impact of global climate change has been a particular concern of the world community and nations, including Indonesia. As an archipelagic country that has a wide range of natural resources and high biodiversity, Indonesia has great potential to be adversely affected by climate change and also has...

The Night Vision Spy bot is mainly built for the purpose of Military and Mines surveillance. Using the idea of the Internet of Things, this project discusses the updated way of the current robot technologies for military surveillance. This robot, which will eventually replace humans in areas of conflict,...

As the issue of climate change attracts more and more attention, how to achieve the goal of “carbon peak and carbon neutrality” in the property management industry has become an urgent task to be solved. However, the property management industry has not yet formed a unified zero carbon management system....

The global shipping industry, which accounts for more than 80% of international trade, is under increasing pressure to implement sustainable practices to reduce environmental impact. Green shipping technology, such as low-emission fuels, digitalized logistics, and energy-efficient systems, is critical...

This study systematically reviews current research on causation theories of oil and gas pipeline accidents and prospects future development trends. It first outlines the characteristics of pipelines as vital transportation infrastructure and China’s rapid pipeline network development, noting that aging...

Every country will strive to achieve optimal economic growth and reduce poverty. In Indonesia, people with disabilities who are left behind in terms of education and work also contribute to increasing the number of poverty. Basically, there are many ways to achieve economic independence for persons with...

Insulation serves as a barrier to heat transfer and is therefore crucial for keeping your home warm in the winter and cool in the summer months. A well-insulated and well-designed home delivers year-round comfort while reducing cooling and heating expenditures by as much as 50%, depending on the climate....