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4080 articles
Proceedings Article

Biomass Generator Analysis for Renewable Energy Transition with the Co-Firing Program at PLTU Pelabuhan Ratu

Alfaozan Imani Muslim, Andika Kurniawan, Wahyu Dwi Nurhidayat, Aryo Wibowo Muhammad Sidik
In PT PLN (Persero)’s Electricity Supply Business Plan (RUPTL) for the period 2021 - 2030, there is a biomass co- firing program with coal at Steam Power Plants (PLTU). This program reflects PLN’s innovative efforts to increase the use of renewable energy sources without requiring large investment expenditures....

Three-Year-Old Child Sentence Acquisition: Case Study on Rumaysha

Melia Sri Rahayu, Ermanto
This study aims to describe the sentence acquisition of three-year-old children: a case study on Rumaysha seen from sentences based on completeness of elements, namely complete sentences and incomplete sentences (ellipses, additions, sequences, and minors). This type of research is a qualitative research...

Students’ Ability in Solving TIMSS Problems through Realistic Mathematics Education

Asmaul Husna, Mailizar Mailizar, Elizar Elizar, Erni Maidiyah, Suryawati, Michelle Rivera Lacia
The abstract should summarize the contents of the paper in short terms, i.e. 150-250 words The Trends in International Mathematics and Science Study (TIMSS) is an international-based assessment used to assess students’ mathematical skills. Previous TIMSS results showed the Indonesian students’ mathematics...

The Procedure for Submitting a Health Insurance Claim for Health Fund Solution Products at PT. XYZ

Asrori, Windri Nabila Safitri
Claims in insurance are a process where participants get their rights through a policy agreement. The submission of health claim insurance is carried out with a deal that has been agreed upon from the beginning. This study discusses filing a health insurance claim for Health Fund Solution products at...

The Impact of Global Oil Price Movements and Foreign Exchange Rates on Return on Assets of PT Medco Energi Internasional Tbk

Elfina Okto Posmaida Damanik, Yusniar Lubis, Robert Tua Siregar, Sri Martina, Resna Napitu
This study investigates the influence of global oil price fluctuations and exchange rate movements on the profitability of PT Medco Energi Internasional Tbk, measured by return on assets (ROA). The research adopts a quantitative descriptive approach, utilizing time series data from 2004 to 2024 and applying...
Proceedings Article

Analysis of Geothermal Gas Testing Service Time Using Value Stream Mapping at Quality Testing Laboratory

Muhammad Iqbal Alkindi, Didit Damur Rochman
Quality Testing Laboratory is a central geothermal laboratory at PT XYZ. In 2020 the company implement centralization policy which led to significant increase of gas analysis demand, resulting in 45% of gas analysis were not complied with laboratory service level agreement (30 days). This study focuses...

Analysis of Public-Private Partnership in Providing Public Transportation in Indonesia

Hardi Warsono, Muhammad Arief Zuliyan, Mohammad Nurul Huda, Hermini Susiatiningsih
The increase in population growth rate has a significant impact on increasing society demand. Various social problems emerged, especially the movement of people from one city to another. As a result, inter-city accessibility has become a social problem that has a significant impact on people’s movements...

Qanun Sharia Financial Institutions and Social Change Engineering Effort in Aceh Community

Luthfiyah Trini Hastuti, Pujiyono, Burhanudin Harahap
The birth of Qanun Number 11 of 2018 concerning Islamic Financial Institutions is a form of engineering social change for the Acehnese people. How the engineering process and what factors support and hinder the engineering of social change in Acehnese society is the main focus of this research. The process...

Senior High School Student’s Written Communication Skills Taught by Using ELPSA Learning Design on The Subject of Chemical Basic Laws

Ratna Kusumawardhani, Dewi Lismana, Muflihah, Sukemi
The aims of this study were to analyze the senior high school student’s written communication skills on the subject of chemical basic laws taught by using ELPSA (Experiences, Language, Picture, Symbols, and Application) learning design. The type of this research is descriptive quantitative. Subject of...
Proceedings Article

Chitosan Performance of Shrimp Shells in The Biosorption Ion Metal of Cadmium, Lead and Nickel Based on Variations Ph Interaction

Ismail Marzuki, Ratna Surya Alwi, Erniati, Mudyawati, Sinardi, Andi Sry Iryani
The widespread use of chitosan waste shrimp extract to reduce the toxicity of certain heavy metals can reduce the escalation of the potential threat of environmental pollution. First) shrimp shell processing is intensively done so it is not wasted freely into the environment, second) toxicity of heavy...

The Development of Researchers’ Ethics Using Practical Classroom Training for Marketing Students, Faculty of Management Science, Thepsatri Rajabhat University, Thailand.

Panitsupa Thampramuan
Every students studying marketing research for marketing decision should develop a research ethics by practicing to achieve the goal. The student will be a good market researcher with ethics and morals suitable for being a qualified researcher in the future.This research was aimed to develop researchers’...
Proceedings Article

Effects of Na2B4O7·5H2O on Foam Glass-ceramics Prepared from High Titanium Blast Furnace Slag

Qingzhu Sun, Haibo Wang
Foam Glass-ceramics were prepared by one step method, the blast furnace slag and waste glass were used as main raw materials,Na2B4O7·5H2O was added as flux .the Effects of Na2B4O7·5H2O on the pore size distribution, the bulk density and compressive strength of foam glass-ceramics were studied. Experimental...

Characteristics and Risk Management of School Sports Injury Accidents in Yunnan Province

Shunbi Mu, Aihua Zhang
The improvement of school sports laws and regulations is of great significance to the fair education of school sports and the realization of students’ sports rights. The methods of literature research, logical analysis and mathematical statistics were employed in this paper to analyse 22 legal judgments...

Green Supply Chain Management Performance Framework (Case Study in Defense Company in Indonesia)

Irayanti Adriant, Afferdhy Ariffien, Regita Ayu Pratiwi
Green supply chain management practices are now increasingly being applied in companies in Indonesia. Corporate responsibility for environmental issues is part of achieving the company’s sustainability. PT. X is a defense company, which one of its products is special vehicle. In each production process,...
Proceedings Article

Preparation and Properties of Waterborne PUA/SiO2/TiO2 Composite Materials

X.Y. Zhang, F.X. Qiu
A series of waterborne poly(urethaneacrylate)/ silica/titania (WPUA/SiO2/TiO2) composite materials were prepared by the sol-gel technique. The physical, mechanical and thermal properties of WPUA/SiO2/TiO2 dispersions and films were measured. The prepared composite materials were characterized by the...
Proceedings Article

Hemoglobin E Allele Screening in Adolescent Girls at Kepanjen and Gondanglegi Districts, Malang Regency, East Java-Indonesia

Nadira R Batubara, Chris Adhiyanto, Umi Fahmida, Hans-Joachim Freisleben
Woman in reproductive age have higher risk of iron deficiency anemia. However, there are other factors than iron deficiency that can cause anemia, such as genetic blood disorders or hemoglobinopathies. Hemoglobin E (HbE) is one of common blood disorders in Indonesia. HbE carriers have higher risk to...
Proceedings Article

Design and Realization of Electronics Password Security Locks

Caijie Luo, Mindan Bai
We give a detailed description of the design of a double 8-digit digitalization encrypted loek in the second part ofthe thesis The curl consists ofthree parts:keyboard interface module, control module and aisplay module The keyboard interface module includes the liming circuit,signal scan and read circuit,tremble...
Proceedings Article

Dispatching Rules with Cycle Time Prediction for Semiconductor Manufactury

Yin-Dong Wei, Qi-Di Wu, Li Li
Semiconductor manufacturing system is considered as one of the most complex manufacturing systems, due to its characteristics like multiple-entry and large-scale. As for scheduling a job, its remaining cycle time is an important factor to the decision, but current researches seldom study the influence...

Law Enforcement Optimalisation on Pop Up Advertisement in Internet

R. Arum Prastyanti, Wijiyanto
There are many forms of advertising on the internet. An agreement between the advertisers and advertisers typically includes the types of ads and host sites that will show their ads Just like Pop-up ads are displayed in a variety of shapes and sizes, typically on a scale that scaled down the browser...

Characteristics of Young Indonesian Citizenship in the Digital Era

Runik Machfiroh, Sapriya Sapriya, Kokom Komalasari
The digital era has brought cultural changes, especially for young Indonesian citizens. The purpose of this study is to describe and analyze the characteristics of young Indonesian citizens in the digital era. The method used in this research is a descriptive quantitative approach. The data collection...

Customer’s Emotional Bond Effects of Customer Loyalty on Cross Industry

Agus, Rahayu, A.K.H Jaelani, M. Arief
Nowadays, the rapid development of business world makes the competitions more increasing and challenging for each competitive company in running the business activities. Emotional bonds strategy which is done by PT. Bank Negara Indonesia, Tbk is development strategy by combining two or more goods or...
Proceedings Article

Effect of Planting Media and Different Concentration of Wheat Grass Juice (Triticum aestivum L.) on Anemic Male Mice (Mus musculus L.) Leukocytes

Elsa Yuniarti, Afifatul Achyar, Syovia Amimi
Iron deficiency can cause anemia. Changes in iron status in anemia can affect the immune system, making infection easy. When the number of infections increases, efforts made to overcome anemia are one of them by consuming wheat grass containing iron. This study was an experiment with factorial complete...
Conference Abstract

P1.12 IN IDIOPATHIC PULMONARY ARTERIAL HYPERTENSION ARTERIAL NARROWING IS LIMITED AND HETEROGENEOUS

Nina Rol*, Esther Timmer, Theo Faes, Harm Jan Bogaard, Anton Vonk Noordegraaf, Katrien Grünberg, Nico Westerhof
Pages: 5 - 5
Rationale: In severe idiopathic pulmonary arterial hypertension, iPAH, pulmonary vascular resistance is increased due to remodeling of the small (resistance) arteries. Most information on arterial remodeling is limited to assessments of averaged increases in wall thickness. Quantitative information on...

Factors Affecting Non-performing Loans at PT BPR Pijer Podi Kekelengen

Tenny Sitepu, Isfenti Sadalia, Iskandar Muda
PT Bank Perkreditan Rakyat Pijer Podi Kekelengen serves the community through the banking intermediation function. This bank receives funds from the public in form of deposits and re-disburses them in the form of credit. Credit given to the public has a risk in returning installments to the bank. Banks...
Proceedings Article

Applying Data Mining to Develop a Short Version of The Public Health Informatics Competencies for Primary Health Care (PHIC4PHC) Questionnaire

Enny Rachmani, Evina Widianawati, M. G. Catur Yuantari, Respati Wulandari, S. Hanif Pandu
The successful integration of digital technology in the healthcare sector frequently encounters obstacles due to various factors, mainly when patients are involved, and the other is the competency of health workers. The previous research developed a questionnaire to measure public health informatics...

The Implementation of Project-Based Learning on Student’s Problem-Solving Ability in Acid-Base Materials

Riska Melani, Hari Sutrisni
The development of the world of education encourages teachers to always develop their learning process, but in the learning process students’ problem solving abilities are not optimal. This study aims to determine differences in problem-solving abilities between students who apply project-based learning...
Proceedings Article

Comparison of Fuzzy Time Series and Fuzzy Time Series-Particle Swarm Optimization Methods in Predicting Bank BCA Share Price

Prizka Rismawati Arum, Kintoko, Nur Huriyatullah Rona Nabila, Eko Andy Purnomo
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...
Proceedings Article

Experimental Assessment of Zinc and Vitamin E Combination on Hemoglobin, Glycemic Control, and Neutrophil–Lymphocyte Ratio in Staphylococcus aureus Induced Septic Rats

Olivia Des Vinca Albahana Napitupulu, Gusbakti Rusip, Maya Sari Mutia
Sepsis caused by Staphylococcus aureus disrupts hematologic, metabolic, and immune functions. Zinc and vitamin E, with antioxidant and immunomodulatory properties, may mitigate these effects. Thirty male Wistar rats aged 12 to 16 weeks and weighing 150 to 200 grams were randomized into six groups of...

Off Season Planting System as Supply Function in Chili Pepper Availability (An Analysis of Rational Expectation Model in Red Curly Chili Pepper Farming (Capsicum Annum L) in Cikajang, Garut Regency)

Dety Sukmawati, Euis Dasipah
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...
Conference Abstract

P1.5 AGE AND HYPERTENSION STRONGLY REDUCE AORTIC VISCO-ELASTIC PROPERTIES IN RATS AT BASAL AND MATCHED BLOOD PRESSURE LEVELS

George Lindesay*, Christophe Ragonnet, Stefano Chimenti, Nicole Villeneuve, Christine Vayssettes-Courchay
Pages: 4 - 4
Age and hypertension are major causes of large artery stiffening, a cardiovascular risk factor for heart and kidney damage. Long term hypertension induces vascular remodeling, accelerating vascular aging. The aged Spontaneously Hypertensive Rat (SHR) model is recognized for human cardiovascular pathology...

Evaluating Social and Environmental Return on Investment in CSR Initiatives of PT INALUM

Muhammad Fikry Aransyah, Rizka Khoirulika, Alex Ridwan, Rosyid Nurrohman
This study assesses the Social Return on Investment (SROI) of Corporate Social Responsibility (CSR) initiatives implemented by PT Indonesia Asahan Aluminium (Persero) in the aluminium smelting industry. Focusing on environmental sustainability and community development, the initiatives are evaluated...

Land Use Change Analysis of Tebing Tinggi City 2015–2024 Using Google Earth Engine (GEE)

Restu Restu, Meilinda Suriani Harefa, Nurmala Berutu, Muhammad Ridha Syafii Damanik, Muhammad Farouq Ghazali Matondang, Romauli Situmorang
This study investigates land use change in Tebing Tinggi City, North Sumatra, from 2015 to 2024 using Google Earth Engine (GEE) and Landsat 8 imagery. The novelty of this research lies in integrating long-term land cover dynamics with urban growth analysis in a medium-sized Indonesian city, which has...
Proceedings Article

Temperature PID Control on a Customized Trainer using Siemens S7-1200 PLC

Jianwei Ren
This paper presents a stepwise guide for implementing temperature proportional-integral-derivative (PID) control on a customized model using a Siemens S7-1214C DC/DC/DC programmable logic controllers (PLC) workstation. The customized trainer includes an aluminium block, heating element, RTD PT-100 sensor,...

Optimization of Resource Management for Improving the Quality of Education at Pendreh Village State Elementary School: Challenges and Solutions

Shafa’ Muthi’ah, Dody Alfayed, Siti Mulkaf Lailawati, Ahmad Suriansyah, Aslamiah Aslamiah
Resource management in the education system is a crucial element for supporting learning success, particularly in rural elementary schools like SDN Desa Pendreh. This qualitative study aims to explore resource management practices, including human resources, facilities, and budget, as well as the challenges...
Proceedings Article

A Simplified Numerical Model for Seismic Analysis of Reinforced Concrete Beam-Column Joints

Muhammad Azeem, Muhammad Fahim
Reinforced Concrete Beam Column joints are most vulnerable regions of any reinforced concrete (RC) structures. The performance of reinforced concrete joints determines the performance of whole building during seismic loading. Many researchers have focused on the experimental study of RC joints to determine...

An Ishikawa Diagram Analysis of Entrepreneurial Leadership for Profit Maximization in Indonesian Fruit Distribution Enterprises

Aldri Satria Gusmon, Keni Kaniawati
Purpose: The purpose of this study was to analyze the impact of entrepreneurial leadership implementation for profit maximization in indonesian fruit distribution enterprises. Good decision making based on the results an ishikawa diagram analy- sis. Design/methodology/approach: To understand...

The Effect of Economic Recession Threat and Increase in Fuel Oil on Lembar – Padangbai Crossing Transportation Tariff

Fisca Dian Utami, Muhammad Khairani, Muhammad Taufiqqurahman, Khoirunnisa
The sheet - Padang Bai route is a sea crossing route in the Lombok region, West Nusa Tenggara Province. This track has a distance of 38 miles and is one of the links between the Bali Strait and Lombok. Ferry transportation that helps mobilize visitors and tourists generally on this route is sea transportation....
Proceedings Article

A Method for the Calculation of Discharge through Check Gate Based on Biharmonic Spline Interpolation and Dimensional Analysis

Xiaonan Chen, Yu Qiao, Mengqian Wang, Xinyong Xu, Miao Wu, Minglong Lu
The calculation for the discharge through check gate is a crucial reference for scheduling operations, and it also constitutes a significant internal boundary condition in hydraulic models. In the actual operation of open channel water transfer projects, although a large amount of real-time water situation...

How Career Interventions and Digital Career Counselling Affect Students’ Career Maturity

(A Systematic Review)

Arismen, Dadang Lukman Hakim
Career maturity is a reflection of an individual’s career development process to increase capacity in making future career decisions. This study analyses how career intervention and digital career guidance can affect the development of career maturity of high school students. This study uses a systematic...

Two-Stage Double Bootstrap Data Envelopment Analysis for Evaluating Efficiencies of Indonesia’s Hotel Sector

Rio Benecto Bire, Asbi Nasar, Yohana Mau
Surprisingly, empirical research that endeavor on efficiency of hotels and its determinants are less studied, given the rapid growth and sudden turmoil surrounding the tourism industry of late. Such study is critical in terms of providing insights into mapping future plans for development. Accordingly,...
Proceedings Article

Numerical Simulation of Effect Modification of Single Slotted Flap on Wing Cessna C208B Grand Caravan for Aerodynamic Performance

Septian Yusuf, Setyo Hariyadi, Nyaris Pambudiyatno
A wing through which fluid flows will form a three-dimensional separation caused by two interacting boundary layers. This separation will result in secondary flow which can be detrimental to airfoil performance. Until now, aircraft often use a slotted type flap that can prevent separation so that it...
Proceedings Article

Biopesticidal Effect of Widuri (Calotropis gigantea L.) and Krinyuh (Chromolaena odorata L.) Leaves to Control Corn Fall Armyworm (Spodoptera frugiperda)

Flora Pasaru, Nur Khasanah, Burhanuddin Haji Nasir, Kasriyanto, Sri Anjar Lasmini
Spodoptera frugiperda is the main pest that attacks corn plants. This pest attack can cause damage to the leaves so it has the potential to reduce maize production. This study aimed to obtain the response of vegetable insecticides to the leaf extract of widuri and krinyuh leaf and its combination in...

Accounting Information System Analysis (Ais) Credit Sales at Pt Astra International, Tbk Daihatsu Pajajaran Bogor

Ramadhanti Darma Tiara, Meliana Febrianis, Tamara Dewi Saputri, Heliani Heliani
Indonesia's business landscape is evolving swiftly with the industrial revolution, emphasizing the need for effective sales strategies. Businesses aim for profit through cash and credit sales. Cash sales involve immediate full payment for goods or services, while credit sales allow for installment...

Analysis of Differences in Financial Performance of PT Krakatau Steel Tbk Before and After Restructuring

Napa Lestari, Alda Wiliyana Tania, Andini Ulhaq, Nur Alim Bahri
This study aims to determine differences in the financial performance of PT Krakatau Steel Tbk before and after restructuring. This type of research used is comparative quantitative. The population of this study are companies from the metal industry sub-sector and the like which are listed on the Indonesia...

Comparison of Inventory Control Using the Periodic Method in PT. Rajawali Nusindo Branch of Sorong City, West Papua

Wisang Candra Bintari, Nur Aeni Waly, Muzayanah Patiiha
This study aims to determine the comparison of inventory using the periodic method to determine the cost of goods sold in each recording method. The data analysis method in this study is a quantitative approach with a comparative descriptive analysis. The data analyzed in this study is inventory data...
Proceedings Article

The Urgency of Higher Order Thinking Skills (HOTS) Base on Development of Biology Assessment Instruments for Class XI Students of SMA/MA

Sa’diatul Fuadiyah, Ganda Hijrah Selaras, Defrian Melta, Dini Rahmi
A curriculum, or educational program, produces high quality education. The 2013 curriculum, which places a strong emphasis on students’ reasoning skills and uses assessment as a yardstick for curricular achievement, is the one that is now being used in Indonesia. In essence, an evaluation makes use of...

Understanding Student Learning Experiences in Application-Based Cooperative Learning: A Basic Qualitative Study of English for Accounting

Putu Dyah Hudiananingsih, Ni Putu Ritra Trees Ari Kartika Hadi Saraswati, I Nyoman Mandia, I Nyoman Sukra, I Putu Yoga Laksana
While technology integration in ESP education continues to expand, students’ actual experiences with these innovations remain poorly understood. This basic qualitative study explored how accounting students experienced and made sense of an 8-session English for Accounting course combining mobile application...

Strengthening Human Security through Village Empowerment: Evidence from The Padakuan CSR Program of PT. Antam UBPN Kolaka

Murni Ratna Sari Alauddin, Mahendra Wijaya, Agung Wibowo, Sri Yuliani
Corporate Social Responsibility (CSR) has become a key tool for addressing the challenges of sustainable development, especially in resource-dependent coastal areas. This study examines the Padakuan CSR Program of PT Antam UBPN Kolaka, a case of village empowerment that contributes to strengthening human...

Authenticity and The Journey from Local Identity to Global Trust in Indonesian Products

Niluh Ayu Anggaswari, Tine Agustin Wulandari
This research will explore the notion of authenticity as a spell, which is one of the communication styles that can help shape Indonesian products from domestic brand to global trust. So, where it used to be important to only the best in the area at one point, today it is true for an invincible customer...

Global Energy Transition and Its Impacts on Arab Oil-Exporting Economies

Belkacem Laabas
The discovery of hydrocarbons in the Gulf Cooperation Council (GCC countries are Bahrain, Kuwait, Oman, Qatar, Saudi Arabia, and the United Arab Emirates (UAE)) (GCC) countries, Iraq, Libya, and Algeria, hitherto Arab Oil and Exporters (AOEs), largely contributed to their economic development and improved...