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2507 articles
Proceedings Article

Storage requirments in urban energy systems for the integration of rooftop photovoltaics

Marlon Schlemminger, Dennis Bredemeier, Alexander Mahner, Raphael Niepelt, Michael H. Breitner, Rolf Brendel
Solar photovoltaics (PV) on building rooftops is a major contributor to the decarbonization of energy systems and provides electricity close to consumption. However, high shares of PV challenge distribution grids and require energy storages due to the fluctuating daily and seasonal production profile....

The Initial-Boundary Value Poblem for the Korteweg-de Vries Equation on the Positive Quarter-Plane

Pham Loi Vu
Pages: 28 - 43
The paper deals with a problem of developing an inverse-scattering transform for solving the initial-boundary value problem (IBVP) for the Korteweg-de Vries equation on the positive quarter-plane: pt - 6ppx + pxxx = 0, x 0, t 0, (a) with the given initial and boundary conditions: p(x, 0) = p(x), p(x)...

Analysis and Design of Internal Control on Barter Process in News Website Company

Yovita Ariani, Lutfi Julian
In the era of technology, the role of mass media in the communication media is very important for disseminating information and promoting companies' products. Companies need to allocate huge marketing costs when they use mass media to market their products. Conversely, mass media require products from...

The Cooperation of Senior High School with the Business and Industry Sector

Anggraeni Cahyaningtyas, Anjar Agus Firawati, Asfi Mangzila, Quma Irah Larasati, Siti Munirotul Yuanita
Senior High School 8 Malang educational institutions in carrying out agreed-upon tasks, functions, and goals certainly cannot be separated from problems that must be resolved by an educational institution. Senior High School 8 Malang cooperates with other relevant institutions, related to the input,...

SLCH: A Novel Customer Satisfaction Scoring

Muhammad Imanullah, Eka Sahputra
People are using customer satisfaction scores as consideration to set new goals and grow their business. In customers’ sight, a satisfaction score can be seen as a reasonable rating that shows how good the business quality is. They prefer businesses with high ratings over others. Customer satisfaction...
Proceedings Article

Evaluation of Public Transport Performance Supporting Monorail Planning

Lasmini Ambarwati, Amelia Indriastuti
Public transport (PT) performance in some big cities in Indonesia is not accordance with passenger satisfaction. This condition is revealed by investigation of public transport performance declining continually. This condition causes the number of PT's passenger decreasing and increasing in use of private...

Symbolic Violence Manifestation Behind Victim Blaming Practices

Andi Nirmalasari, Billy Sarwono
This study intends to uncover the practice of victim blaming carried out by institutions against victims of sexual harassment at the Commuter Line. This qualitative research was conducted using critical discourse analysis on detikNews online media coverage on January 4, 2018, entitled “Pelaku Pelecehan...

Discriminant Analysis of Insurance Companies in Indonesia

Bagoes Harsono, Imo Gandakusuma
This study aims to identify a financial distress condition for insurance companies using existing methods such as the Altman Z-score and Ohlson O-score and also approach a new discriminant model using the data from 2017 to 2021. In order to improve the quality of estimation and forecasting of the financial...
Proceedings Article

Thermodynamic Analysis of Organic Rankine Cycle for Waste Heat Recovery at Sorong Power Plant

Fefria Tanbar, Aswan Haykal Adam Wardana Porosi, Ahmad Ahda Rozaqi, Khasani Khasani, Hifni Mukhtar Ariyadi, Rafael Pungkas Panutun, Ariyana Dwiputra Nugraha, Handrea Bernando Tambunan, Achmad Nurfanani, Wigas Digwijaya, Zaenal Abidin, Basuki Sri Wantoro
Indonesia remains highly dependent on fossil fuels and non-renewable energy sources, which contribute to global warming. On the other hand, the country has yet to fully develop waste heat utilization, especially through organic Rankine cycle (ORC) systems, to help reduce reliance on fossil fuels. Take...

Analysis Performance Of Joint Venture-Owned Enterprises (Badan Usaha Milik Desa/Bumdes) Leles Sub District, Garut

Nina Karlina, Imanudin Kudus
BUMDes in Leles Sub-district Garut District aims to help the economy of its people by focusing on trade services, trade in goods, savings and loans, and management of village markets. The advantages of Joint venture-Owned Enterprises(BUMDes) Leles has been established cooperation with PT. Changsin Reksa...
Proceedings Article

Optimization Of Multi-Server Queue System at PT Bank Syariah Indonesia Kc Meulaboh Imam Bonjol Using The Discrete Event Simulation (DES) Simulation Approach

Adib Adib, Indah Suciati, Arrazy Elba Ridha, Rizki Agam Syahputra, Sofiyanurriyanti Sofiyanurriyanti, Azwanda Azwanda
An unoptimized queuing system can negatively impact customer satisfaction and the operational efficiency of a bank. This study aims to develop and optimize a simulation model of a Multi-Server System queue at PT. Bank Syariah Indonesia KC Meulaboh Imam Bonjol. The method used is Discrete Event Simulation...

Factors affecting company’s cash holding

Arif Herlambang, Werner R. Murhadi, Devia Cendrati
This study aims to analyze the factors affecting several companies’ cash holdings. Some of the factors were net working capital (NWC), cash flow, capital expenditure, leverage, and market-to-book. The samples used in this study were 318 non-financial companies listed in the IDX in 2013-2017. The approach...
Research Article

Preliminary Efficacy of Tocilizumab Treatment in the Patients with COVID-19

Yu Chen, Xijing Zhang
Pages: 24 - 30
Background: Interleukin-6 (IL-6) was considered to be with the severity and mortality in COVID-19 patients, which implies a potential therapeutic target for treatment. We aimed to evaluate the safety and initial efficacy of Tocilizumab treatment for COVID-19 patients. Methods: In the retrospective study,...

Sustainable Jack Bean (Canavalia ensiformis (L.) DC.) Production through Cocoa Pod Biochar and Effective Microorganism Ratios

Zubaidah Yusop, Sharifah Mazenah Wan Yusuf, Abdul Rahman Saili, Siti Sahmsiah Sahmat, Mohamad Zulfikar Kamil, Ahmad Shahir Abd Aziz, Rosalina Yuliana Ayen, Adriene Geoffery, Rickson Isugian, Shreenica Suliman
Agriculture plays a dual role in climate change, acting both as a source and a potential sink for greenhouse gas emissions. Achieving net zero emissions requires innovative farming practices that not only sustain crop productivity but also enhance carbon sequestration. This study investigates the effects...
Proceedings Article

Research of Situ Strain of Measuring Flexible Truss Deformation Based on Fuzzy Network Method

Yong Zhao, Hong Bao, Xuechao Duan, Hongmei Fang
An adaptive fuzzy network method is proposed for measuring flexible truss deformation by using situ strain in this paper. The relation matrix between strain and arbitrary deformation nodes of truss is first derived by using inverse finite element method. Based on the elements of matrix, strain measuring...
Proceedings Article

Optimization on Checkpoint based on Petri Net

Decheng Liu, Haoming Guo
This paper focus on searching the bottleneck in the security checkpoint to meet the trade-off between the security and convenience. we allocate certain time to each step which meet the duration of Poisson distribution. Then, with the airport security model based on Petri net, the whole process is simulated...

First Digit Lucas, Fibonacci and Benford Number in Financial Statement

Teguh Sugiarto, Sandi Noorzaman, Ludiro Madu, Ahmad Subagyo, A.M Amiri
This study aims to explore if there is fraud in the company's financial report distribution using the number first digit Lucas, Fibonacci and Ben ford. In this study, the author uses a number model contained in the first digit of the model Lucas, Fibonacci and Ben ford, to make a distinction between...
Proceedings Article

Effect of Surface Roughness on the Determination of the Creep Properties of Material by Using Three Points Bending Creep Test

Shifeng Wen, Sibo Zhou, Xianglei Liu
The purpose of this paper is to understand the effect of surface roughness of the specimen on obtaining the creep characteristics by using bending creep tests. To this aim, a numerical study has been performed on the creep damage development of the specimen by implementing the different surface roughness...

Whistleblowing Systems as an Initial Effort to Prevention and Detection of Fraud

Endang Tri Pratiwi, Rudi Abdullah, La Ode Dedi Abdullah
Fraud is a factor that has a negative impact on the financial condition of a business entity. In practice, fraud is often found in the form of abuse of interest or a conflict of interest, corruption, bribery, illegal gratuities and others. Fraud often occurs in government agencies and private institutions,...

Effect of Sales Growth and Asset Structure on Capital Structure in Real Estate and Property Companies on the Indonesia Stock Exchange

Haljeki Aulia, Lara Al Ashry, Halkadri Fitra
This study aims to analyze the effect of (1) sales growth and (2) asset structure on capital structure in real estate and property companies listed on the Indonesia Stock Exchange (IDX). This research is classified as causative research, using secondary data with a population of all real estate and property...

The Influence of Motivation Factors towards Knowledge Sharing Intention and Its Impact to Knowledge Sharing Behaviour between Employess at PT. Telkom Divre 3 West Java

Hendi Kurnia
The phenomenon that occurred in PT. Telkom, the knowledge management effort as intellectual capital for competitive advantage, becomes the basis for further research on the influence of motivation factors commitment, enjoy in helping others, reputations and rewards to the intention of knowledge sharing...

An Analysis of Factors Influencing the Income Level of Cattle Ranchers on Kabupaten Serdang Bedagai

Arwansyah, Eko Wahyu Nugrahadi, Muhammad Yusuf, Joko Suharianto
One of sectors present a main contribution improving district net income on Kabupaten Serdang Bedagai is on agricultural with husbandry sub-sector, which sub-sector has a closed chain from upstream to down compared to another sector. The objective of this study is to determine the value influence of...

Bipartite Industrial Relations Settlement Assistance to Reduce Disputes Between Garment Company Workers and Entrepreneurs in Malang Regency

Fullchis Nurtjahjani, Joni Dwi Pribadi, Masreviastuti, Sanita Dhakira, Ane Fany Novitasari
This study discusses the settlement of disputes between workers and employers of Garment Companies in Malang City. The purpose of this study is to analyze the bipartite settlement of industrial relations. This research is a descriptive study using a qualitative approach. Primary data were obtained through...
Proceedings Article

Petri Nets based Reliability Evaluation of Services

Jiajun Xu, Shuzhen Yao
In this paper, a new method is proposed to measure the reliability of service composition. The service composition is related to structure and interaction associated. This paper first studies structure associated service composition description language BPEL; while to the service interaction, it models...
Proceedings Article

A Model for Micro-grid Short-term Load Forecasting Based on SR-LS-SVR

Yu-xian Zhang, Yu-bao Gao
Considering the impact of distributed power on the net load, the short-term load forecasting model established by SR-LS-SVR from the global perspective of the distribution network. The model parameters are quickly optimized by fine-grained parallel PSO. The accuracy, robustness and efficiency of the...

Implementation of Fraud Risk Assessment on Domestic Revenue Cycle of PT X (Case Study of Tiles Company)

Daisy Wijaya Kusuma, Lufti Julian
This study discusses design and implementation process of fraud risk assessment on domestic revenue cycle of PT X, applying COSO framework; Fraud Risk Management Guide 2017. This study uses qualitative approach with case study method. Interview, observation, survey, and documentation are used to collect...

The Risk of Lymphatic Filariasis Transmission in Belitung Regency After Elimination Program

Yahya, Tanwirotun Nimah, Reni Oktarina, Santoso
Belitung Regency has passsed Transmission Assessment Survey (TAS) in 2012, 2014, and 2016 respectively, which means that the Mass Drug Administration (MDA) in Belitung is being considered successful. This research has been conducted in February-November 2017, which aimed to analyze the program of filariasis...

Deregulation of Railway Law Related to Dominant Position: Achieving a Fair Transportation Market in Indonesia

Andistya Pratama, Dwi Ratna Indri Hapsari
This study aims to analyze the impact of deregulation of railway laws on the creation of a healthy transportation market in Indonesia, focusing on the dominant position of PT Kereta Api Indonesia (PT KAI). As the entity that controls most of the railway infrastructure and operations, PT KAI plays a central...

Business Feasibility and Development Strategy of Oyster Mushroom Farming in Pandowoharjo Village, Yogyakarta

Bernadus Tresno Sumbodo, Torikul Mujamil, Dudi Ducati, Siti Rochmah Ika
This study aimed to determine the feasibility study of oyster mushroom farming in Pandowoharjo Village, Yogyakarta. The present study also seeks to identify a suitable business strategy for oyster mushroom business farming. Pandowoharjo is well-known for the location of Jejamuran Restaurant, a unique...
Proceedings Article

Wheat Disease Detection Using Transfer Learning Techniques

J. Avanija, Boddiga Sai Keerthi, Balla Vijay, Chevireddy Hemasree Reddy, Bala Naveen Kumar Yadav, Mohammad Gouse Galety
Wheat stands as a crucial staple crop for a substantial portion of the global population, contributing significantly to food security. However, the productivity and expansion of wheat cultivation face substantial challenges due to the prevalence of diseases, resulting in considerable annual crop losses....

The Approach to Measuring and Assessing the Intensity of Iinnovation Activity at the Macro Level

B.L. Lavrovskiy
The approach to measuring and assessing the intensity of innovation activity is based on the ratio of investment efforts and indicators of labor productivity dynamics caused by them. Two methods based on this approach are proposed. In one of them the innovation activity intensity is measured via decomposition...

Distribution of local expenditure for sustainable development of united territorial communities (economic and mathematical approach)

Lidiіa Horoshkova, Ievgen Khlobystov, Liliya Filipishyna, Damir Bikulov
The paper analyzes current expenditure system of united territorial communities, which includes funding of education, culture, health care, social safety net, housing and community amenities, infrastructure development, which together ensure territories` sustainable development. It has been proved that...

How to value equity in national accounts?

Jana Kramulová, Jakub Vincenc, Helena Houžvičková
The objective of national accounts is to present a model of the real economy in the most accurate way. It means that not only officially recorded data from business accounting are included, but also model computations are used (e.g. in estimating the size of the shadow economy or correcting a phenomenon...

Bank Health Level Analysis Using CAMELS and RGEC Methods on PT Bank Panin Dubai Syariah Ltd.

Barbara Gunawan, Khairunisa Maynora Arvianda
This research aims to rate Panin Dubai Syariah Bank’s health level and to investigate whether there are result differences of bank health level using both methods. This study was conducted on PT Bank Panin Dubai Syariah Ltd. Financial Statements 2016 and 2017. The results of this study are: (1) When...

Integrating Safety and Economic Perspectives for Green Ammonia Development: Case Study of PT GAI with Incentive from Carbon Tax and Incentive for Green Industry Consideration

Baskara Nugraha, Wiratni, Rochim Cahyono
Green ammonia offers a zero direct CO₂ emission pathway compared to conventional production, addressing the need for industrial decarbonization. PT Green Ammonia Indonesia (GAI) is developing a 300 metric ton per day plant in North Kalimantan powered by renewable hydroelectric energy from the Kayan River....
Proceedings Article

Extreme Events on Correlated Networks

Fei Wang, Weiguo Fang, Chang Chen
In this paper, we study the extreme events taking place on complex net-works with different assortative net-work structures. Using random walk models, we build the formalism of ex-treme events on networks. We then present the definition of network as-sortativity, and discussed its relation-ship with...

"The new dawn burns the eastern sky?" (Hor. Epod. 9, 17)

Sofia Egorova
The article deals with a textology question in Ninth Epode by Horace. The verses 17-18 gives as follows: adhuc/ad hunc frementesverteruntb is mille equos / Galli canentesCaesarem. The usual understanding of the noun hunc is to him, i.ÿe. to Marc Antony, mentioned in vv.ÿ11-13. Meanwhile the previous...

Evaluation of Budgeting Process for Infrastructure Investment Project in Manufacturing Companies

(Case Study on PT. XXX)

Hadyan Rifqi Antoro, Mohamad Slamet Wibowo
In 2019, PT. XXX have over budget in their infrastructure project for over 40 billion Indonesian Rupiah. This makes it necessary to evaluate the existing budgeting process in the company in infrastructure development. This research aims to evaluate the project cost budget plan and control over the project...
Proceedings Article

Asynchronous FIFO in FPGA for Video Acquisition in IoT Based Systems

Arpan Konar, Lakshay Balani, Debiprasad Priyabrata Acharya
The acquisition of uncompressed video streams over Ether- net on FPGA platforms constitutes a substantial design challenge, primarily due to real-time bandwidth requirements and the susceptibility of packet-based transmission to jitter and synchronization errors. FIFO buffers have a critical role in...

Forensic Accounting and Compliance Audit to Reduce the Number of Financial Fraud in Local Government

Anggriyani, Muhammad Yusuf, Kornelius Harefa
One of the corruption cases that has been revealed by the BPK is the Century Bank case. Report The results of a follow-up investigation (forensic audit) conducted by the Supreme Audit Agency of the Republic of Indonesia on PT Bank Century Tbk, strengthen the results of the previous examination (stage...

The Implementation of Design Thinking Method and Product Development Method on Student Startup Business Soul Sepatu

Wawan Kurniawan, Teddy Siswanto, Ratna Shofiati, Hartini
This paper discusses the implementation of the Design Thinking method and product development method on student startup business, Soul Sepatu. Services that offered are shoe wash and repair. The Design Thinking method consists of Empathize, Define, Idea and Prototype, and Test. The Startup business coaching...

Perceived University Support: How Does It Build the Entrepreneurial Intention?

A Case from Indonesia

Ririn Alfianti, Kemal Budi Mulyono, Firda Nurhidayati
The growing number of new entrepreneurs is an urgent target that must be met by universities. However, support from universities to create new entrepreneurs is often less than optimal. Therefore, this study explores and tests the extent to which student’s perceived university support can increase the...
Proceedings Article

Investigation on the Permafrost Degradation and Carbon Budget in Mongolian Grassland Ecosystems

Qinxue Wang, Tomohiro Okadera, Tadanobu Nakayama, Tonghua Wu, Ochirbat Batkhishig, Masataka Watanabe
Driven by global warming, permafrost degradation has significant implications for the global climate system, especially in its potential to alter the carbon budget and biodiversity of terrestrial ecosystems. This study seeks to clarify the nexus between permafrost degradation and carbon budget dynamics...
Proceedings Article

Productivity and Cost Analysis of Log Hauling Using Logging Trucks in Natural Forests in East Kalimantan, Indonesia

Diah Rakhmah Sari, Rivaldi Trisna Herlambang, Yosep Ruslim, Heru Herlambang
Log hauling is a critical and cost-intensive stage in timber harvesting operations. In Indonesia’s natural forests, log hauling is mechanized by using logging trucks to enhance efficiency and productivity. This study aimed to calculate the productivity, cost, and efficiency of log hauling in natural...
Proceedings Article

Application of Ballast Water to Maintain the Stability of The Ship when Loading Avtur in The Lecturer Internship Program on The MT Senipah

Arleiny, Paulina M. Latuheru, Renta Novaliana, Romanda Annas Amrullah, A. Fahreza Patonangi
The maritime world is very rapidly developing today and requires human resources who are very skilled in their fields, also the maritime world is not a business without risks, one of which often occurs is ship accidents, both caused by external factors and internal factors such as bad weather, high waves...

Examining the Root Causes of PPE Non-Compliance in PT Giken Precision Indonesia's Molding Department

Samsul Bahri, Mutia Ulfah
The manufacturing industry is crucial to Indonesia's economy but is also associated with high workplace accident rates. PT Giken Precision Indonesia has implemented an Occupational Health and Safety Management System (SMK3), yet compliance and awareness of Personal Protective Equipment (PPE) usage...
Research Article

The Incidence and Prognosis of ICU Delirium: A Retrospective Study from a Single Center

Qing Feng, Yuhang Ai, Meilin Ai, Li Huang, Qianyi Peng, Lina Zhang
Pages: 16 - 23
Purpose: Delirium is a frequent occurrence amongst Intensive Care Unit (ICU) patients, but studies on its causes are sparse and its risk factors vary from disease to disease. Here, in this study, an attempt was made to investigate the factors associated with the prognosis of delirium in the ICU. Methods:...

The Effect of Leaf-Waste Type and Bioconversion Ability Based on Feed Conversion Ratio in Black Soldiers Fly Larvae (Hermetia illucens, L.)

Ciptono, Suhandoyo, Tri Harjana, Rizka Apriani Putri
The Black Soldiers Fly (Hermetia illucens) life cycle is unique. The uniqueness lies in the life of the larvae until the pupae and metamorphosis become relatively clean flies, do not like smelly media and tend to be in a moist to dry medium. Unlike some other types of flies, the BSF life cycle brings...

An Analysis of Customer Satisfaction and Its Effect on Customer Relationship Management

Yogi Sugiarto Maulana, Dian Hadiani, Dara Siti Nurjanah, Asep Endri Mulyana, Agam Nurul Fajar
The purpose of this study is to determine and analyze: Customer Relationship Management (CRM) influence of customer satisfaction toward PT Tiki Jalur Nugraha Ekakurir (JNE) Banjar City Branch Office. The study was conducted with the quantitative approach under the frame of explanatory design. 100 customers...

Audit on Information System Function in Import Transactions Process PT. Bank Rakyat Indonesia (Persero)

Muhammad Hasbi Saleh, Almanita Sari
This research aims to study the effectivity and efficiency of import transactions process that have been running as one of bank services in applying information systems. This research uses descriptive qualitative research, where in data analysis of audit information system using audit approach around...