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7794 articles
Series: Advances in Engineering Research
Proceedings Article
Studies on the Chemical Constituents of Sarcandra glabra
Yongming Luo, Fengxiang Lin, Yuqian Du, Hongtao Li, Chenxing Jiang, Hua Liu
From the total water extracted from Sarcandra glabra extraction part chloroform extract, nine compounds were isolated and identified as isofraxidin(1), 8-methoxy- 6,7-methylenedioxy-coumarin(2), 7-methylnaringenin(3), kaemferol(4), kaemferol-3-O- rhamno- pyranosyl 1 6 glucopyranoside(5), eleutheroside...
Proceedings Article
Optimizing Woven Fabric Defect Detection using Image Processing and Fuzzy Logic Method at PT. Buana Intan Gemilang
Ratna Safitri, Tatang Mulyana
The development of textile industry which 3rd position in the largest export values in Indonesia prove that the quality of textile must be one of factors that should be considered for all of textile companies. Buana Intan Gemilang is one of the companies that produce woven fabric. This company’s produce...
Series: Advances in Engineering Research
Proceedings Article
Single-phase Photovoltaic Grid-connected Inverter Current Control Method Based on MRAC
Ruiping Zhang, Hongxia Lu, Jie Yang, Tingrong Zhang
In view of that PI controller parameters changes when system model parameters of single- phase photovoltaic inverter change, a gradient reference based adaptive current loop control method is proposed. Ignoring the high order harmonics in PWM inverter, the mathematical model of the grid connected system...
Proceedings Article
Implementation of Reggio Emilia Approach in the Mastery of Indonesian Language Vocabulary in Early Childhood in an Islamic School in Bandung
Dian Sudaryuni Kurnia, Yeti Mulyati, Andoyo Sastromiharjo, Vismaia S. Damayanti
This study aims to improve the acquisition of Indonesian vocabulary in early childhood in an Islamic school, in Bandung. The focus of his research is on the implementation of the Reggio Emilia Approach (REA) to improve the mastery of Indonesian vocabulary in early childhood 5-6 years. This study used...
Proceedings Article
Helping Behavior and Cognitive Strain
A Job Resource Transformation Perspective
Jing Xiu, Huan Xiao, Huilei Han, Zhenduo Zhang
The purpose of this paper is to clarify the day-to-day relationship between employee helping behavior and cognitive strain. A daily experience sampling method was adopted in order to collect data and to test the conceptual model. The current study collects 350 matched cases nested in 70 full-time workers...
Series: Advances in Engineering Research
Proceedings Article
Experimental Study on Waste Valve Load’s Effect on the Performance of Hydram to Water the Paddy Field in Pakandangan Village
Ichlas Nur, Nota Effiandi, Zulhendri, Vera Veonica
In the Research of DIPA Grant in 2019, the size of the hydraulic ram (hydram) pump used in Pakandangan in Padang Pariaman Regency was designed. In this area, a water source had not been utilized to irrigate the paddy field of 10 hectares since it was located higher than the water source. The designed...
Proceedings Article
Exploring EFL Learning Strategies of International Class Students at Higher Education
Watun, Manurung, Mukrim, Suriaman, Kamaruddi
This research aims to explore the frequent EFL learning strategies used by international class students considered successful learners, the effects of the learning strategies, and how the learners enjoyed learning non-English subjects. It employed a mix-method with a triangulation instrument including...
Proceedings Article
Employment Policy and Its Implications for Protection of Indonesian Migrant Workers (IMW): A Comparative Study between Hong Kong and Malaysia
Tyas Retno Wulan
Based on data from the National Agency for the Placement and Protection of Indonesian Workers (BNP2TKI), in 2013 there were about 6, 5 million Indonesian migrant workers (IMW) working in 142 countries around the world, and there are 6 countries which are the favorite host country destination namely Saudi...
Proceedings Article
The Identification of Local Science Learning Resources of Nusa Tenggara Timur for Developing Physics Instructions in High School
Imelda P Soko, Agus Setiawan, Ari Widodo, Sri Redjeki
This ethnographic study attempts to explore andÿidentifyÿthe elements or cultural phenomena that can be integrated in physics learning and introduce students to the cultural values of daily life thatÿare alignedÿwith physics concepts. Culture based approach of contextual learning activities allows students...
Proceedings Article
Hajj Fund Management in Perspective of the Financial Theory and Fiqh
Dece Kurniadi, Jamal Wiwoho, Hudi Asrori
With the separation of the management of the hajj funds of the Ministry of Religion to the BPKH, it still leaves some differences in view, related to the amount of the initial deposit charged by Jemaah who are members of the waiting list with a vulnerable period of 5 - 25 years. In addition, there is...
Proceedings Article
The Use of Online Resource on Students’s Self Confidence, Learning Motivation, and Speaking
Erna Yunita Nopitasari Ora, Amrullah Amrullah, Lalu Thohir
This study was aimed to find out whether there was a positive correlation among online resource and students’ self-confidence, learning motivation, and speaking. The method of the research applied correlation research. The population of this research consists of one class, the first grade of SMAN 1 Woha...
Proceedings Article
Cross-cultural Competence and Its Formation in Future Officers of the National Guard of Ukraine
Iryna Sevruk, Yulia Sokolovska, Natalia Chuprinova, Yuliia Khoroshylova
The article aims at substantiating the need to develop cross-cultural competence in future officers of the National Guard of Ukraine under conditions of rapid development of multiculturalism in the Ukrainian society and to present a project on building the competence within interdisciplinary environments....
Proceedings Article
Study on the Suspension Extract of Agro-industrial Plant Waste and the Compost Type on the Change of Soil Chemical Properties and the Yields of Shallot (Allium ascalonicum L.)
Dermiyati, T. Hananto, IS. Banuwa, A. Niswati, SB. Yuwono
Shallot cultivation has constraints in regarding less fertile soil and lacking of soil nutrients. This study aimed to determine the effect of suspension extracts of the agro-industrial plant wastes (banana weevil, pineapple rhizome, and oil palm empty fruit bunches) and the type of compost (solid and...
Proceedings Article
Increasing Students’ Reading Comprehension Through Gamification Based on Balinese Local Stories
Putu Kerti Nitiasih, Luh Gd Rahayu Budiartha
Industrial revolution 4.0 has transformed today’s classroom. The demands of implementing innovative teaching media are needed. This research aims at increasing students’ reading comprehension through gamification based on Balinese local stories. We implement Quasi-experimental research with one group...
Proceedings Article
Strengthening of Bank Secrecy Regulations in Indonesia to Protect Customers’ Personal Data Post-covid-19 Pandemic
Erma Defiana Putriyanti, Abdul Rachmad Budiono, Sukarmi, Reka Dewantara
The global Covid-19 pandemic has increased banking activities, including in Indonesia. One of them is related to the use of digital banking services and electronic banking services in various bank customer transactions. The use of information technology in banking services increases the security risk...
Proceedings Article
‘Wait Time’ in EFL Classrooms: Teachers Questioning Strategy
Yetti Zainil, Zul Amri, Ratmanida
A considerable research has been initiated into the nature of classroom interaction practices; however, it seems that not many on wait time that is the duration of silence time between questions of teacher and answers of student. This paper targets revealing how long the educator gave between the inquiry...
Series: Advances in Engineering Research
Proceedings Article
Internet of Things-Based LED Driver Switch Mode Power Supply (SMPS) Monitoring System
Widjonarko Widjonarko, Indra Viktorrisman, Moch. Gozali, Widyono Hadi, Suprihadi Prasetyono, Muh. Asnoer Laagu, Devita Ayu Larasati
The abstract should summarize the contents of the paper in short terms, i.e. 15–250 words. The advancement of lighting technology promotes efficient, durable, and energy-saving LED lamps for street lighting. However, monitoring LED drivers, particularly Switch Mode Power Supply (SMPS) systems, remains...
Proceedings Article
Cattle Manure Compost Properties with the Addition of Dead Broiler Carcass as Nitrogen Sources
Nanung Agus Fitriyanto, Muhammad Kemal Bengawan, Ragil Adi Prasetyo, Zaenal Bachruddin, Yuny Erwanto
During production periods, abundant by-products of the dead bird in broiler industries require an adequate alternative treatment to prevent harmful effects from direct disposal in the open environment. This study evaluates compost’s efficiency and physicochemical properties produced from coped dead broiler...
Proceedings Article
Iodination of Isoeugenol Compounds and Its Potential for Therapy of HER-2 Breast Cancer by Molecular Docking
Dadan Suryasaputra, Athina Mardatillah, Putri Nurfadilah
This research used the synthesis of isoeugenol with iodide to improve anticancer activity on the isoeugenol compounds as the first step in the manufacture of radiopharmaceuticals. One of the anticancer mechanisms of isoeugenol is in silico, potentially inhibiting the target molecules on the growth of...
Proceedings Article
Analysis of the Influence of Quality of Food & Beverage and Quality of Environment at Food Court on Mall Revisit Intention with Dining Satisfaction as a Mediating Variable
Bimo Hendrayana, Dwi Suryanto Hidayat
This study examines the impact of quality of food & beverage and quality of environment on mall revisit intention, with dining satisfaction acting as a mediating variable. Food courts in shopping malls are of growing interest due to their distinct appeal and differing characteristics from conventional...
Proceedings Article
Assessing Healthcare Accessibility in Pantai Labu Subdistrict: A GIS-based Analysis of Geographical and Infrastructural Barriers
Novida Yenny, Riki Rahmad, Mulhady Putra, M. Rizky Pratama Ginting
This study examines the accessibility of healthcare facilities in Pantai Labu Subdistrict, Deli Serdang, North Sumatra, Indonesia, by assessing spatial and infrastructural barriers to healthcare access. Using Geographic Information System (GIS) tools, the study maps healthcare facility locations and...
Proceedings Article
Why Tourists Consumed Local Food in Bali During the Pandemic?
A Motivation-Based Segmentation Study
Regina Jokom, Sienny Thio, Endo Wijaya Kartika
Local food is a tourism resource that can be leveraged for marketing purposes, such as destination branding. Therefore, understanding tourist motivations for consuming local food could assist the government in developing an effective destination marketing plan. Although Bali is Indonesia's most...
Proceedings Article
Analysis of Examination Location with Spatial Approach (Study in UPBJJ-UT Lampung, Surakarta, Makassar and Banjarmasin in Universitas Terbuka)
Sri Sumiyati
This research report contains the presentation of examination location analysis in four UPBJJ-UT (Lampung, Surakarta, Makassar, and Banjarmasin) with spatial analysis approach. To map the examination location by utilizing facility in google earth which have similar principle with GIS (Geography Information...
Proceedings Article
Librarian : Analysis Factors of Career Development
Dimas Agung Trisliatanto, Koko Srimulyo, Helmy Prasetyo Yuwinanto, Mirza Dewi Suntari, Lastika Kusumawardhani
This globalization era of ASEAN Economic Comunity have demanding for change about Library of Airlangga University in every sectors not only management system but also competency until for librarian's career path. According to the law number 24 of 2014 about implementation the law number 43 of 2007 is...
Proceedings Article
PjBL-Focused Project Learning to Cultivate Environmental Awareness in Elementary Schools
Sri Suwartini, Bambang Sumardjoko, Harsono Harsono, Muhammad Musiyam, Endang Fauziati, Budi Murtiyasa
PJBL is project-based learning to increase students’ creativity by linking it to students’ daily lives. The focus of learning lies in creating projects to instill environmental awareness in elementary schools by producing products in the form of posters of me and the environment around me. In this lesson,...
Proceedings Article
Identification of Pedagogic Competency of Pre-Service Teachers: A Case Study in the Primary School Teacher Education Study Program, University of Borneo Tarakan
Sucahyo Mas’an Al wahid, Fadhlan Muchlas Abrori, Kartini
This study aims to identify the pre-service teacher’s pedagogical competencies at the Elementary School Teacher Education study program, University of Borneo Tarakan. This research is an exploratory case study research. The aspects studied in this study consisted of 6 aspects of pedagogic competence....
Proceedings Article
Community Organization Model for Smoking Cessation Behavior in Cimahi Tengah District, Cimahi City
Dzul Akmal, Endang Sutisna Sulaeman, Eny Lestari, Emi Widiyanti
Smoking causes serious health problems that are sometimes fatal. Exposure to cigarette smoke causes adverse health effects including death. Various programs have been carried out by WHO or the government to encourage efforts to stop smoking but have not been successful. One approach that can be done...
Proceedings Article
Issues in Coaching and Mentoring in Basic Training for Civil Servant Candidates: A Qualitative Study
Lisa Nazifah
Coaching dan mentoring are widely used as learning methods not only for private employees but also for civil servant candidates. Before becoming a civil servant in any Government institution in Indonesia, one should participate in compulsory training named Basic Training. Based on Regulation of the Head...
Proceedings Article
Leguminous Tree Bauhinia purpurea L. Leaf as Feed Alternative on Sheep Performance
Andi Murlina Tasse, Aminuddin Parakkasi
Sheep needs nutrient supply to optimize their performance. Ration nutrients especially energy and protein are the major factors affecting the productivity of sheep. One of the plants that has the potential to be used as a protein source for sheep is Bauhinia purpurea L. Previous study showed 15% (BpLM)...
Proceedings Article
The Learning of Arts and Cultures in the Farm Field School for the Illegal Indonesian Migrant Workers' Children: A Case Study of from Community Learning Center (CLC) at Sabah, Malaysia
Slamet Subiyantoro, Tjahjo Prabowo
The objective of the study was to explain the status of school and cultural art learning materials presented to students of CLC (Comunity Learning Center) cultivation school. The location of the research was taken purposively at 3 (location) of learning that is CLC Belinin, Cli Serat Bangsa Kimanis and...
Proceedings Article
Analysis of Form and Theme of Hate Speech Against President Joko Widodo on Social Media: A forensic linguistic study
Andika Dutha Bachari
This research analyzes hate speech against President Joko Widodo on social media. The analysis is aimed at revealing the forms and themes of hate speech addressed to President Joko Widodo by means of a forensic linguistic approach. The present study collected data consisting of various speeches categorized...
Proceedings Article
Political Communication Activities of Partai Keadilan Sejahtera (PKS) in the Openness of Ideology
Erfina Nurussa’adah, Suwandi Sumartias, Soeganda Priyatna
For the sake of power, political parties will compete to open themselves to be able to accommodate all the bases of voters. This condition makes party ideology no longer a major element in internal party decision making, in addition ideology is no longer a benchmark in making policies. It becomes an...
Proceedings Article
An Empirical Study on Flipped Classroom in College English Teaching Based on the Application of SPOC and Mobile Internet Technology
Xiaodan Xi, Maochun Chen
With the rapid development of mobile Internet technology in this Big Data era, the rising and integrating of 5 products or services based on IP technologylay solid foundation for its rapid development. Meanwhile, the emergence of e-learning, distance education, mobile terminal, online learning and e-educationmakes...
Proceedings Article
Analysis of the Needs of Parents in Mentoring Early Childhood During Learning from Home
R. Anggia Listyaningrum, Monica Widyaswari, Nastiti Novita Sari, Dias Putri Yuniar
Since Covid-19, the government has established policies to minimize the spread of the virus, one of which is by maximizing learning from students’ homes. This policy further strengthens the role of parents as the first and foremost education. However, not a few parents have problems mentoring their children...
Series: Advances in Engineering Research
Proceedings Article
The Effect of Adding Lime and Phosphoric Acid for Soft Soil Improvement on Unconfined Compressive Strength Value
A Marques, S Syahril
In construction design, several soil parameters are needed, especially the value of unconfined compressive strength. The value of unconfined compressive strength aims to determine the strength of soil when it receives pressure. The test that is often used is Unconfined Compressive Strength (UCS) which...
Series: Advances in Physics Research
Proceedings Article
Proximate Quality of Laying Hens Feed with the Addition of Sardine Waste
Anik Fadlilah, Edy Susanto, Husnul Muthoharoh, Wahyuni, Ida Susila, Edi Sutanto, Marsha Savira Agatha Putri, Habi Suryo Margono, Muhammad Fakhrur Rozi
This study aims to determine the effect of increasing the value of carbohydrate, protein, fat, and calories content in artificial feed added with fish oil and to find out the best composition of the addition of fish oil in artificial feed that provides optimal protein levels for the growth of laying...
Proceedings Article
Design for Cloud Learning Platform Integrated Office Management to Support the Adjustment of the Industrial World During the Covid-19 Pandemic
I Nyoman Suputra, Andi Basuki, Ari Gunawan
The role of organizations, businesses, and governments in achieving their goals is largely determined by the roles and functions of services and the implementation of activities through an office. The work environment during the COVID-19 pandemic experienced changes to employees in a company or organization....
Proceedings Article
Wings Air Airline Liability for Damage to Passenger’s Baggage Based on the Regulation of the Minister of Transportation Number 77 of 2011 Concerning Air Transport Responsibilities (Case Study: Medan District Court Number 665/Pdt.G/2018/PN.Mdn)
Amad Sudiro, Josua Tarigan
When transporting by airplane, sometimes passengers are faced with unpleasant things related to lost/damaged baggage. The problems faced are how legal protection is for airline passengers in the event of baggage damage and what is the responsibility of the Wings Air airline for damage to passenger baggage...
Proceedings Article
The Effect of Corporate Social Responsibility Disclosure on Firm Value with Profitability as a Moderating Variables
Lisa Kustina, Nurul Wahidatul Rizka
Indonesia’s business economy, which is growing from day to day, has made corporate competition tighter. As a result, it creates social inequality and environmental damage in people’s lives due to uncontrolled company activities aimed at increasing the company’s value and profit. Therefore, currently,...
Proceedings Article
Effect of Ecoenzyme Addition on Vitamin C Levels of Spinach (Amaranthus Sp.) Cultivate Hydroponically
Resti Fevria, Vauzia Vauzia, Siska Alicia Farma, Edwin Edwin
One of the vitamins that the body needs is vitamin C since it plays a crucial role as an antioxidant that can shield the molecules that the body needs. Vegetables that are green, like spinach, contain vitamin C. Both hydroponically and non-hydroponically, spinach can be grown. According to a study, spinach...
Series: Advances in Engineering Research
Proceedings Article
A Novel Compact ACS-fed UWB antenna with Resonators for WiMax/WLAN Applications
Yifan Wang, Long Jin
The design of a very compact asymmetric coplanar strip (ACS) feed printed antenna with resonators for WiMax/WLAN applications is presented. The antenna is simply formed by a U-shaped slot embedded at the center of the asymmetric coplanar strip, rectangular split-ring resonator (SRR) embedded on the radiating...
Series: Advances in Engineering Research
Proceedings Article
Development of the Conversion Value for Permeability, Absorption in Concrete
Jonbi Jonbi, A.R. Indra Tjahjani, F.X. Ferry Munaf
The development of construction technology today, allowing construction of high-rise building that has 20 floors or more simply the floor 5-7 cycles /day, so the time of completion of construction of the building quickly. The implication aspects of cost control, quality, time should be more strict and...
Series: Advances in Engineering Research
Proceedings Article
Isolation and Identification of Osmophilic Yeasts Isolated from Molasses Sugarcane as Bioethanol Starter
Nurhayati Nurhayati, Bambang Sugiharto, Ika Fitriyah, Jayus Jayus
Osmophilic yeasts was second generation to increase of the bioethanol production. The yeasts were isolated from the high sugar ontain material like honey, juice or by-product materials such as molasses. Bioethanol was usually produced from sugarcane molasses at brix degree of 14%. The aim of the research...
Proceedings Article
Preliminary Phase Research Development of Learning Device Based On Problem Based Learning to Improve Mathematical Communication Ability Eighth Grade Students of Junior High School
Yerizon, Remmi Adi Putra
Based on the preliminary analysis carried out in SMP Negeri 5 Kerinci, obtained information that mathematical communication ability students have not achieved optimally. One contributing factor is the unavailability of learning device that can facilitate students to improve mathematical communication...
Proceedings Article
A Whiteboard Animation Multimedia to Improve Teachers’ Ability in Understanding Classroom Action Research
Suyantiningsih, Dian Wahyuningsih, Sungkono
This study aims to test the effectiveness of multimedia whiteboard animation about classroom action research and conduct the process of disseminating the product to teachers in Yogyakarta. The research subjects consisted of teachers from kindergarten to senior high school education, with a sample of...
Proceedings Article
Design of Game Education Basic VAR to Learning Animal Material
Eem Kurniasih, Lusi Rachmiazasi Masduki, Yuli Haryati
In making educational game designs that fit the needs of children, an in-depth study is needed, one of them is the way of thinking of the child, in this research an educational game media will be designed that is suitable for the kindergarten children’s thinking, we can first make changes to ADDIE analysis...
Proceedings Article
The Marriage Age Limit According to Indonesian Law No. 16, 2019 as Effort to Child Protection
Sri Murni
In marriage, women will experience a severe psychological process, namely pregnancy and childbirth that requires sacrifice. Marriage Law Nu. 1 of 1974 established a marriage age limit of 16 years for women and 19 years for men. However, in the period of 6 years from 2011 the divorce rate of minors always...
Series: Advances in Engineering Research
Proceedings Article
Attacks Decline Conopomorpha cramerella Snell at Cocoa Plants Use Biological Agents, Bio-Pesticides, Light and Ultrasonic
Baharudin, Dian Rahmawati, Yudi Irawan, Muhammad Alwi Mustaha, Sarjoni, Rubiyo
Cocoa pod borer (Conopomorpha cramerella L.) is a major pest of cocoa, including in Southeast Sulawesi and is able to reduce yields up to 90%, especially in the dry season. So far, farmers control these pests through the application of chemicals with high doses so that it has a negative impact on the...
Series: Advances in Engineering Research
Proceedings Article
Design of Environmental Pollution Monitoring Tool Based on Internet of Things (IoT)
Febrin Aulia Batubara, Bakti Viyata Sundawa, Meidi Wani Lestari
Monitoring of environmental pollution level on campus is very important to do. According to UI Green Metric 2018 data, there are 719 campuses to participate in the developing of green campus and issues of sustainability. One of assessment is implementation of smart system to solve environmental problems...
Proceedings Article
Construction of a Corporate Social Responsibility Evaluation System for Manufacturing Enterprises Considering Expert Credibility
Fan Yang, Yanshu Song, Jinyi Hu, Chengjin Min, Chenghao Qiu, Yifei Liu, Meng Lv, Tongtong Huang
Based on stakeholder theory and group decision-making theory, this study constructs corporate social responsibility (CSR) evaluation indicators for manufacturing enterprises, comprising 5 first-level indicators and 16 second-level indicators, namely responsibilities to shareholders, customers, employees,...