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2811 articles

Assessment and Risk Mitigation of Arabica Ijen Coffee Supply Chains

Saptya Prawitasari
Risk management plays an important role in managing supply chains. Agricultural commodities different from manufactured products because agricultural products have unique properties, perishable, their shapes and sizes are very varied, seasonal, the business scale is generally small and Kamba, so agricultural...

A Review on Music Therapy’s Role in Alleviating Stress, Anxiety, and Depression

Rongqian Liu
Mental health issues have become increasingly prevalent in today’s fast-paced and stressful society, affecting individuals across all age groups. In response, music therapy has gained widespread recognition as an effective and accessible intervention to support emotional well-being and alleviate psychological...

Distance Learning Assessment Strategy in the Pandemic Period

Cucu Ardiansyah, Farrah Zhahiriyah, M. Zuhdi, Taufik Rusmayana, Mohammad Givi Efgivia
During the Covid-19 pandemic, all educational level learning activities, including junior high schools, switch to distance learning. This causes the need for adaptation in the learning process including the student assessment process which must be carried out by the teacher online. The assessment process...

Influencing factors of the learners’ motivation in MOOCs: Systematic Review

Luthpi Saepuloh, Basuki Wibawa, Eveline Siregar
Massive Open Online Courses (MOOCs) are open online courses that anyone can take without certain prerequisites. An identity that represents a large, open, online MOOC. MOOCs have brought about significant changes in the global education system by providing access to high-quality educational resources...
Proceedings Article

The industrial research on the co-disposal of municipal sludge using new dry process cement kiln

Hongyu Zhang, Li Han, Jun Gu, Haibing Liu, Wentao Cai
Co-disposal of sewage sludge in cement kiln is an economic and feasible method of resource utilization. The industrial test of co-disposal sludge was carried out in Beijing Taihangqianjing cement limited company. The semi drying sludge as a raw material was transported to the decomposition furnace for...

Business Analysis on Sweet Condensed Tempeh as a Functional Food

Firman Tri Ajie, Adityo Wicaksono, Tommy Hendrix, Muhammad Angwar
In recent years, a growing interest in foods of plant origin, especially plant protein foods, has become evident. The oriental soybean foods have appeared all over the world. Tempeh, one of soybean protein food, is one of popular Indonesian soybean food made from yellow soybean by fermentation with a...
Proceedings Article

Research on the Performance of Specialized Water Reducing Admixture for Self-Compacting Concrete of Slab Ballastless Track

Zhoupeng Chen
The experiment used a new type of special water reducer for self-compacting concrete in slab ballastless track as the main raw material. By testing the workability indicators of self-compacting concrete, the influence of water reducing admixture on the performance of self-compacting concrete was studied...

Preparation and Properties of Blend Films Based on Poly(vinyl alcohol) and Cellulose Nanocrystals

Pengtao Liu, Weisheng Meng, Shuai Wang, Yonghui Sun
Hardwood dissolving pulp was used as the raw material for the preparation of cellulose nanocrytals (CNC) by sulfuric acid hydrolysis. CNC was added into the solutions of Polyvinyl alcohol (PVA) to prepared PVA/CNC blend films. The miscibility of PVA/CNC films were studied by X-ray diffraction (XRD) and...
Proceedings Article

Application of Hydroxamic Modified Calix[6]arene for Selective Extraction of Uranium (VI)

Yan Lin, Jing-Song Wang, Jie Zhou, Feng-Rong Fang
Calix[6]arene hydroxamic derivatives were synthesized by two steps using calix[6]arene, ethyl bromoacetate and hydroxylamine hydrochloride as the main raw materials, and were characterized by infrared spectroscopy. The extraction of U(VI) by calix[6]arene and its hydroxamic derivatives on various experimental...
Proceedings Article

The study of dynamic change of enzymatic activities in Chrysanthemum field with different coating material

Wei-Sheng Shi, Yang Li, Hai-Ming Liu, Zheng Peng, Fu-Jie Zhang
the effect of dynamic change activities of enzymatic in Chrysanthemum field with different coating material was studied With three kinds of coated compound fertilizer as raw materials. Results show that the soil enzymatic activities of catalase sucrase and urease increased first and then decreased at...
Proceedings Article

Measurement of Hg in the Coal of Liupanshui Mining Area

Yonghua Ji, Bingke Qin, Zhiling Bai, Junpu Wang
The phase composition of raw coal in Liupanshui Miluo area was analyzed by XRD, and the Hg content of raw coal was measured by atomic fluorescence spectrometer, and discussed the occurrence of Hg in the coal. The results showed that the Hg content in the coal increased with the sulfur, density, size...
Proceedings Article

Data Cleaning and Visualization Analysis Based on Pan-das and Matplotlib a Case Study of the Titanic Dataset

Kaiwen Zuo
In the big data time, data cleaning and visualization become essential for valuable information from raw materials. The very heady challenge of such work is to know what works for whom and how it does. It needs systematic exercises for data preprocessing and exploratory visualization. The classic Titanic...
Proceedings Article

Modeling Degraded Land Area in Province of Bangka Belitung Islands Based on Remote Sensing and Ecosystem Service to Support Sustainable Tourism

Fahrudin, Therissia Hati, Elin Herlina, Ketut Wikantika, Zuzy Anna, Anjar Dimara Sakti
The Province of the Bangka Belitung Islands (Babel) has a unique natural beauty that supports sustainable tourism. Sustainable tourism is highly dependent on terrestrial ecosystems. Due to mining activities, the terrestrial ecosystem in Bangka Belitung can experience land degradation which is characterized...
Proceedings Article

The Effect of Academic Services, Non-Academic Services, Information Services on Student Satisfaction in Terms of Gender

Joko, Arif Widodo, Supari Muslim, Agus Budi Santoso
In order to provide high-quality service, companies must meet or surpass their customers’ expectations while also ensuring that their products are delivered on time and accurately. Higher education sustainability depends on students’ evaluations of service quality, and student happiness is becoming increasingly...

Business Process Improvement Using Business Process Modelling Notation (BPMN) at Fika Crispy Mushroom

Y D P Negara, A F Doni
Nobody has sold or produced crispy mushrooms in the Tanjung Bumi region. For this reason, the producer wants to produce crispy mushrooms because the making or processing is quite easy and here the production does not only sell crispy mushrooms (finished goods), the production also sells oyster mushrooms...

Analysis of the Effect of Knowledge and Behavioral Attitude on Green University Awareness

Yulinda Tarigan, Alrido Martha Devano, Dewi Retno Larasati
The objective of this study is to examine the impact of students’ knowledge and behavioral attitudes towards Green University Awareness in Batam City. The study encompassed a population of five universities located in Batam, from which a sample of 370 individuals was selected utilizing the Slovin algorithm....

Research on the Causes of Nintendo Switch Shortage during the Covid-19 Pandemic

Chen Zheng
Based on the Covid-19 disease pandemic, it is worth to be discussed how to stabilize economic development. This paper studies the reasons for the global shortage of Nintendo’s product switch during the epidemic. For the videogame industry, take Nintendo Switch as a research model, the required stay-at-home...

PROCESSING OF DRIED ANCHOVY (STOLEPHORUS SP) IN SMALL AND MIDDLE BUSINESS INTERPRISE (USAHA KECIL MENENGAH CALLED UKM TERI SEBATIK, SEBATIK ISLAND, NUNUKAN REGENCY, NORTH KALIMANTAN

Siti Hajar, Basran
Sebatik Island is known as a producer of anchovies (Stolephorus sp.) Border with a total production of 4-5 Tons every month. This matter leads Sebatik Island to be a center of producing anchovies in Nunukan Regency, spesificly the borderline of Indonesia and Malaysia. Processing efforts carried out by...

Problem Solving Skill

What is the Difference between Practitioners and Experts?

Ismet, Nyimas Aisyah, Effendi Nawawi, Muhamad Yusuf, Meilinda
Problem-solving is an important skill for students so that it should be an important element of learning design at every level of education. This study has a goal to analyze the perceptions of practitioners (novice) and experts about problem-solving skills. A total of 10 experts and 53 practitioners...
Proceedings Article

Analysis of Influencing Factors on the Development of CW Disposal Industry Based on DEMATEL Method

Qijun Chen, Yizhong Chen
The Construction Waste (CW) treatment resources have increasingly aroused concern because the CW disposal industry involves many subjects, including the unstable supply of raw materials and sluggish sales of recycled products and other characteristics, and industrial development hasn't yet reached the...
Proceedings Article

Lag correlation analysis based on Boolean presentation over multiple data streams

Dejun Yue, Tiancheng Zhang, Ge Yu, Yu Gu
Correlation analysis is a basic problem in the field of data stream mining. Traditional method is not suitable for real time processing with huge amount of stream data. We propose a new method based on Boolean representation for lag correlation analysis among multiple data streams. The raw stream sequence...

Review of Life Cycle Cost Analysis for Reusable Packaging for the Retail Industrial

Shuhan Huang, Rui Wang, Sijia Yang, Juanjuan Yao, Si Gao
This review comprehensively evaluates research on the lifecycle cost analysis (LCCA) of reusable packaging systems in the retail sectors of fruits and vegetables, automotive parts, etc. It categorizes researchers by product types and thoroughly analyzed the various models used by these studies to conduct...
Proceedings Article

Integrated Project Delivery Method to Sustainable Construction

Zixiang Chen, Ping Liu, Yunhui Yang
Globally, construction utilizes 24% of raw material extractions; the construction industry uses more materials by weight than any other industry. Currently, the construction industry is undergoing a substantial transition period, as the impacts of buildings are detrimental to the environment. In order...
Proceedings Article

A Generally Applicable Laser Doppler Velocimetry

Lili Zhao, Meishan Jin, Jing Li
Photonic Doppler velocimetry (PDV) is a fiber-based interferometer which has been widely used in dynamic shock physics research. Although the conventional PDV systems are simple to construct, it has special requirement to the probe for getting appropriate amount of reference light. This paper proposes...
Proceedings Article

Research of Composition and Properties of Pumpkin Pomace as Functional Food Ingredient

N M Derkanosova, O A Vasilenko, O V Peregonchaya, S A Sokolova, I I Zajceva, I N Ponomareva, S A Shelamova
Food fibers are considered as nutrients, deficiency of which in a diet is pointed out in numerous studies. It is recommended to introduce both raw materials rich in cellulose, pectin, hemicelluloses, and isolated dietary fibers in the formulation of food products as sources of food fiber. On the basis...

Imported Goods’ Demand Functions by the Main Areas of Use

M. V. Selivanova, L. A. Strizhkova, L. I. Tishina
The article is devoted to the questions of the perfection of estimations of the connection between the demand on import goods, external and internal (includ-ing the government policy) factors. The authors highlighted the importance of taking into account the objective mechanisms of development of real...

Popular Culture in the Development of Japanese Education in the 21st Century: An Approach from Hegemony Theory and Postmodernism

Tran Thi Thuy Trang
Entering the twenty-first century, Japan has developed an educational culture grounded in the harmonious integration of traditional values—such as practical learning, ethics, and character formation—with modern principles including liberal education, creativity, and democracy. Popular culture in Japan...

Study on the Lexicography Value of "Juyan Xinjian"

Hongli Ge
The value of unearthed documents is reflected in the addition of missing words or words in dictionaries. Also, it would investigate the derivation of lexical meaning and the way of differentiation of the words and the order of the words. The arrangement of the sequence of meanings provides strong evidence....

Modern Tendencies and Perspective Directions of Agro-Industrial Complex Development in Russia

M Arkhipova, V Sirotin, V Afonina
The recent changes in the conditions of Russian agro-industrial complex operation have both positive and negative sides. The positive changes include the creation of more favorable conditions for domestic producers because of the introduced counter-sanctions aimed at restricting the import of agricultural...

Online Instruction

A Survey of High School Physics Teachers

Ketang Wiyono, Abidin Pasaribu, Saparini, Anisa Afriani, Septania Pratiwi, Sri Zakiyah
This paper aims to address the experience of physics teachers regarding the use of online instruction. Online surveys using Google form were adopted to obtain data for this study. A total of 67 science and physics teachers participated in this survey. Based on the findings, blended learning is more favorable...
Proceedings Article

Effects of pretreatment on supercritical CO2 extraction of aroma components from tobacco waste

Qunshan Yan, Qi He, Chao Hu, Yimin Xiong, Jiazhi Ni, Xiangang Zhou, Sheng Zhang, Shuan Li, Lei Deng, Yi Wang, Yi Peng
The supercritical carbon dioxide (SCO2) extraction of biomass for aroma components has the characteristics of high extraction efficiency, low pollution, and easy separation of the extraction products. Combined with appropriate raw material pretreatment methods, the physical and chemical properties of...

Poverty Trap of Seaweed Farmers in South Sulawesi Province

Ika Dewi Perwitasari, Mansyur Radjab, Muh Iqbal Latief
Most of the results of academic studies have placed coastal communities, especially the community of seaweed fishermen, in poverty. However, it is difficult to find a fishing village that has economic prosperity evenly. This study aims to look at the portrait of poverty among seaweed farmers in South...
Proceedings Article

The Preparation and Processing Technology of PLA Superfine Fiber Non-woven Materials

He Qiu, Wei Zhang, Qi-Wen Lu, Ting-Ting Huang, Xin Xu, Yu Zhang
In view of the disadvantages of superfine fiber nonwovens materials made by polypropylene (PP), such as poor hydrophilcity, deficiency of antibacterial property, poor hand feeling, we chose polylactic acid (PLA) slices as the raw material to make superfine fiber non-woven materials, which is quite antibacterial...

Incidence of Preeclampsia during the Third Trimester and Its Impact on Low Birth Weight Infants

Diti Indriyani Azzahra, Irmiya Rachmiyani
Indonesia is one of the developing countries that occupy the third position in ASEAN and second in the South East Asian Nation Regional Organization region with the largest Maternal Mortality Rate and perinatal. All maternal deaths were 99% occurred in developing countries, one of which was Indonesia....
Proceedings Article

Geographic Information System of Government Service Office Mapping in Merauke Regency

Susanto Susanto, Lilik Sumaryanti, Suwarjono Suwarjono, Teddy Istanto
Government agency is one of the elements supporting the implementation of regional autonomy in any fields applying decentralization tasks. Service offices in Merauke Regency consist of 20 regional agencies, 7 regional technical institutions, 1 regional public hospital, 1 civil service police unit, and...

The clustered nature of the sustainable development of the region (using the example of the South of Russia)

Irina Fomina, Tatiana Kushnarenko
The analysis of production and economic activities of enterprises suggested considering and proposing a new integration form of interaction of enterprises in the region. The article is devoted to the identification of the prerequisites for the formation and development of clusters in the South of Russia....

Analysis of Satisfaction Relationship Model and Customer Loyalty in Marketing Smartphone Brand X

Minto Waluyo, Nur Rahmawati, Kinanti Resmi Hayati, Mohammad Rachman Waluyo
Smartphone Brand X is one of the smartphone brands from China which in the third quarter of 2019 had the second largest market share in Indonesia and it surprised competitors and consumers. The researcher made a model to measure customer satisfaction and loyalty towards users of the Brand X Smartphone...

The Influence of Augmented Reality (AR)-Based Learning Media in Physics Learning: A Systematic Literature Review

Irnin Agustina Dwi Astuti, Basuki Wibawa, Eveline Siregar
Learning media facilitates learners in the learning process, enabling them to construct their understanding of the material being studied during the learning process. This study aims to determine the effect of Augmented Reality (AR)-based learning media in physics education. The research utilized the...
Proceedings Article

Effects of Calcination Temperature on the Structure and CO2 Sorption Properties of Li4SiO4 Sorbents from Rice Husk Ash

Ke Wang, Pengfei Zhao, Guangtong Zhang, Jingzhou Wang
Highly efficient Li4SiO4-based sorbents for CO2 capture at high temperature, were developed using waste rice husk ash (RHA). Two different RHAS resulted from different calcination temperature as raw materials for preparing the Li4SiO4-based sorbents. These raw ashes and their resulting Li4SiO4-based...
Proceedings Article

Android-Based Geographic Information System in Mapping Location of Health Facilities and Infrastructure in Merauke District

Stanly Hence Dolfi Loppies, Hermin Agian Kaba, Izak Habel Wayangkau
Information needs by the community of Merauke Regency in this era are becoming more complex and diverse. The community needs a quick and easy access to obtain the information needed, one of them is by using a smartphone that is now owned by almost all people in the city of Merauke from various backgrounds....
Proceedings Article

Application of Fabry perot interferometer and error analysis

Tian Yang
According to the theory of multiple-beam interference, the difference of sodium wavelength can be measured by using fabry-perot interferometer. After experiment, unary linear regression and uncertainly calculation has been down based on the raw data. At last we do qualitative and quantitative error analysis...
Proceedings Article

Development of Noise Reduction Materials Based on Industry Residue of Power Plant

Teng Wang, Junjun Geng, Xin Zhang, Jian Zeng, Yongjie Xue, Gang Tan, Haobo Hou, Min Zhou
Noise pollution issue has become a major problem in construction planning of High Voltage Direct Current (HVDC) transmission engineering. Meanwhile as the promotion of biomass power generation, rice husk ash (RHA) disposal problem has received widespread attention. This paper developed a new type of...

The Role of Online Media in Shaping Investor Sentiment and Market Prices

Pengyu Shen
This paper summarizes the body of research on how social media affects investor mood and, in turn, stock market pricing, and the methods and models used to study and comparatively evaluate them. The methods and models can be applied to the analysis of other financial market price influences. This paper...

Bibliometric Analysis: Civic Education E-Learning for Digital Civic Skill

Nisrina Nurul Insani
This study is a bibliometric analysis of an indexed article in Google Scholar that discusses civic education e-learning for digital civic skills using the publish or perish reference application and VOSviewer. This bibliometric analysis aims to determine the development of research on the use of e-learning...
Proceedings Article

Yellow mud/gel composites for preventing coal spontaneous combustion

Yinghua Zhang, Peiling Zhou, Zhi’an Huang, Yukun Gao, Liwen Jiang
To address the shortcomings of single use of existing fire prevention materials, a novel composite that combined the characteristics of yellow mud and gel was designed and investigated. The composite grout composed of yellow mud and polymer gel can overcome the limitations of single fire prevention materials...
Proceedings Article

New Aspects in Technology of Production of Raw Milk

Galina Ovsyannikova, Elena Uhina, Marina Sysoeva
The authors analyse modern tendencies of development in the branch of dairy cattle breeding in the conditions of the cluster. Monitoring of effectiveness of using dairy cattle was conducted in order to form an optimal structure in the region. The productive qualities of milk of red-mottled, Simmental,...
Proceedings Article

Desserts sales forecast based on the new information improved gray model

Di Liang, Guizhi Sun, Shuang Wu
In this paper, it took a well-known dessert stores as the research object. It analyzed the sales data of the certain selling desserts in the past few months. It took into account that the gray prediction model had some characteristics, such as the less data required, more accurate forecasting, high accuracy....

The Impact of Serviscape on Purchase Decision

Rizki Akmal Fadhil, Heny Hendrayati, Ratih Hurriyati
The current digital era shows high business competition coupled with some changes in consumer behavior, including in the photography industry sector, especially Photobox, especially in big cities where the Fotohokkie company is experiencing a decline in consumers. This research aims to analyze the influence...
Proceedings Article

Performance Research on Slag-Steel Slag Based Composite Portland Cement

Xiaowei Sun, Wanyang Niu, Jingbo Zhao
Using slag, steel slag and Portland cement as the raw material with a small amount of activator, the composite Portland cement of magnitude 42.5R was prepared. The steel slag fineness, the composite ratio of slag-steel slag and the types of activator on the properties of composite Portland cement were...

The Dilemma Faced by Climate Displaced People

Xiang Xiang
In the 21st century, as climate change becomes more intense and pronounced, climate displacement has become a problem that cannot be underestimated. Different types of the dilemma faced by climate displacement are analyzed in this article, to promote further climate displacement research to fill up the...