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Review Article

Recent developments in near-infrared spectroscopy (NIRS) for the assessment of local skeletal muscle microvascular function and capacity to utilise oxygen

Siana Jones, Scott T. Chiesa, Nishi Chaturvedi, Alun D. Hughes
Pages: 25 - 33
Purpose of review: Continuous wave near infrared spectroscopy (CW NIRS) provides non-invasive technology to measure relative changes in oxy- and deoxy-haemoglobin in a dynamic environment. This allows determination of local skeletal muscle O2 saturation, muscle oxygen consumption ( V˙O2 ) and blood...

Dynamics of Immunological Parameters of Cattle Infected with Leukemia Virus and its Correction with Betulin–Based Medication

Aleksandr Krasikov, Vasiliy Vlasenko, Valentina Pleshakova, Irina Alekseeva
The paper presents the results indicating the possibility of using betulin-based medication for the correction of the immune status of cattle infected with bovine leukemia virus (BLV). To set up the experiment, we designed 3 prototypes of the medication (betulin-B1, B2 and B3), which were tested on 20...

The Effectiveness of Experiential Learning Based on Creative Industry to Improve Competency of Entrepreneurship of Vocational High School Students

Singgih Prastawa, Muhammad Akhyar, Gunarhadi, Suharno
This study aims to determine the effectiveness of Experiential learning on entrepreneurial competencies of vocational high school students. This study used quasy experiment method with the design of Non-equivalent Control Group Post-test only. The research sample amounted to 40 students, consisting of...

The Announcement of an Increase in Cigarette Excise Rates and Its Implication Towards Indonesia Capital Market

Martin Hansel, Tabita Prajogo, Tarsisius Suganda
Purpose of this research is to investigate the reaction of Indonesia capital market to the announcement of an increase in cigarette excise rates on September 13th 2019. The cigarette sub sector companies that has been listed on the Indonesia Stock Exchange are used as sample. Event study is a research...
Proceedings Article

Biocontrol Delivery System of Bacillus subtilis and Trichoderma harzianum Formulated with Graphite and Silica Nano Particles to Control Phytophthora infestans in vitro

Luciana Djaya, Hersanti, Tohidin, I Made Joni, Anissa Rahma
A novel biocontrol delivery system by using graphite was proven effective in controlling bacterial plant pathogens. In this study, a consortium of biocontrol agents, consisting of Bacillus subtilis and Trichoderma harzianum, was formulated in graphite added with silica nano particles (NPs). B. subtilis...

Exploring Authenticity’s: A Driver of Trust

Adhi Prakosa, Galuh Mira Saktiana
At the present time, there is intense competition in the coffee industry. To overcome the high competition and maintain consumer loyalty, marketers must consider the unique characteristics of young consumers. This study aims to examine the impact of differences in consumer attitudes based on demographic...

Empowerment and Objectification in Peruvian K-Pop Dance Cover Girl Group on YouTube

Ana V. Vega-Samamé, Lorena T. Espinoza-Robles, Oscar A. Aybar-Cabezudo
Girl groups, K-pop groups made up of Korean women, generate music videos that promote values associated with genre in their fandom. At the same time, the fandom generates dance covers from these video clips, imitating choreography dance of girl groups taking their aesthetics and visual approach as a...

Development of Newton’s Law E-Module Integrated Alquran REACH Based Using the Flipbuilde App

Artha Nesa Chandra, Dino Andika Putra, Novia Lizelwati, Marjoni Imamora, Pera Agustia Putri, Syifa Hayatun Nufus Wahidah
The physics e-module integrating the Alquran with REACT steps is believed to be able to improve the quality of student learning. E-Modules have steps that can guide students to learn independently in understanding learning material. This underlies the importance of developing a REACT-based Alquran integration...
Proceedings Article

The Flexibility of the Blended Learning Model to Improve Students’ Critical Thinking

Mahdiyah, Mutiara Dahlia, Fildzah R. Putri, Yuni Muliyana
This paper examines how learning models affect change in students’ critical thinking skills. Blended learning is a learning method that combines the face-to-face learning process in the classroom with learning using e-learning. Blended Learning Model makes students feel flexibility in their learning...

The Influence of Cultural Acculturation (Social, Customs and Arts) in the past on Palembang Songket Motifs

Desloehal Djumrianti, Andhika Fathan Abdillah, Lisnini Lisnini
The main purpose of this current study is to investigate the impact of acculturation of societies (social, traditions and expressions) in the past on Palembang Songket motifs. This is a quantitative study, where data was gathered through questionnaires and interviews. The study used a sample of 100 respondents...

Flipped Classroom Versus Traditional Classroom to Improve Students’ Reading Comprehension Attainment During Covid-19 at SMA Negeri 7 Prabumulih

Welly Ardiansyah, Nurul Aryanti, Murwani Ujihanti, Risnawati, Lutfi Asyari, Wasitoh Meirani, Ahmad Leo Faragusta
The writing is intended to know if a flipped classroom design improves reading comprehension scores among students in class XI of SMA Negeri 7 Prabumulih in the year 2022/2023. This study is quasi-experimental research. There are 216 students in population and 68 students in sample, they are XIA as controlled...

Bibliometric Review of Indonesia’s Progress on the Sustainable Development Goals 2014 - 2024

Septyanto Galan Prakoso, Kristina Setyowati, Estafetta Chrysantina, Murakabhi, Hasna Dherin Syakira, Rahma Sintya Devi
Sustainable Development Goals (SDGs) is a global sustainable development agenda that contains 17 sustainable development goals. This program was adopted by the United Nations (UN) for the first time in 2015 and was the continuation of the Millennium Development Goals (MDG) program. The SDGs exist to...

An Empirical Study on Stock-Bond Rotation Strategy Based on the Black-Litterman Model in the UK Stock Market

Chenlu Gan
The growing instability of financial markets is making it harder to allocate capital efficiently among key asset types such as equities and bonds. Traditional static asset allocation methods struggle to adapt to dynamic market conditions, leading to growing interest in dynamic allocation strategies in...

Prospects of Digital Technologies for Teaching and Learning of the Built Environment Profession

Olusegun Oguntona, Siyabulela Dywili, Clinton Aigbavboa
The built environment (BE) profession, encompassing disciplines such as architecture, urban planning, civil engineering, and construction management, plays a pivotal role in shaping the physical spaces we inhabit and enhancing the socio-economic status of the people. As the BE continues to grow in complexity...
Proceedings Article

Sensitivity to Erosion Based on Morphometry and the Erosion Rate in Blongkeng Watershed

Faizal Nur Fahmi, Ambar Kusumandari
The Blongkeng sub-watershed is one of the sub-watersheds in the Progo watershed and is located on the north-west slope of Mount Merapi. This sub-watershed is considered a priority because it plays an important role in the entire Progo watershed system. The existence of vegetation damage and land degradation...

Making Accessories with 3D Printer, the New Methods for Vocational Education in Bandung

Akhmadi Akhmadi, Ardianto Nugroho
Vocational High Schools (SMK) have technical and practical learning methods. The teachers always give simulations for students directly for the best education. Both must follow the trends of machine and technology innovation. Three-dimensional printing (3D printer) is increasingly being used by industry...

Innovation of Undergraduate Teaching under the Background of Knowledge Fragmentation

Jin Zhang
t. The development of modern science and technology promotes the development of advanced network multimedia, and it provides a diversified learning resource for the public. With the help of network multimedia, we can learn anytime and anywhere, and this knowledge fragmentation phenomenon has been deeply...

Models of Applications for the ICT Transformation in Classroom Education Paradigm

Mervin T. Hutabarat, Yani Widyani, Armein Z.R. Langi
A study report of the UNESCO anticipates the changes in the education paradigm with the use of ICT. Contrary to the current education paradigm where students receive classroom instruction and study individually outside classroom, ICT supported educational paradigm will lead student to undergo individual...
Proceedings Article

Research on Comprehensive Training Platform for Software Engineering Based on Android

Pan Chunhua, Sun Yan, Zan Fengbiao
With respect to the training program of software engineering specialty, this paper puts forward the comprehensive training platform of Chinese character dictation competition based on Android, and clarifies the purpose and main contents of the comprehensive training platform. Based on the hardware and...

The Construction of a New College English M-Learning Environment

Songbin Bao, Wenting Xu, Fanqi Meng
College English is a very important course in many universities in China. In order to further improve the teaching effect of College English, a new M-learning environment which is based on multiple Apps has been constructed. This article firstly analyzes the necessity of constructing a new M-learning...

The GJR-GARCH and EGARCH option pricing models which incorporate the Piterbarg methodology

Coenraad C.A. Labuschagne, Sven T. von Boetticher
Knowledge of the risk-neutral distribution of the cumulative return with respect to the model used, is needed in European option pricing. Duan, Gauthier, Simonato and Sasseville (DGSS) provided an analytic approximation model for the case where an EGARCH or a GJR-GARCH specification is used to describe...

Sup-T Compositions of Partial Fuzzy Relations

Libor Běhounek, Martina Daňková
We present basic properties of the operation of sup-T composition of partial fuzzy relations, i.e., fuzzy relations defined on arbitrary subsets of the Cartesian square of the referential set. We show that for partial fuzzy relations, these properties are fairly similar to those for totally defined fuzzy...
Proceedings Article

Plyometrics Exercise Effects Vollyball Athlete Smash Ability

Alex Aldha Yudi, Dimas Anggara
The problem in this study is the low ability to smash the volleyball athletes at the Guntur 1000 Kota Padang club. This study aims to determine the effect of plyometric training on improving the smash ability of the volleyball athletes at the Guntur 1000 Kota Padang club.The research design used was...
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,...

Is a Conservative Company More Wanted?

Comparative Analysis of the Stock Performance of Low-Debt Firms and High-Debt Firms in Indonesia

Ely Siswanto, Nur Rochmad Jufri
Debt can increase firms value in the view of investor, but it can also decrease firms value in their view. This study aims to test whether there are performance differences of low debt firms with the high debt firms. The population in this study is all of manufacturing company listed on the Indonesia...

The Hankel determinant associated with a singularly perturbed Laguerre unitary ensemble

Shulin Lyu, James Griffin, Yang Chen
Pages: 24 - 53
We are concerned with the probability that all the eigenvalues of a unitary ensemble with the weight function w(x,t)=xαe−x−tx, x ∈ [0, ∞), α > −1, t ≥ 0, are greater than s. This probability is expressed as the quotient of Dn(s, t) and its value at s = 0, where Dn(s, t) denotes the determinant of...
Proceedings Article

Survey on Social Support of Higher Vocational College Students Based on SPSS

Jing Zhao
With the continuous development of social economy and the progress of science and technology, complex and diverse network information profoundly affects the values and thinking modes of higher vocational college students, and also has a certain impact on their mental health. Based on the social support...

Behavior Assessment Communicating: Scale Validation Through Exploratory Factor Analysis and Confirmatory Factor Analysis

Abdullah Pandang, Mantasiah, Nur Fadhilah Umar, Azam Arifyadi
This study aims to assess the reliability and validity of the Politeness Behavior Scale (PBC) and derive the most suitable model from it. The researcher created the PBC scale. The researchers used a descriptive quantitative data analysis method, the PBC scale adaption process. Students from the three...

The Role of Psychological Capital and Perceived Organizational Support on Work-Life Balance among Pilot

Davina Sarahsanty, Daniel Lie
This research is based on the fact that the biggest factor causing aircraft accidents is human error, especially pilots. Previous research suggests that having a good work-life balance can reduce the rate of aircraft accidents caused by human factors. Many studies have examined how work-life balance...

Identifying Instability in the G7 Stock Market Using Two-Regime MS-GARCH Family Model as Risk Measurement Forecasting

Darmanto Darmanto, Isnani Darti, Suci Astutik, Nurjanah Nurjanah
This study aims to investigate the instability of the G7 stock market by forecasting value at risk (VaR) as a measure of risk with a two-regime MS-GARCH family model approach. Daily data of composite stock returns from January 2010 to September 2023 from each G7 country are studied. Of the seven stocks...
Proceedings Article

Some Weighted Clique Minimization Problems and their Approximability Properties

Geoffrey Solano, Jhoirene Clemente, Richelle Ann Juayong, Ivy Ordanel
Two minimum clique problems are considered in this study along with some of their important subclasses. The first is the Minimum Edge-Weighted Clique Problem (MIN-EWCP), which is the problem of finding the clique of order m with the least total weight in a complete edge-weighted graph G. The other one...

The Impact of ESG on The Financial, Operational, and Value Performance of Materials Sector Company in Asia Pacific from 2019 to 2023

Lillianna Ricarda Mettasari, Dewi Hanggraeni
This study analyzes the impact of Environmental, Social, and Governance (ESG) factors on the financial, operational, and market value performance of materials sector companies in the Asia Pacific region during 2019-2023. Using a quantitative approach with panel data from 128 purposively selected firms,...

Energy Transition and Economic Diversification in Egypt: Resolving the Green Dependency Paradox for Long-Term Gains

Ahmed M. Sedgy
This study examined the green dependency paradox: renewable energy (RE) investments in hydrocarbon-dependent economies may initially constrain rather than catalyze economic diversification. We focused on Egypt, where fossil fuel dependence still exceeds 93%, and applied a Nonlinear Autoregressive Distributed...

Four Dimensional Lie Symmetry Algebras and Fourth Order Ordinary Differential Equations

T. Cerquetelli, N. Ciccoli, M.C. Nucci
Pages: 24 - 35
Realizations of four dimensional Lie algebras as vector fields in the plane are explcitly constructed. Fourth order ordinary differential equations which admit such Lie symmetry algebras are derived. The route to their integration is described.
Proceedings Article

Behaviour Analysis on Woman's KB Acceptor of Using Intra Uterine Device (IUD) in Keranggan Public Health Center, Setu Sub-district, Tangerang Selatan City in 2016

Lilis Suryani, Siti Riftifah T Handari
Family Planning Program (Keluarga Berencana/KB) is one of the the government efforts as a solutions for the problem of overcrowding, infant mortality and maternal mortality. Family planning allows individuals and couples to anticipate and attain their desired number of children and the spacing and timing...
Proceedings Article

Design of a Meander Line Dipole RFID Tag Antenna for Temperature Sensor

Ying Lin, Yong Xu, Shu Chen, Limei Ma
A meander line dipole tag antenna used in the radio frequency identification (RFID) system was designed, which can be used for measuring cables’ temperature. In order to make the tag antenna fit the cables, an improved tag antenna was designed. The design adopted classical T-matching network, which had...
Proceedings Article

The Effect of Silent Short Movie on EFL Writing Achievement of Vocational High School Students

Rahmani Ayu Rinda Kartika, Susilo Susilo, Muhammad Natsir
The purpose of the study was to investigate whether or not there is a significant effect of silent short movie on EFL writing achievement of the vocational high school students. This study was quasi-experimental using a nonrandomized control group, pretest-posttest design. There were 61 students who...
Proceedings Article

The Characteristics of Compound Models Designed for Internet of Things

Jing SU, Fei MA, Bing YAO
In order to study the scale-free of more and more real-life networks, we design, construct a class of compound network models by the methods of graph theory for understand and try to simulate network models from Internet of Things (IoT), and we computed the parameters of models, such as: average degree,...
Proceedings Article

The Effectiveness of Rabies Control Program in West Bandung Regency, West Java, Indonesia

Okta Wismandanu, Wiwin Aprianti, Nirowati, Roostita Balia
Rabies is one of the most important zoonotic disease in Indonesia that need to be eliminate. The rabies control/elimination program has been undertaken by local government to achieve 2023 West Java Province rabies free. The aim of this study is to measure the effectiveness of rabies control program...

On the k-Metric Dimension of a Barbell Graph and a t-fold Wheel Graph

Eri Setyawan, Tri Atmojo Kusmayadi
Let G be a connected and simple graph with the vertex set V(G) and the edge set E(G). The set S ⊆ V (G) is called a k-metric generator for G if and only if for every two pairs different vertices u,v ∈ V(G), there are at least k vertices w1,w2,..,wk ∈ S such that d(u,wi) ≠ d(v,wi) for every i ∈ {1, 2,...

Development of Teaching Materials for Writing Description Text Using A Contextual Approach to Improve Writing Ability in Junior High School Students: Photography as A Media

Wikanengsih, Siti Habibah Noor Saadah, Enung Nurhayati, Ryan Dwi Puspita
The aim of this research is to develop teaching materials for writing descriptive texts using a contextual approach assisted by photographic image media to increase interest in learning for class VII middle school students. This research method is Research and Development (R n D). Data was collected...
Proceedings Article

Literature and Bibliography Study on Bacterial Proteases in Relation with Marine Algae Symbiosis

Muhammad Ziddan Bayu Aji, Sri Darmawati, Wijanarka, Stalis Norma Ethica
Thrombosis is one of the risk factors for cardiovascular disease (CVD) that can cause death, and CVD is the leading cause of death in the world. Bacterial proteases have potential as antithrombosis agents that can be developed into CVD drugs. Indonesia’s high marine biodiversity has been recognized worldwide,...
Proceedings Article

Semi-Automatic Dyeing Tool for Palembang Typical Natural Fibre Jumputan Batik Fabric Based on Internet of Things

Sholihin Sholihin, Adewasti Adewasti, Eka Susanti, Siswandi Siswandi, C. G. M. Ridho, C. Venous
The development of cloth at this time is creating various types of fabric products. Of the various decorative fabrics that have been made for daily needs using machine tools, one of the tools used is a tool for making printed fabrics. One example of printed fabric is tie dyed fabric or jumputan fabric...

Effectiveness of Problem Based Learning in Increasing Understanding of Health Data Processing Management Subject

Agus Riyanto, Sudarwan Danim, Muhammad Kristiawan
The aim of this research was to investigate the difference in comprehension of health information processing subject between students taught by problem-based learning and those who were not. The study employed a quasi-experimental design with a control group to compare the effectiveness of the two teaching...

The Effects of Project‑Based Learning Toward Students’ Motivation and Learning on Early Childhood Education at Chatya Manis Palembang

Welly Ardiansyah, Nurul Aryanti, Dian Heriani, Pratiwi Lestari, K. K. Achmad Leofaragusta
Maintaining student interest and enthusiasm motivated is a common challenge faced by teachers across all grade levels and ability ranges. This study focuses on PBL impacted on the motivation and academic achievement of early childhood education students at Chatya Manis in Palembang. PBL is an instructional...
Proceedings Article

Implicit Price of Air Pollution in Thailand: Evidence from Two-Stage Hedonic Pricing Model

Warawut Ruankham, Rapipong Promnart
Air pollution poses a major environmental and economic challenge in Thai-land, increasing health risks and lowering property values. While its health effects are well-documented, its impact on housing prices is less understood. This study uses a two-stage hedonic pricing model (HPM) and 2023–2024 housing...

Analysis of Operation Model of Cross-Border E-Commerce in Singapore--Taking Shopee as an Example

Gu Yu
Southeast Asia is the fastest growing region of Internet users in the world, and Singapore is the most mature e-commerce market in Southeast Asia. This paper introduces Shopee’s business model in detail, including logistics model, payment model, marketing model and profit model. In terms of logistics...

A Study on the Relationship between Working Stress and Teaching Effectiveness of Teachers in Universities——A Case of A University in S City, China

Tianhang Zhang
The purpose of this study was to understand the relationship between working stress and teaching effectiveness of teachers of A University in S City, China. A total of 436 valid questionnaires were obtained by online response, and the questionnaire data were statistically analyzed by descriptive statistics,...

Case Customer Concentration and Business Performance in High-Tech Firms: Exploring the Role of Innovation and Digital Transformation

Yuhan Deng
In the face of intensifying global technological rivalry, achieving a balanced customer base and robust operational success are now critical elements for the enduring growth of technology-driven companies. This research explores how the focus on a limited number of clients influences the operational...
Proceedings Article

A Revised PI Controller for High Current Density DC-DC Conversion Utilising Six Switches to Improve EV Charging Efficiency

Aparna Pradeep, V. M. Sreekala, Honey Baby, Aadhiya Majeed, T. K. Krishnapriya
Environmental considerations are driving up the popularity of electric vehicles (EVs) in cars. Since the rechargeable battery powers electric vehicles, having a dependable, economical, and effective battery charger is crucial to delivering the reliable output needed for the particular EV’s battery. The...