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E30 bioethanol gasoline (30% ethanol by volume) is a high-ethanol blend with significant potential for practical application. However, due to its lower heating value and higher oxygen content compared with conventional gasoline, the original engine control parameters are no long…

Natural convection is a complex physical phenomenon. This paper uses a flow dynamics calculation program to investigate the effects of changes in Rayleigh coefficient and chamber size on natural convection. The investigation reveals the characteristics of natural convection. Spe…

Ultra-thin, flexible, and lightweight electronic devices fabricated through large-area printing technologies are emerging as cost-effective solutions for applications such as flexible displays and biomedical sensors. However, fully printed electronics on highly flexible substrat…

Sulfuric acid is a very important material, which is used in many industries. In any production lines of sulfuric acid, its quality is determined by the absorbance section with the main object is a mono circulating tank. This paper presents a solution integrating ADRC (Active Di…

This paper presents an Iterative Learning Control (ILC) framework with online optimal learning function parameterization for nonlinear industrial robots equipped with low-stiffness joints. The proposed method aims to enhance trajectory tracking performance under significant mode…

This study presents the development and validation of a robust multi-element analytical procedure for quantifying toxic heavy metals (Pb, Cd, As, and Hg) in traditional Vietnamese spirits. By employing ICP-MS coupled with high-pressure closed-vessel digestion, the result effecti…

This study examines the factors influencing the financial capacity of listed real estate companies in Vietnam. The research employs financial data from 34 listed real estate firms over the period 2020–2024, comprising a total of 170 observations. The empirical results indicate t…

The Global Minimum Tax (GMT) is reshaping the competitive landscape of foreign direct investment (FDI) attraction, particularly in economies that have relied heavily on tax incentives such as Vietnam. This study examines the impact of four financial factors -taxation, interest r…

This study was conducted to quantify the impact of various Corporate Social Responsibility (CSR) dimensions on customer purchasing behavior towards the products of Traphaco Pharmaceutical JSC. By inheriting and extending Carroll's (1991) classic CSR pyramid, the research argues…

Following the administrative boundary adjustment, the coastal tourism space of Ninh Bình Province has been significantly expanded, creating favorable conditions for the development of eco-marine and resort tourism. However, coastal tourism in Ninh Binh has not yet developed in p…

The Vietnamese belief in the Mother Goddess of the Three and Four Palaces, recognized by UNESCO as a Representative Intangible Cultural Heritage of Humanity, constitutes a rich source of cultural and artistic material for research and creative practices in the visual arts. Withi…

This study aims to forecast the directional movement of stocks in the stock market by employing a Machine Learning model based on the Random Forest algorithm, integrated with a range of technical indicators, in order to provide investors with data-driven recommendations regardin…

Identifying learner competency is a pivotal factor in digital educational transformation. This study surveyed 441 students at the University of Economics - Technology for Industries using a 5-point Likert scale to assess digital readiness and needs in Physical Education. The fin…