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Modeling and simulation of light focusing through an absorbing interface based on the Debye–
Török–Fedorov–Nakajima frameworkWe develop a unified Debye–Török–Fedorov–Nakajima (DTFN) model for tight focusing across an absorbing interface, extending the Debye–Wolf/Török integrals to complex refractive indices by enforcing the... Author: Do Trang Mai, Nguyen Quan The Keyword: High-NA focusing absorbing interface complex refractive index Debye–Wolf integral Fedorov–Nakajima branch condition vectorial point-spread function stratified media biomedical optics
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Developing digital economy: international experience and lessons learned for VietnamThis study analyzes the digital economy development strategies of advanced countries such as the United States, Australia, Ja-pan, Singapore, and China, aiming to draw valuable lessons for Vietnam.... Author: Mai Duc Xuan, Vinh Vo Xuan, Cuc Nguyen Thi Thu, Luong Vo Duy Keyword: Experience Digital Economy Digital Economic Development Vietnam
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Harnessing the power of Artificial Intelligence (AI) in physics education in high schools: a study of teachers' perceptions and applications in VietnamThis study investigates the potential of Artificial Intelligence (AI) to enhance the quality of physics education in Vietnamese high schools, aligning with the competency-based approach of the General... Author: Đức Nguyễn Lâm, Phương Nguyễn Văn, Nguyên Phạm Hồng Keyword: artificial Intelligence (AI) physics teaching high school teacher perceptions AI applications.
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Fixed point theorems for A-contractive mappings in boundedly compact and T-orbitally compact metric spacesIn this paper we prove some fixed point theorems for map-pings satisfying an implicit contractive conditions in metric spaces. Our re-sults improve and extend some results in the literature (Garai, L.... Author: Hoc Nguyen Huu Keyword: Boundedly compact spaces Fixed points Metric spaces $T$-orbitally compact spaces
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Utilizing ChatGPT in English language learning at Dong Nai Technology University: perspectives, attitudes and challenges faced by EFL studentsThis study investigates the incorporation of ChatGPT in English as a Foreign Language (EFL) instruction at Dong Nai Technology University, emphasizing students' attitudes, perceptions, and obstacles.... Author: Phan Lam Thi Keyword: ChatGPT EFL learning student perceptions artificial intelligence in education
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Developing a product rating prediction model based on customer text feedback using machine learning algorithmsThis study focuses on predicting product rating scores from customer text feedback. This task combines the challenges of natural language processing (NLP) with the class imbalance phenomenon commonly... Author: Ha Dien Thi Hong Keyword: Product rating prediction customer text feedback natural language processing (NLP) machine learning models model performance evaluation
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Evaluation of data collection tree routing protocols for wireless sensor networksIn recent years, wireless sensor networks (WSNs) have garnered significant research attention due to their versatility in supporting a range of applications, including military surveillance,... Author: Khôi Do Huy Keyword: CTP Protocol routing in WSN WSN energy saving solution WSN performance CTP in mobile
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Exploring the historical perspective of Mr. Dao Duy Anh through the memoir “Evening ReflectionsThe memoir Evening Reflections - Nhớ nghĩ chiều hôm, with 30 chapters, encapsulates the turbulent life of Professor Dao Duy Anh, from his departure from Quang Binh and involve-ment in political... Author: Huong Ho Thi Lien Keyword: Dao Duy Anh historical perspective historical research methods
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Research on building an environmental quality monitoring management device using the Internet of Things
The paper proposes an innovative solution with a new air monitoring system that utilizes IoT technology, featuring compact, flexible, and automated nodes. This system operates without human... Author: Ho Tuyen Thi Keyword: Measurement monitoring control environment Internet of Things (IoT)
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A cross-linguistic analysis of past tenses in English and Vietnamese: perceptions and common mistakes among freshmen at Vinh UniversityThis study presents a cross-linguistic analysis of the use of past tenses in English and Vietnamese by freshmen at Vinh University. The findings reveal that students struggle to use English past... Author: Phuong NGuyen Tran Thi, Thao Diep Le Thi, Phuong Anh Vo Thi, Lam Giang Nguyen Thi Keyword: Cross-linguistic analysis past tenses grammar errors language transfer
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