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1

Influence of spontaneously generated coherence and related phase on an all-optical switching in a three-level ladder-type system with incoherent pumping

This paper investigates the impact of spontaneously generated coherence (SGC) and relative phase on the propagation of a probe laser pulse in the presence of an incoherent pump field. It was...

Author: Hoang Dong Minh, Nguyen Bang Huy, Le Doai Van, Luong Nga Yen Thi, Nguyen Hien Thi Thu

Keyword: all-optical switching EIT medium quantum interference three-level ladder system

2

Researching and developing a smart lock system applying artificial intelligence

This paper focuses on researching and developing a smart security lock system using artificial intelligence, specifically facial recognition technology combined with the Internet of Things (IoT) to...

Author: Hien Tran Thi, Hang Dao Thi, Phi Pham Van

Keyword: Artificial Intelligence Face Recognition Raspberry Pi Smart Lock Internet of Things

3

Evaluation of the growth, yield and quality of Rehmannia glutinosa (DH19) in the midland and mountainous region of Nothern Vietnam

The study aimed to determine the growth performance and plant adaptation of R. glutinosa (DH19) to the selected plantation locations in Vietnam's Northern Midland and Mountainous regions. The...

Author: Loan Pham Thanh, Thu Hoang Thi Le

Keyword: Rehmannia glutinosa (DH19) growth yield quality

4

Realization of 650 nm fiber-coupled diode lasers module with output beam redirection for application in phototherapy and photodynamic inactivation of bacterials

Currently, diode lasers in the red wavelength region, especially at 650 nm, are extensively utilized in phototherapy and photodynamic inactivation of bacterials by numerous research groups in the...

Author: Phuong Nguyen Thanh, Luong Bac Huu, Quan Nguyet Thi Minh, Do Thoa Thi Kim, Nguyen Trung Ngoc, Tran Tien Quoc, Tong Cong Quang

Keyword: Radiation redirection module 650 nm diode laser phototherapy photodynamic inactivation of bacterials.

5

Building exercises to develop calculation capacity for the 11th grade students in teaching the topic “Sulfur and sulfur compounds” in high school

Calculation capacity is one of the specific competencies that need to be developed for students, formed mainly in teaching Mathematics and other subjects, including Chemistry. The development of...

Author: Dung Nguyen Xuan, Than Pham Hong, Huyen Phan Thi Minh

Keyword: Calculation capacity; chemistry exercises; Sulfur and sulfur compounds; high school; students.

6

Garbage classification using deep learning technology

Garbage classification has always been an important issue in environmental protection, resource recycling, and social livelihood. However, garbage classification takes a lot of time and effort....

Author: Ngo Huu-Huy, Bui Tung Van, Le Linh Hung, Nguyen Minh Duy

Keyword: Artificial Intelligence; convolutional neural network; deep learning; garbage classification; machine learning.

7

Management of professional capacity development activities for elementary school teachers to meet the 2018 General Education

Professional capacity development for elementary school teachers to meet the 2018 General Education Program is a matter of both theoretical and practical importance. In order to effectively develop...

Author: Phan Hiệp Thái

Keyword: Competency professional capacity; professional capacity development; management; elementary school teachers.

8

New records of birds from the high mountain area southwest of Nghe An province, Vietnam

The studies on the birds in western Nghe An as well as shouthwestern Nghe An have been carried out for a long time by numerous authors, mainly in national parks and nature reserve such as Pu Mat, Pu...

Author: Ong An Vinh

Keyword: New records Pu Mat Pu Xai Lai Leng Western Nghe An Biosphere Reserve.

9

Comparison of the discourse marker “well” with its equivalents in Gone with the wind and the translation of Cuốn theo chiều gió

Along with the development of pragmatics and discourse analysis, it can be said that there are many approaches to discourse markers. The use of discourse markers in spoken discourse to distinguish it...

Author: Diem Pham Ngoc

Keyword: Discourse markers; linking; function; information; convey.

10

Improving empirical competence for students in high school in Vietnam

Improving experimental competence for students is an essential mission in general education nowadays, helping students initially establish scientific research capacity and is a part of cognitive...

Author: Pham Thi Huong

Keyword: Experimental competence; experimental exercises; high school students; Vietnam.

Vinh University journal of science

Tạp chí khoa học Trường Đại học Vinh

ISSN: 1859 - 2228

Governing body: Vinh University

  • Address: 182 Le Duan - Vinh City - Nghe An province
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  • Email: vinhuni@vinhuni.edu.vn
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License: 163/GP-BTTTT issued by the Minister of Information and Communications on May 10, 2023

Open Access License: Creative Commons CC BY NC 4.0

 

CONTACT

Editor-in-Chief: Assoc. Prof., Dr. Tran Ba Tien
Email: tientb@vinhuni.edu.vn

Deputy editor-in-chief: Dr. Phan Van Tien
Email: vantienkxd@vinhuni.edu.vn

Sub-Editor: Dr. Do Mai Trang
Email: domaitrang@vinhuni.edu.vn

Editorial assistant: Msc. Le Tuan Dung, Msc. Phan The Hoa, Msc. Pham Thi Quynh Nga, Msc. Tran Thi Thai

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