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1

Fiber dispersion measurements using Mach-Zehnder interferometer

We present an efficient technique for measuring chromatic dispersion using a modified Mach-Zehnder interferometer in conjunction with with a supercontinuum light source. Newport's femto White photonic...

Author: Trung Lê Cảnh

Keyword: Chromatic dispersion broad band light Mach-Zehnder interferometer

2

Research on the development of lower secondary school principals based on a job position approach

The current educational reform in Vietnam requires lower secondary school principals to meet professional standards and demonstrate leadership capabilities and adaptability to practical demands. Core...

Author: Phong Luong Hong

Keyword: Principals lower secondary school job position approach team development

3

From natural ecosystems to digital education ecosystems: comparison, challenges, and the development of Mathematics teaching skills for Pre-service primary teachers

This paper analyzes three types of ecosystems: (1) Natural ecosystems, (2) Educational ecosystems, and (3) Digital education ecosystems, comparing their structures, operational mechanisms,...

Author: Quyên Chu Vĩnh

Keyword: Active learning attitude motivation self-directed learning learning strategies.

4

Ill-posedness and stability es-timate for the heat equation backward in time with Dirichlet and integral boundary condi-tions

In this paper, we first prove that the heat equation backward in time with Dirichlet and integral boundary conditions is an ill-posed problem. Then, we establish a stability estimate of Hölder type...

Author: Duc Duc Van, Linh Phan Hoai

Keyword: Heat equation backward stability estimate ill-posed problem.

5

Chemical composition of essential oils of Litsea elongata in Pu Hoat Nature Reserve, Nghe An Province

Study on chemical composition of essential oils from leaves, bark and fruits of Litsea elongata species, essential oil content reached ...% corresponding to fresh materials. Essential oils were...

Author: Tai Dinh Duc, Hieu Do Trong

Keyword: essential oils Litsea elongata Pù Hoạt

6

The impact of IELTS on English language lecturers’ teaching practice and professional development at Dong Nai Technology University

This study examines the impact of IELTS tests on the teaching practices and professional development of 20 lecturers from the Faculty of Foreign Languages at Dong Nai University of Technology. Through...

Author: Nguyen Thanh Van Thi, Nguyen Lien Thi Hong

Keyword: IELTS professional development teaching practice language assessment

7

Enhancing positive effects for the communicative language teaching activities in English classrooms

Enhancing positive effects for the communicative language teaching activities in English classrooms

Author: Quang Do Ngoc

Keyword: Key1

8

Nghiên cứu đặc trưng và tính chất của màng tổ hợp alginat/chitosan/lovastatin

Nghiên cứu đặc trưng và tính chất của màng tổ hợp alginat/chitosan/lovastatin

Author: Super Account

Keyword: Nghiên cứu đặc trưng và tính chất của màng tổ hợp alginat/chitosan/lovastatin

9

Effect of Sodium Nitroprusside on the biochemical resistance of mungbean to cowpea aphid

In this study, the inducible function of sodium nitroprusside (SNP, a nitric oxide donor) was evaluated based on the changes in some biochemical characteristics of mungbean (Vigna radiata (L.) Wilczek...

Author: Nguyễn Đình San, Lê Thế Biên

Keyword: sodium nitroprusside

10

EN: Đề xuất công khai vi phạm của Trung Quốc ở Biển Đông

Đề xuất công khai vi phạm của Trung Quốc ở Biển Đông

Author: Hieu Do Trong

Keyword: Đề xuất công khai vi phạm của Trung Quốc ở Biển Đông

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
  • Phone: (+84) 238.3855.452 - Fax: (+84) 238.3855.269
  • Email: vinhuni@vinhuni.edu.vn
  • Website: https://vinhuni.edu.vn

 

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: Assoc. Prof., 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

  • Address: 4th Floor, Executive Building, No. 182, Le Duan street, Vinh city, Nghe An province.
  • Phone: (+84) 238-385-6700 | Hotline: (+84) 97-385-6700
  • Email: editors@vujs.vn
  • Website: https://vujs.vn

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