Vol. 130 No. 1C (2021): Hue University Journal of Science: Natural Science
Hue University Journal of Science: Natural Science

ISSN (Print) 1859-1388 | ISSN (Online) 2615-9678 | DOI: 10.26459

Hue University Journal of Science: Natural Science (HUJOS: Natural Science) is an open-access peer-reviewed journal published by Hue University, Vietnam. The Journal caters for multidisciplinary interests and is to disseminate the newest high-quality research results in Mathematics, Physics, Chemistry, and Biology. The Journal is devoted to the publication of contributions of theoretical, experimental, and applied research on the above disciplines. The papers accepted for publication are double-blind refereed to ensure academic integrity and disseminated promptly through a programme of continuous online publication.

As well as original research, HUJOS: Natural Science also publishes review papers about the state-of-the-art, emerging trends, and future directions of each field, editorials, and letters to editors. The Journal welcomes contributions from academics, professionals, graduate and undergraduate students, fellows, and associates pursuing research in Vietnam and all over the world.

Original Article

Hoang Dinh Trung*
5-14
Composition and distribution characteristics of invasive alien species in Tieu Can district, Tra Vinh province
PDF (Vietnamese)
Phan Van Thien, Tran Nam Sinh*, Nguyen Thanh Quang
15-22
On the Castelnuovo-Mumford regularity index of the coordinate ring of a set of n + 3 non-degenerate fat points in projective space Pn
PDF (Vietnamese)
Hoang Thai Long*, Nguyen Sy Bao, Ta Thi Kim Dung
23-30
Using oxalic acid as a standard for chemical oxygen demand determination with closed reflux–colorimetric method
PDF (Vietnamese)
Truong Thi Hien, Vu Thi Bich*, Phan Thi Binh, Mai Thi Thanh Thuy, Man Minh Tan, Nguyen Tien Dai, Tran Thi Trang, Chu Thi Thu Hien, Tran Thi Minh Nguyet, Nguyen Manh Hung
31-41
3D CdS/ZnO/Pt/WO3 nanostructure electrode for enhancing photoelectrochemical water splitting
PDF (Vietnamese)
Ha Thuy Trang*, Nguyen Dinh Luyen, Le Dinh Khanh, Truong Trung Kien
43-50
A Determination of toxic heavy metals content in some cosmetic products commonly used among high school students
PDF (Vietnamese)
Nguyen Viet Hung, Nguyen Thi Quyen, Nguyen Hai Phong, Nguyen Van Hop*, Nguyen Huu Trung, Le Quang Anh, Dang Phuoc Binh
51-62
Establishment of Water Quality Index based on statistical analysis: Application to Huong River, Thua Thien Hue province
PDF (Vietnamese)
Tran Huu Toan, Nguyen Tien Dai*, Vu Thi Kim Lien, Truong Thi Hien, Vu Thi Bich, Nguyen Manh Hung
63-73
Photovoltaic characteristics of solar cells based on Ag/SnS thin film fabricated by the radio frequency sputtering method
PDF (Vietnamese)
Huynh Xuan Phong*, Luu Minh Chau, Tran Thi Xuan Nghi, Nguyen Ngoc Thanh, Bui Hoang Dang Long, Bach Long Giang, Nguyen Van Muoi, Tran Thanh Truc
75-83
Chemical composition and antimicrobial activity of essential oil extracted from pomelo (Citrus maxima (Burm.) Merr.)
PDF (Vietnamese)
Dinh Quy Huong*, Tran Dong Linh Chi
85-95
Antioxidant ability of 1-phenyl-3-(2-pyridyl)-2-thiourea: combined experimental/computational studies
PDF (Vietnamese)
Dang Thi Thanh Nhan*, Hoang Thi Trang, Ngo Duy Y, Le Quoc Thang
97-104
Effects of temperature, time, and rate of heating on SnO2 morphologies
PDF (Vietnamese)
Phung Thi Bich Hoa, Mai Thi Thu Hien, Nguyen Hoang Tue, Nguyen Ty, Nguyen Thi Kim Co, Nguyen Xuan Huy*
105-112
Cloning and characteristic prediction of 42 kda chitinase from trichoderma asperellum
PDF (Vietnamese)
Dinh Tuan*, Tran Xuan Mau, Nguyen Minh Thong, Pham Cam Nam
113-126
Anticorrosion activity of amoxicillin on mild carbon steel in 1 M hydrochloric acid solution
PDF (Vietnamese)
Hoang Tan Quang*, Pham Thi Diem Thi, Tran Thuy Lan, Pham Mai Thu Thuy, Vu Duc Hoang, Thi A Kim Phan
127-137
Effects of culture medium on callus growth of Gynostemma pentaphyllum (Thunb.) Makino – a valuable medicinal plant
PDF (Vietnamese)
Nguyen Thi Bao Trang, Le Hoang Nhan, Truong Quoc Tuan, Nguyen Truc Anh, Dang Minh Triet*
139-147
Non-equilibrium phase transition of two-dimensional penta-graphene
PDF (Vietnamese)
Pham Le My*, Thi Thanh Thuy Phan
149-160
The validity of Carhart model for shares in financial, banking and insurance businesses – A quantile regression approach
PDF (Vietnamese)