UNIVE R SITY OF DANANG THE vaø TEXT REQUIREMENTS AND GUIDELINES 1. The UD’s Journal of Science and Technology agrees to publish only genuine articles written with practical and scientific values in the fields of science and technology, which have not yet been published in any other journal or magazine before. 2. The article should not exceed 6 pages and should be a uniform manuscript typed in the Time new Roman font with size 10pt on pages size: 190mm x 265mm , including figures, charts, diagrams and reference materials. All margins (top, bottom, left, right) are 10mm. The line spacing is 1 line and the paragraph spacing is 3pt. The body of the article consists of 2 columns with a middle space of 0.5cm. 3. The following contents should be included in the article: - Abstract: This should be written both in English and in Vietnamese, about 150 words in length and it needs to present all the basic results and ideas of the article. It should be followed by a “New Words ” section containing at least 3 words or phrases. - Introduction: This should reflect the current research conditions in the country and throughout the world. - Solutions. - Study Results and Comments . - Conclusions. - References. 4. The references deal with only the quoted materials of the article in the following order: - For the materials quoted from books, theses and reports, the order is arranged as follows: […] The author’s, publis her’s name, the title of the book (thesis or report) , publishing-house, and publishing year. - For the materials quoted from articles, the order is arranged as follows: […] The author’s name, the title of the article, the name of the journal , volume (No.), publishing-house, and publishing year, page number (from page … to page …). 5. The journal accepts only clearly -typed articles with clear charts and figures, in appropriation to the text requirements (both printed manuscripts and files). The a rticles which are not accepted for publication will not be returned to the authors. 6. The author’s full name, address, telephone number, email and signature should be added below the article. 7. An article format guide at http://jst.udn.vn in the “ Text Requirements and Guidelines ” section can be used by the author as a model to write the article. Manuscript can be electronically submitted at: http://jst.udn.vn 8. For information please contact: - UD’s Journal of Science and Technology, - 41 Le Duan Street, Danang City - Tel.: 0236.3817. 788, Fax: 0236.3823.683 - E-mail: [email protected] , http://jst.udn.vn English Versions prepared by: Phan Thi Be Computer Manuscripts by: Truong Bach Tue Cover Design by: La Thanh Hien Vol. 17, No. 12.1 2019 Nguyen Thi Quynh Hoa Press License No. 510/GP-BVHTT Date Nov. 25th, 2002 and Amendments and Alterations to License No 1487/GP-BTTTT Date Sept. 15th, 2011. Re. granted License No 07/GP-BTTTT Date Jan. 07th, 2016 Printed at Trung Khoa Company Limited, 118 Le Loi St., Da Nang City Copyright Printed and Submitted on December 2019 Vol.17, No.12.1, 2019 TẠP CHÍ KHOA HỌC VÀ CÔNG NGHỆ / JOURNAL OF SCIENCE AND TECHNOLOGY