THE ARABIAN JOURNAL FOR SCIENCE AND ENGINEERING INSTRUCTIONS FOR AUTHOR(S) TYPES OF MANUSCRIPTS 1. Full-length Original Articles Manuscript of Full-length Original Articles should include a 250-word structured abstract (Purpose, Methods, Results and Conclusion), Introduction, Experimental Methods, Results and Discussion, Acknowledgment, References, Figure Captions List and Tables. Graphics, images and diagrams should be submitted separately in a high-quality original format. 2. Reviews on Specialized Topics Reviews are intended to provide an updated perspective on a certain subject that could be relevant for the readership of the journal. 3. Technical Notes Technical notes do not exceed four printed pages (including figures and tables). They are the appropriate form for new findings, preliminary original results, comments on papers published in the journal, or important new records. They should be written as a continuous text without the various divisions of regular papers (and without an abstract). Technical notes will be reviewed as normal papers. 4. Technical Reports Technical Reports are intended to report about local meetings/workshops/conferences/, new instrumentation and technical industrial reports. INSTRUCTIONS FOR AUTHOR(S) 1. General Manuscript Preparation Guidelines Manuscripts (including title page, abstract, text, references, captions, and tables) should be submitted using the Online Manuscript Submission and Tracking System. The manuscript should be single spaced as for printing on 21 X 29.7 cm (A4) paper. Margins of at least 2.5 cm (1 in.) should be used. The manuscript must be prepared using Microsoft Word or in LaTeX. A PDF file derived from Word or LaTeX could be used in the first instance, though the source file will be required for accepted papers before publication. Original articles should be structured in the following parts: Abstract, Introduction, Experimental Methods, Results and Discussion, Conclusion, Acknowledgment and References. A Cover Letter to accompany the manuscript is required. This document that should be submitted as a separate file, should clarify to the Managing Editor how the article will contribute to the scientific knowledge. A Cover Letter is mandatory for revised versions of an Article, along with the Point by Point response to reviewers. 2. Specific Guidelines Title Page Title page should be the first page of all submitted manuscripts and should include the following information: Title of the Article, Names and Affiliations of all Author(s), Corresponding Author, and Address for Correspondence including the e-mail address and Fax number of the corresponding Author. Abstract A structured abstract no longer than 250 words is mandatory for all Original Articles or Review Articles. Four or more keywords should be included for indexing purposes. An Arabic translation, if it can be made available, may be included at this stage or supplied later. Text Papers should be written in clear, concise language and consist of an abstract of not more that 250 words (summarizing the essential results and conclusions), introduction, material and methods, results and discussion, conclusions, and acknowledgment. The title must be sufficiently informative. Please provide the appropriate classification and suitable key words. The full name and the address of each author should be given, as well as the e-mail address of the corresponding author to allow fast communication with the Journal. This e-mail address also appears on the first page of the printed article. References should be cited in the text in the forms: [1], [1, 2], [1-6]. They should be listed and numbered in their order of citation in the text, not by name and date. The reference list should be in the format of the journal that can be found in any issue listed on the AJSE website: http://ajse.kfupm.edu.sa/ Figures and Tables Figures and tables should be submitted in their original formats and kept separate from the text. The preferred formats are PDF, EPS, TIF, or JPEG. Indicate the preferred location of each figure in the body of the manuscript. Figures are referred to in the text by “Figure n” (capital F). The legends to the figures may be provided on a separate page. The sizes of tables should take account of the page width and length, or column width. Tables are referred to in the text by “Table n” (capital T). The legend to a table is given on top of the table. Indicate the preferred location of each table in the body of the manuscript.