The author should submit an original manuscript and an unpublished article for Ibn Al-Haitham Journal for Pure and Applied sciences (IHJPAS). The manuscript must include a proper citation without plagiarism/duplication of the authors' previous work. The manuscript shall be submitted to the Turnitin's plagiarism detection software before sending to the reviewers. (IHJPAS)  checks the plagiarism of research submitted for publication using Turnitin software and the accepted limit for plagiarism should be less than 20%.