عين مستوى الرصاص في 18 عينة من 6 شركات للطلاء الأكثر تداولا في السوق الليبي, حيث تم اختيار ثلاثة ألوان مختلفة من كل شركة, وذلك باستخدام جهاز الامتصاص الذري- تقنية الفرن الجرافيتي- بعد تحضير العينات بواسطة الهضم الرطـب. تبين أنّ تركيز الرصاص الموجود في العينات يتراوح بين 1.0937 - 52.5639ميكرو جرام/ جرام حيث وجد أعلى تركيز للرصاص في عينة الطلاء المأخوذة من شركة باكين (اللون كابتشينو), بينما أقل تركيز كان في عينة الطلاء المأخوذة من شركة أطلس (اللون رصاصي).
أبوبكر ابراهيم أبوبكر الحاجي, ربيع الهادي احمد الغرياني(3-2018)

Canvas is a software platform that belongs to the Learning Management System (LMS) and used to enable instructors, administrators and students to manage knowledge, share information and collaborate by implementing an appropriate pedagogical approach. Integrating online Learning LMS tools in the Libyan higher education institutions has been one of the concerns in past years, especially during the recent Coronavirus disease 2019 (COVID- 19 pandemic). Some studies were held in Libya recently to investigate the new means and strategies implemented by schools and higher education institutions of online education and e-learning resources. This study utilized qualitative methods to investigate the perceptions of Libyan instructors regarding integrating Canvas LMS in the higher education institutions, based on their own online learning experience from a professional development course on Canvas, to which they are all enrolled. Online questionnaire utilizing Google form Application was conducted with 82 Libyan instructors who responded for the study. The collected data was analyzed and the results of the study showed that ease of use and usefulness contribute to the instructors' intention and attitudes toward the use of Canvas LMS. The findings can be used by educational institutions to understand instructors’ perceptions regarding Canvas LMS, and ultimately improve e-learning and instructional practices. The study recommended that the higher education institutions should use Canvas LMS being easy, and useful for both students and teachers.
Ahmed Maher, Nadia Nuseir(5-2021)

Real life conversations do not include formal spoken interactions all the time; learning to use slang will help convergence, divergence, and maintenance, which constitute speech accommodation theory. Convergence is “accommodation towards the speech of one’s interlocutors” (Meyerhoff, 2006, p. 307). In other words, how individuals are familiarized to each other’s linguistic features during speech. In the case of ELLs, they needed to gain social approval in their new community, which makes convergence occur. They use slang to maintain their social approval and construct their identity. Their convergence is downward convergence since they use slang to belong to their school community arabic 5 English 41
Entisar ALi Hadi Elsherif, Nadia Abdurrahman A. Nsir(1-2021)