Akram E, El-Hiti GA, Ahmed DS, Rashad AA, Al Dahhan WH, Yousif E. Morphological, Liquid Crystal and Optical Band Energy Properties of Polyphosphates. Al-Nahrain J. Sci. [Internet]. 2019 Jun. 30 [cited 2026 May 22];22(2):19-26. Available from: https://mail.anjs.edu.iq/index.php/anjs/article/view/2115