1.
Al-Ani H. Comparison study of CC and CH vibration frequencies and eelectronic properties for mono, Di, Tri, and tetra-rings layer of arm chair (SWCNTs). IJP [Internet]. 25Feb.2019 [cited 16Aug.2021];11(20):85-9. Available from: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/386