Defect structure and lattice location studies of ion implanted al single crystals using channeling and rutherford backcattering techniques / Md. Tafazzal Hussain. [Phd Thesis] Hussain, Md. Tafazzal Crystals 548.81 HUD Thesis (Phd )-- Department of Physics, University of Dhaka,1981. Includes bibliographical references. Dhaka : University Of Dhaka, 1981. 1981. 1981 Text 122 p. : eng