**Author details**

Shehla Honey1,2\*, Asim Jamil3 , Samson O. Aisida4,5, Ishaq Ahmad5,6, Tingkai Zhao6,7 and Maaza Malek2

1 Department of Physics, University of Okara, Okara, Pakistan

2 UNESCO-UNISA Africa Chair in Nanosciences/Nanotechnology, University of South Africa, iThemba LABS-NRF, Somerset West, South Africa

3 Department of Computer Science, University of Okara, Okara, Pakistan

4 Department of Physics and Astronomy, University of Nigeria, Nsukka, Nigeria

5 National Centre for Physics, Quaid-i-Azam University Campus, Islamabad, Pakistan

6 NPU-NCP Joint International Research Center on Advanced Nanomaterials and Defects Engineering, Northwestern Polytechnical University, Xi'an, China

7 School of Materials Science and Engineering, Northwestern Polytechnical University, Xi'an, China

\*Address all correspondence to: shehlahoney@yahoo.com

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
