**Author details**

Dang Long Quan1,2,3 and Phuoc Huu Le4 \*

1 Ho Chi Minh City University of Technology (HCMUT), Ho Chi Minh City, Vietnam

2 Vietnam National University Ho Chi Minh City, Ho Chi Minh City, Vietnam

3 Department of Physics, College of Natural Sciences, Can Tho University, Can Tho City, Vietnam

4 Department of Physics and Biophysics, Faculty of Basic Sciences, Can Tho University of Medicine and Pharmacy, Can Tho, Vietnam

\*Address all correspondence to: lhuuphuoc@ctump.edu.vn

© 2021 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.
