**Author details**

Yotsarayuth Seekaew and Chatchawal Wongchoosuk\* Department of Physics, Faculty of Science, Kasetsart University, Bangkok, Thailand

\*Address all correspondence to: chatchawal.w@ku.ac.th

© 2019 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.

**5**

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