Acknowledgments
Thanks. Prof. Dr. Theerasak Veerapaspong and Mr.Sittipong Polatum advisors of special problem project. Especially for education. Advice on the issues and obstacles. Throughout the implementation of projects in this special issue, thanks to the Office of Nuclear Technology. For a place in the implementation of the project. Department of Physics and Faculty of Science Kasetsart University Funding for the preparation of cattle for this project. And thanks to friends who cheer. The impetus for the preparation of project completion, this problem well.