1. Theoretical Physics Research Group, Ton Duc Thang University, Ho Chi Minh City 756636, Vietnam
2. Faculty of Applied Sciences, Ton Duc Thang University, Ho Chi Minh City 756636, Vietnam
3. Faculty of Physics and Engineering Physics, University of Science, Ho Chi Minh City 748355, Vietnam
4. Department of Physical Science, Osaka Prefecture University, 1-1 Gakuen-cho, Nakaku, Sakai, Osaka 599-8531, Japan