1. Basic and Applied Science Research Group in Theoretical and Plasma Physics, Department of Textile Engineering, Politeknik STTT Bandung, Bandung, Indonesia
2. Department of Physics, Research Group in Theoretical and Computational Physics, Universitas Nusa Cendana, Kupang, Indonesia
3. Department of Industrial Engineering, Telkom University, Bandung, Indonesia
4. Department of Physics, Research Group in Material Physics, Universitas Gadjah Mada, Yogyakarta, Indonesia