1. Fulbright University Vietnam, Ho Chi Minh 72908, Vietnam
2. Loyola Marymount University, Los Angeles, California 90045, United States
3. Independent Researcher, Palo Alto, California 94303, Unites States
4. School of Engineering, STEM College, RMIT University, Melbourne, Victoria 3000, Australia
5. Soka University of America, Aliso Viejo, California 92656, United States