26.01.09. Evanston, USA, New Year Party
25.06.20. Evanston, USA, Group Workshop
24.11.18. Evanston, USA, Room Escape
24.07.18. London, England, SSI-24
24.07.06. Daejeon, Korea, SEML Homecoming Day
24.03.07. Daejeon, Korea, SEML Winter Membership Training
23.09.23. Fukuoka, Japan, SSPC-21
23.09.06. Mannhaim, Germany, Petite Workshop on Defet-Chemical Nature of Solids
23.08.11. Seoul, Korea, Samsung global tech symposium
23.07.12. Sejong, Korea, Korean SOC symposium
23.02.17. Daejeon, Korea, Commencement