Teacher Appreciation Week!
Awarded the Gachon Academic Prize for Outstanding Research Publication
Teacher Appreciation Week!
Happy new year!
Farewell party with Chinese foods !!!
Visiting an international rechargeable battery expo in Tokyo
National Institute for Materials Science (NIMS) in Japan
National Institute for Materials Science (NIMS) in Japan
Movie day! (Oppenheimer)
Seunghyun & Xiong 's birthday
Seunghyun & Xiong 's birthday
Man's graduation
With Tao :)
Jihyun & Yoonju 's graduation
Teacher Appreciation Week!