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Adieu 2023 (Dec. 29, 2023).

Disney 100th anniversary event near HYU (Dec. 29. 2023).

3rd round of the party (Dec. 22, 2023)

2nd round of year-end party (Dec. 22, 2023).

Year-end party (Dec. 22, 2023).

- Happy birthday to Gao (Nov. 8, 2023).

- Prof. Jang is delivering a seminar for graduate students at SNU (November 1, 2023).

- Prof. Jang, Prof. Choi and his student (August 1, 2023).

- At our group alumnus Prof. Choi’s office (August 1, 2023).

- Teacher’s day dinner of Prof. Sang Joo Kim’s group (May 26, 2023).

- Farewell dinner for So-Young who was an intern in our group (Feb. 22, 2023)

- Group photo for the new-year dinner of Prof. Sang Joo Kim’s group (Feb. 10, 2023).

On the first working day of 2023 (Jan. 2, 2023).

Welcome 2023! Photo by Dr. Byung-Gil Yoo; at Mt. Surak-san (Jan. 1, 2023).