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Gallery
77th RILEM Annual Week and the 1st Interdisciplinary Symposium on Smart & Sustainable Infrastructures (ISSSI 2023), Sept. 4-8, 2023, Vancouver, BC, Canada
KSCE 2023 Convention, Oct. 19, 2023, Yeosu, KoreaÂ
Farewell luncheon for Meng Ye, Byeokje Galbi in Sinchon, Oct. 12, 2023, Seoul, KoreaÂ
The International RILEM Conference on Synergising expertise towards sustainability and robustness of cement-based materials and concrete structures (SynerCrete’23), June 14-16, 2023, Milos Island, Greece
8th World Congress on Civil, Structural, and Environmental Engineering (CSEE 2023), March 29 - 31, 2023, Lisbon, Portugal
Pizza party after lab meeting, Cheese Wave in Sinchon, Oct. 27, 2023, Seoul, Korea
Laboratory Homecoming Day, 2023, Seoul, Korea
Lunch after lab meeting in Sinchon, Nov. 10, 2023, Seoul, Korea
Seminar from Dr. Namkon Lee (Senior Researcher) at Korea Institute of Civil Engineering and Building Technology (KICT), Dec. 21, 2023, Seoul, Korea
Meeting and lunch with Prof. Nemy Banthia (University Killam Professor at UBC, Canada), Jan. 17, 2024, Seoul, Korea
Graduation ceremony (Drs. Kim & Chun) at Hanyang University, Feb. 16, 2024, Seoul, Korea
Two papers published in the world top 5% of journals have been selected as the most cited and downloaded articles (March 12, 2024)
 Cherry blossom viewing before lunch in Sinchon, April 5 2024, Seoul, Korea
Korea Concrete Institute (KCI) Spring Conference, May 8-10 2024, Gwangju, Korea
Undergraduate researcher Dong Sun Lee has received the Environmental Architecture Award from the Innovation Center for Engineering Education at Yonsei University (Jul. 1, 2024). Congratulations!
Taco party after lab meeting, Mexican Restaurant in Sinchon, Jul. 19, 2024, Seoul, Korea
Ph.D. student Taekgeun Oh has received the Merit Academic Paper Award from Yonsei University (Jul. 23, 2024). Congratulations!
9th International Colloquium on Performance, Protection & Strengthening of Structures Under Extreme Loading & Events (PROTECT 2024), Aug. 13-16, 2024, Singapore
Photos with colleagues N. Banthia (UBC, Canada), K.H. Tan (NTU, Singapore), S. Banerji (Utah State University, US), S. Malek (UVic, Canada), and S. Soleimani-Dashtaki (UBC, Canada).
I am truly honored to host PROTECT 2030 in Korea!
Materials & Spatial Qualities Exhibition at Yonsei University, Sep. 2-6, 2024, Seoul, Korea
Seminar from Distinguished Professor Chung-Chan Hung at National Cheng Kung University, Oct. 11, 2024, Seoul, Korea
4th ACF/HNU International Conference on UHPC Materials and Structures (UHPC-2024), Oct. 24-27, 2024, Changsha, China
Photos with colleagues N. Banthia (UBC, Canada), B. Benmokrane (Univ. of Sherbrooke, Canada), J. Olek (Purdue Univ., US), Z. Feng (Guangxi Univ., China), J. Zhou (Dongguan Univ. of Tech., China), etc.
Autumn Annual Conference of Architectural Institute of Korea (AIK), The-K Hotel, Oct. 23-25, Gyeongju, Korea
Korea Concrete Institute (KCI) Fall Conference, Nov. 6-8, 2024, Goseong, KoreaÂ
Undergraduate researcher Dong Sun Lee received the Grand Prize at the 12th Excellence in Capstone Design Competition, hosted by the Korea Concrete Institute (Nov. 7, 2024). Congratulations!
Farewell lunch for Prof. Yang in Sinchon, Dec. 18, 2024, Seoul, Korea
Year-end lunch and group photo for the laboratory in Sinchon, Dec. 27 2024, Seoul, Korea
Ph.D. student Rongzhen Piao has received the Merit Academic Paper Award from Yonsei University (Jan. 21, 2025). Congratulations!
Seminar from Shack Yee at Monash University, Jan. 24 2025, Seoul, Korea
New year's gathering and group photo, Jan. 31 2025, Seoul, Korea
Undergraduate researcher Dong Sun Lee has received the Outstanding Graduate Award from the Korea Concrete Institute (Feb. 24, 2025). Congratulations!
Graduation ceremony (Dr. Choi) at Hanyang University, Feb. 21, 2025, Seoul, Korea
Graduation ceremony at Yonsei University, Feb. 24, 2025, Seoul, Korea
Ph.D. students Taekgeun Oh and Rongzhen Piao have been selected as Outstanding Graduate Students of the BK21 Program at Yonsei University (Feb. 28, 2025). Congratulations!
Seminar from Assoc. Prof. Sarra Drissi at OsloMet, April 7, 2025, Seoul, Korea
Farewell gathering for S. W. Lee and J. Song, April 18, 2025, Seoul, Korea
A paper published in Cem. Concr. Compos., top 2% journal, is selected as the most cited article (April 18, 2025)
Korea Concrete Institute (KCI) Spring Conference, May 7-9 2025, Jeju Island, Korea
Teacher's Day, May 14, 2025, Seoul, Korea
Seminar from Dr. Ali Gholampour (Senior Lecturer, Flinders University & Honorary Fellow, University of Melbourne), June 24, 2025, Seoul, Korea
Seminar from Prof. Daniel C.W. Tsang (Professor, The Hong Kong University of Science and Technology), June 25, 2025, Seoul, Korea
Prof. Yoo has been appointed as a member of the Safety Standards Subcommittee of the Ministry of the Interior and Safety, July 21, 2025.
Pizza party after lab meeting, Cheese Wave in Sinchon, Aug. 12, 2025, Seoul, Korea
79th RILEM Annual Week and the International Conference on Advances in Engineering and Technology for Sustainable Development (ICONS 2025), Aug. 24-28, 2025, Hanoi, Vietnam
International Workshop of the Editorial Board Members of Journal Cement and Concrete Composites, Sept. 3-6, 2025, Nanjing, China
Ph.D. student Rongzhen Piao has been selected as Outstanding Graduate Students of the BK21 Program at Yonsei University (Sept. 8, 2025). Congratulations!
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