Publications

Journal papers

∗: Supervised, †: First author, ‡: Corresponding author

36. Z. Song†, M. Kim†, J. Lee†, T.H. Kwon†, J. Kim, J.H. Kim, S.G. Kim, S. Kim, B.H. Jun, S.H. Lee, W.G. Park, I. Sonu, M.J. Rosen, C.W. Ong, X. Shen, L.Ng.W. Tat, G. Kim, S. Chae, K.T.H. Siah, D. Ho, S. W. Song, N. Martinez-Martin, J. Song, S.H. Wong, B.J. Lee‡, and S. Park‡. “Deployment of a cloud-based, passive defecation monitoring system for continuous gut health monitoring,” Nature Protocols (In revision), 2025.

35. Y. Sim†, G. Yang†, J. Lee, S. Baek∗, J.H. Yoon, J. Nam, E. Choi, G. Kim‡, W. Choe‡, and J.-H. Ryu‡. “Gradually degraded nano metal-organic framework (MOF) for effective targeted sonodynamic therapy,” Journal of Colloid and Interface Science (Under review), 2025.

34. J. Min†, W.M. Mesfin, J. Kim, K.-T. Park, G. Kim, and H.-K. Kim‡. “Machine learning-assisted safety inspection strategy for concrete structures under chloride-induced reinforcement corrosion," Cement and Concrete Composites (Under review), 2025.

33. H.-K. Kim†, S. Baek∗, J.H. Rhee, and G. Kim‡. “On the mechanism when carbonation shrinkage outnumbers microstructural densification in carbonated concrete," Cement and Concrete Research (Under review), 2025.

32. S. Baek∗,†, J. Kim, S. Jeon, H.-K. Kim, C.S. Park, and G. Kim‡. “Enhancing spatial resolution in sparse array ultrasound imaging using nonlinear beamforming: Simulation and experimental validation,” Mechanical Systems and Signal Processing (Under review), 2025.

31. S. Baek∗,†, G. Liyew, J.H. Rhee, C.S. Park, H.-K. Kim‡, and G. Kim‡. “Monitoring chloride-induced corrosion in cementitious materials using quantitative ultrasound imaging: From mechanical property alteration to crack propagation,” Structural Health Monitoring (Under review), 2024.

30. S. Baek∗,†, S. Jeon, J. Kim, Y.-S. Joo, C. Kim, Y.H. Hwang, and G. Kim‡. “Exploring the potential of null subtraction imaging for detecting sub-rebar regions in reinforced concrete structures at nuclear power plants,” Nondestructive Testing and Evaluation, 2025 (Accepted).

29. S.-H. Kwon†, J.-S. Lee, S.-J, Kwon, G.-B. Ji, G. Kim, and H.-K. Kim‡. “On the characteristic values of carbonation rate and chloride diffusion coefficient in aged concrete of existing structures,” Journal of Materials in Civil Engineering, 2025 (Accepted).

28.  Kim†, S. Lee, G. Kim, S. Park‡, B. Lee‡. “A novel borated cementitious material for neutron and gamma-ray shielding,” Construction & Building Materials, Vol. 479, 141444, 2025.

27. W.D. Mesfin†, G. Kim, H.-K. Kim‡. “Concrete section segmentation with advanced deep learning models and refined labeling approaches,” Expert Systems with Applications, Vol. 281, 127697, 2025.

26. W. Seo†, S. Lee†, S. Baek∗,†, D.M. Shin, G. Kim‡, and T.S. Yun‡. “Utilizing linear and nonlinear ultrasound for improved estimation of concrete strength,” Nondestructive Testing and Evaluation, 1-17, 2025.

25. S. Baek∗,†, G. Liyew, H. Kim∗, S. Park, J.H. Rhee, H.-K. Kim, and G. Kim‡. “On the inherent material states of ultra-high performance concrete from an acoustic perspective: Linking mechanical properties to microstructural conditions,” Construction & Building Materials, Vol. 459, 139771, 2025.

24. S. Baek∗,†, K.Y. Kim, G. Kim‡, and T.S. Yun‡. “Linear and nonlinear ultrasound parameters attributed to anisotropy in granite,” Scientific Reports, Vol. 14, 26986, 2024.

23. S. Baek∗,†, J.H. Rhee, H. Kim∗, S. Park, M. Dahal, S.I. Kim, H.M. Seung, and G. Kim‡. “Application of shear horizontal guided waves for nondestructive damage detection in thin-walled ultra-high performance concrete,” Journal of Building Engineering, Vol. 98, 111023, 2024.

22. S. Baek∗,†, G. Kim‡, and J.-Y. Kim. “Nonlinear standing waves for assessing material nonlinearity in thin samples,” Ultrasonics, Vol. 142, 107385, 2024.

21. S. Baek∗,†, H.-K. Kim, M.L. Oelze, and G. Kim‡. “Can carbonation depth be determined in a nondestructive way? High-frequency quantitative ultrasound imaging for cementitious materials,” Cement and Concrete Research, Vol. 180, 107519, 2024. (Covered in SBS, Yonhap News, Heralds, UNIST News Center, etc.)

20. S. Park†, J.H. Rhee†, S. Baek∗,†, S. Pyo‡, and G. Kim‡. “A multi-frequency ultrasonic method for nondestructive detection of setting times and internal structure transition of building materials,” Construction & Building Materials, Vol. 425, 136087, 2024.

19. S. Baek∗,†, B. D. Lee, J.H. Rhee, Yejin Kim, H. Kim, S.K. Hong, G. Zi, G. Kim‡, and T.S. Yun‡. “Nondestructive detection of crack density in ultra high performance concrete using multiple ultrasound measurements: Evidence of microstructural change,” Computers and Concrete, Vol. 33, (4) 399-407, 2024.

18. J.H. Rhee†, H.D. Nuguyen, M.K. Kim, Y.M. Lim, and G. Kim‡. “Integrated machine-learning model for assessing multi-type damage in steel beams under dynamic loading,” Structures, Vol. 61, 106125, 2024.

17. S. Sim†, J.H. Rhee, J.-E. Oh, and G. Kim‡. “Enhancing the durability performance of thermally damaged concrete with ground-granulated blast furnace slag and fly ash,” Construction & Building Materials, Vol. 407, 133538, 2023.

16. J.H. Rhee†, S. Gwon, S. Sim, and G. Kim‡. “Mitigating self-desiccation of cement composites via cellulose microfibers: Evidence of the microscopic behavior,” Construction & Building Materials, Vol. 399, 132585, 2023.

15. G. Kim†,‡. “New advances in cement and concrete research,” Materials (Editorial), Vol. 16 (11), 41622023, 2023.

14. S. Gwon†, E. Ahn†, M. Shin, J.-Y. Kim, and G. Kim‡. “Assessment of internal curing of cellulose microfibers-incorporated cement composites using destructive and nondestructive method,” Construction & Building Materials, Vol. 352, 129004, 2022.

13. G. Kim†,‡, and K.E. Kurtis. “Early-stage assessment of drying shrinkage in Portland limestone cement concrete using nonlinear ultrasound,” Construction & Building Materials, Vol. 342, 128099, 2022.

12. X. Wang†, G. Kim†, J.L. Chu†, T. Song, Z. Yang, W. Guo, X. Shao, M.L. Oelze, K. Li‡, and Y. Lu‡. “DNAzyme based in vivo metal ions detection with high intensity focused ultrasound (HIFU),” Journal of the American Chemical Society (JACS), Vol. 144, 5812-5819, 2022. (Covered in SBS, MBC, Herald, Medical Today, Donga-Science, etc.)

11. G. Kim†, W. Qiong†, J.L. Chu, E.J. Smith, R.L.Z. Reed, M.L. Oelze, J.S. Moore‡, and K.C. Li‡. “Ultrasound controlled mechanophore activation in hydrogels for cancer therapy,” Proceedings of the National Academy of Sciences (PNAS), Vol. 119 (4), e2109791119, 2022. (Covered in UNIST News Center, SBS, KBS, Hankookilbo, etc.)

10. G. Kim†, S. Cheng, L. Hong, J.T. Kim, K.C. Li, and L.P. Chamorro‡. “On the acoustic fountain types and flow induced with focused ultrasound,” Journal of Fluid Mechanics, Vol. 909, 2021.

9. G. Kim†, J. Jang, K.Y. Kim, and T.S. Yun‡. “Orthotropic nature of associated cleavage planes in granitic rock,” Engineering Geology, Vol. 265, 105432, 2020.

8. G. Kim†, V.M. Lau, A.J. Halmes, M.L. Oelze, J.S. Moore‡, and K. Li‡. “High-intensity focused ultrasound-induced activation of mechanochemical transduction in synthetic elastomers,” Proceedings of the National Academy of Sciences (PNAS), Vol. 116 (21), 10214-10222, 2019. (Covered in EurekAlert!, UIUC News Bureau,Phys.org, Beckman Institute News, National Academy of Sciences, etc.)

7. G. Kim†,‡, S. Park, J.-Y. Kim, K.E. Kurtis, N.W. Hayes, and L.J. Jacobs. “Nonlinear Rayleigh surface waves to characterize microscale damage due to alkali-silica reaction (ASR) in full-scale, nuclear concrete specimens,” Construction & Building Materials, Vol. 186, 1114-1118, 2018.

6. G. Kim†, G. Loreto, J.-Y. Kim, K.E. Kurtis, and L.J. Jacobs‡. “In situ nonlinear ultrasonic technique for monitoring microcracking development in concrete cylinder subjected to creep and cyclic loading,” Ultrasonics, Vol. 88, 64-71, 2018.

5. G. Kim†, E.R. Giannini, N. Klenke, J.-Y. Kim, K.E. Kurtis, and L.J. Jacobs‡. “Measuring alkali-silica reaction (ASR) microscale damage in a large-scale concrete slab using nonlinear Rayleigh surface waves,” Journal of Nondestructive Evaluation, Vol. 36 (2), 29, 2017.

4. G. Kim†, J.-Y. Kim, K.E. Kurtis‡, and L.J. Jacobs. “Drying shrinkage in concrete assessed by nonlinear ultrasound,” Cement and Concrete Research, Vol. 92, 16-20, 2017.

3. G. Kim†, J.-Y. Kim, K.E. Kurtis, L.J. Jacobs‡, M. Guimaraes, and Y.L. Pape. “Quantitative evaluation of carbonation in concrete using nonlinear ultrasound,” Materials and Structures, Vol. 49, 399-409, 2016. Outstanding papers for 2015 (Covered in RILEM News, Georgia Tech News).

2. G. Kim†, C.-W. In, J.-Y. Kim, K.E. Kurtis, and L.J. Jacobs‡. “Air-coupled detection of nonlinear Rayleigh surface waves in concrete − Application to microcracking detection,” NDT & E International, Vol. 67, 64-70, 2014.

1. J.-H. Won†,‡, M.-K. Kim, G. Kim, and S.-H. Cho. “Blast-induced dynamic response on the interface of a multi-layered pipeline,” Structure and Infrastructure Engineering, Vol. 10 (1), 80-92, 2014.

Patents

1. Mechanochemical dynamic for focal cancer treatment (US Patent, US 12,201,643, 01/21/2025).

2. Nondestructive method for measuring carbonation depth in cementitious materials (S.Korea, 10-2024-0107893, 08/12/2024).

3. Color change image analysis method based on deep learning of mechanopore-based polymer sensor (S.Korea, 10-2023-0133825, 10/06/2023).

4. Interworking method of strain measurement by changes in mechanophore color and movement of beads (S.Korea, 10-2023-0127372, 09/22/2023).

5. Mechanophore color change and strain measurement device using high-intensity focused ultrasound (S.Korea, 10-2023-0124350, 09/18/2023).

6. Electronic device and method of operation for measuring the acoustic nonlinear coefficient of materials (S.Korea, 10-2023-0113728, 08/29/2023).