[Education]

Ph.D., Civil Engineering (Geotechnical Engineering Major), KAIST, 2012.

[Research Area]

Low-Vibration Rock Excavation using Super-Pressure Waterjet

Development of Excavation Methods for Steep Curved Section/Difficult Ground using TBM

Ground Grouting Mechanism and Monitoring

Damage Analysis of Foundation Structures and Monitoring of Damage Location

Non-destructive Estimation for Ground Characteristics using Elastic Waves and Electrical Resistivity

[Research Activities]

Monitoring of Rock Behavior and Foundation Stability using AE/MS Sensors, National Research Council of Science and Technology, 2016.12.-2019.11.

Overcutting Generation using Waterjet for Steep Curved Section, Korea Agency for Infrastructure Technology Advancement, 2015.11.-2020.05.

[Selected Papers]

1. Oh, T.M., Bang, E.S., Cho, G.C., and Park, E.S. (2017) “Estimation of Undrained Shear Strength for Saturated Clay using Shear Wave Velocity”, Marine Georesources & Geotechnology, Vol. 35, No. 2, pp. 236-244 (IF=1.207).

2. Lee, H.B, Oh, T.M.*ca, Park, E.S., Lee, J.W., and Kim, H.M. (2017) “Factors Affecting Waterproof Efficiency of Single Rock Fracture”, Geomechanics and Engineering, Vol. 12, No. 5, pp. 771-783 (IF=1.818).

3. Lee, J.W., Oh, T.M.*ca, Kim, H.W., and Kim, M.K.(2019), “Coupling Material Characteristics with Water-Cement Ratio for Elastic Wave Based Monitoring of Underground Structure”, Tunnelling and Underground Space Technology, Vol. 84, pp. 129-141 (IF=4.450).

4. Oh, T.M., Joo, G.W., Cha, YH, and Cho, G.C. (2019) “Effect of Garnet Characteristics on Abrasive Waterjet Cutting of Hard Granite Rock”, Advances in Civil Engineering, Vol. 2019, Article ID 5732649, pp. 1-12 (IF=1.176).

5. Oh, T.M., Joo, G.W., and Cho, G.C. (2019) “Effect of Abrasive Feed Rate on Rock Cutting Performance of Abrasive Waterjet”, Rock Mechanics and Rock Engineering, Vol. 52, No. 9, pp. 3431-3442 (IF=4.140).

6. Lee, J.W., Kim, H.M., Yazdani, M., Lee, H.B., Oh, T.M., and Park, E.S.(2019), “Experimental Observation and Numerical Simulation of Cement Grout Penetration in Discrete Joints”, Geomechanics and Engineering, Vol. 18, No. 3, pp. 259-266 (IF=2.485).

7. Cha, Y.H., Oh, T.M., and Cho, G.C. (2019), “Waterjet Erosion Model for Rock-Like Material Considering Properties of Abrasive and Target Materials”, Applied Sciences, Vol. 9, No. 20, #4234 (IF=2.474).

8. Cha, Y.H., Oh, T.M., and Cho, G.C. (2020), “Effects of Focus Geometry on the Hard Rock-Cutting Performance of an Abrasive Waterjet”, Advances in Civil Engineering, Vol. 2020, Article ID 1650914, pp. 1-13 (IF=1.924).

9. Hong, C.H., Ryu, H.H., Oh, T.M., and Cho, G.C. (2020), “Probabilistic Rock Mass Rating Estimation using Electrical Resistivity”, KSCE Journal of Civil Engineering, Vol. 24, No. 7, pp. 2224-2231 (IF=1.805).

10. Lee, J.W., Kim, H.W., and Oh, T.M.*ca (2020), “Acoustic Emission Characteristics during Uniaxial Compressive Loading for concrete Specimens according to Sand Content Ratio”, KSCE Journal of Civil Engineering, Vol. 24, No.9, pp. 2808-2823 (IF=1.805).

11. Lee, H.B. and Oh, T.M.*ca, and Park, C. (2020), “Analysis of Permeability in Rock Fracture with the Effective Stress at Deep Depth”, Geomechanics and Engineering, Vol. 22, No. 5, pp. 375-384 (IF=3.223).

12. Oh, T.M., Kim, M.K., Lee, J.W., Kim, H.W., and Kim, M.J. (2020), “Experimental Investigation on Effective Distance of Acoustic Emission in Concrete Structure”, Applied Sciences, Vol. 10, No. 17, # 6051 (IF=2.679).

13. Kim, Y.M., Han. G., Oh, T.M., Kim, H.W., Kim, J.S. and Kwon, T.H. (2020), “An Integrated Approach to Real-Time Acoustic Emission Damage Source Localization in Piled Raft Foundations”, Applied Sciences, Vol. 10, No. 23, # 8727 (IF=2.679).

14. Lee, H.B., Oh, T.M.*ca, and Lee, J.W. (2021), “Evaluation of grout penetration in single rock fracture using electrical resistivity”, Geomechanics and Engineering, Vol. 24, No. 1, pp. 1-14 (IF=3.223).

15. Cha Y.H., Oh, T.M., Hwang, H.J., and Cho, G.C. (2021), “Simple Approach for Evaluation of Abrasive Mixing Efficiency for Abrasive Waterjet Rock Cutting”, Applied Sciences, Vol. 11, No. 4, # 1543 (IF=2.838).

16. Cha, Y.H., Oh, T.M., Joo, G.W., and Cho, G.C. (2021), “Performance and Reuse of Steel Shot in Abrasive Waterjet Cutting of Granite”, Rock Mechanics and Rock Engineering, https://doi.org/10.1007/s00603-020-02332-8 (IF=6.518).

17. Jierula, A., Wang, S., Oh, T.M., and Wang, P. (2021), “Studies on accuracy metrics for evaluating the predictions of damage locations in deep piles using artificial neural network with acoustic emission data”, Applied Sciences, Vol. 11, No. 5, # 2314 (IF=2.838).

18. Jierula, A., Oh, T.M.*ca, Wang, S., Lee, J.H., Kim, H.W., and Lee, J.W. (2021), “Detection of Damage locations and Damage Steps for Pile Foundations using Acoustic Emissions with Deep Learning Technology”, Frontiers of Structural and Civil Engineering, Vol. 15, No. 2, pp. 318-332 (IF=3.252).

19. Lee, H.B., Lee, J.W., and Oh, T.M.*ca (2021), “Estimation of Permeability of Artificial Single Rock Fracture using Electrical Resistivity”, Journal of Rock Mechanics and Geotechnical Engineering, Vol. 13, No. 4, pp. 787-797 (IF=5.915).

20. Jierula, A., Wang, S*., Oh, T.M.*ca, Lee, J.W., and Lee, J.H. (2021), “Detection of Source Locations in RC Columns Using Machine Learning with Acoustic Emission Data”, Engineering Structures, Vol. 246, Article 112992 (IF=5.582).

21. Han, G., Kim, Y.M., Kim, H.W., Oh, T.M., Song, K.I., Kim, A.Y., Kim, Y.C., and Kwon, T.H. (2021), “Auto-detection of acoustic emission signals from cracking of concrete structures using convolutional neural networks: Upscaling from specimen”, Expert Systems with Applications, Vol. 186, Article 115863 (IF=8.665).

22. Oh, T.M., Baek, S., Kong, T.H., Koh, S, Ahn, J., and Kim, W. (2022), “Hyperspectral Remote Sensing of TiO2 Concentration in Cementitious Material Based on Machine Learning Approaches”, Remote Sensing, Vol. 14, No. 1, Article 189 (IF=5.349).