• • Jierula, A.*ca, Li, H., Oh, T.M., Li, X., Wu, J., Zhao, S., and Chen, Y. (2025) Multi-Objective Optimization of Steel Slag–Ceramsite Foam Concrete via Integrated Orthogonal Experimentation and Multivariate Analytics: A Synergistic Approach Combining Range–Variance Analyses with Partial Least Squares Regression, Applied Science, https://doi.org/10.3390/app15158591 (2024 IF=2.5, JCR=28.3%)

  • Ding, S., Jierula, A., Kali, A., Han, T., and Oh, T.M. (2025) Multi-dimensional AE signal features in eccentrically loaded concrete structures: A machine learning classification for damage progression, Applied Sciences, https://doi.org/10.3390/app15137243 (2024 IF=2.5, JCR=28.3%)

  • Song, K.I., Kim, S.H., Lee, J.W., Kim, H.W., and Oh, T.M.*ca  (2025) Influence of joint stiffness and roughness on elastic wave propagation in jointed rock masses, KSCE Journal of Civil Engineering, https://doi.org/10.1016/j.kscej.2025.100179 (2024 IF=2.0, JCR=53.8 %)

  • Park, J.S., Go, Y.W., and Oh, T.M.*ca (2025) Evaluating the relationship between RMR and Q-system for improved classification of faulted rocks and weak rocks, Scientific reports, Vol. 15, 17121, https://doi.org/10.1038/s41598-025-01985-1  (2024 IF=3.9, JCR=18.1%)

  • Cha, H.J., Park, J.S., Song, K.I., Park, J.H., and Oh, T.M.*ca (2025) Experimental Investigation of cutting performance for cast iron pipe in utility tunnel, Geomechanics and Engineering, Vol. 41, No. 1, pp 043, https://doi.org/10.12989/gae.2025.41.4.043 (2024 IF=2.4, JCR=42.9%)

  • Cha, Y.H., Hwang, H.J., Kim, J.S., and Oh, T.M.*ca (2025) Plain waterjet cutting for concrete plug dismantling in disposal research tunnel, Nuclear Engineering and Technology, 103665, https://doi.org/10.1016/j.net.2025.103665 (2024 IF=2.6, JCR=15.9%)

  • Weon, J.H., Lee, J.W., and Oh, T.M.*ca (2025) Bleeding characteristics of cement grouts under high-temperature conditions, Tunnel & Underground Space, Vol. 35, No. 2, 2025, pp. 166-178 (KCI)

  • Lee, J.H., Weon, J.H., Charles, P. Aubeny, Song, Qin, and Oh, T.M.*ca (2025) Evaluation of anchor performance of floating offshore wind turbines in sandy soils, Journal of the Korean Geotechnical Society, Vol. 41, No. 2, April 2025, pp. 15-26 (KCI)

  • Cha, H.J., Park, J.S., and Oh, T.M.*ca (2025) Fragmentation characteristics of abrasive particles for hard rock drilling with waterjet energy parameter, Journal of Rock Mechanics and Geotechnical Engineering, Vol. 6, No. 6, https://doi.org/10.1016/j.jrmge.2024.09.037 (2024 IF=10.2, JCR=0.8%)

  • Hwang, H.J., Cha, Y., Oh, T.M., and Cho, G.C.*ca (2025) Improvement of granite and concrete cutting efficiency using mixed-abrasives, International Journal of Rock Mechanics and Mining Sciences, 185, 105970. https://doi.org/10.1016/j.ijrmms.2024.105970 (2024 IF=7.5, JCR=3.8%)

2024│

• • Kim, M.J., Kim, H.W., Lee, J.W., and Oh, T.M.*ca (2024) Assessment of Foundation Damage During Earthquakes Using Acoustic Emission Monitoring: An Experimental Study on the Shaking Table Test, Soils and Foundations, Vol. 64, No. 6, 101473 https://doi.org/10.12989/gae.2024.37.6.577 (2024 IF=3.3, JCR=37.7%)

  • Lee, J.W., Kim, J. S., Hong, C. H., and Oh, T. M.*ca (2024) Permeability Monitoring of Underground Concrete Structures using Elastic wave Characteristics with Biot's Model, Scientific Reports, Vol. 14, 22110 (2024 IF=3.9, JCR=18.1%) 

  • Kim, M. J., Ryu, D. W., and Oh, T. M.*ca (2024) Characteristics of S-wave and P-wave velocities in Gyeongju - Pohang regions of South Korea: Correlation analysis with strength and modulus of rocks and N values of soils, Geomechanics and Engineering, Vol. 37, No. 6 (2024) 577-590 (2024 IF=2.4, JCR=42.9%)

  • Kong, T. H., Do, H. J., Lee, H.B., and Oh, T. M.*ca (2024) Porosity Evaluation of Coarse Fillings in Single Joint for Artificial Rock Using Electrical Resistivity, Rock Mechanics and Rock Engineering, Vol. 57 No. 9, PP.7175-7185  (2024 IF=6.6, JCR=10%)

  • Cha, Y., Lee, H., Kim, J.S., and Oh, T. M.*ca (2024) Granite cutting performance depending on the traverse speed in abrasive waterjet multi-cutting, International Journal of Advanced Manufacturing Technology, Vol. 132, No. PP. 3771-3783  (2024 IF=3.1, JCR=36.5%)

  • Lee, J.W., Park, E.S., Choi, J.H., and Oh, T. M.*ca and Kim, M.J. (2024) Acoustic emission characteristics during damage-zone formation around a circular opening, Geomechanics and Engineering, Vol. 36, No. 5, 511-525 (2024 IF=2.4, JCR=42.9%)

  • Lee, J.W., Oh, T. M.*ca, Kim, H. W., Kim, M.J., and Song, K. I. (2024) Acoustic emission characteristics under the influence of different stages of damage in granite specimens, Geomechanics and Engineering, Vol. 37, No. 2, 149-166 (2024 IF=2.4, JCR=42.9%)

  • Jafri, T. H., Nawaz, M. N., Park, J.S., Jaffar, S. T. A Hussain, R., and Oh, T.M.*ca (2024) Predicting the rock cutting performance indices using gene expression, Modeling Earth Systems and Environment https://doi.org/10.1007/s40808-024-02097-x (2024 IF=2.9, JCR=53.1%)

  • Lee, J.W., Kim, M.J., Weon, J.H., Yu, J.S., Kwon, S.Y., Ryu, H.H., Jo, S.A., and Oh, T.M.*ca (2024) A systematic review of durability performance for backfill materials in tunnel tail voids, Journal of Korean Tunnelling Underground Space Association 26(6)729-748 https://doi.org/10.9711/KTAJ.2024.26.6.729 (KCI)

  • Park, J.H., Song, K.I.*ca, Oh, T.M., Cha, H.J., and Choo, H.Y. (2024) Workspace analysis for the replacement and transfer of facilities in aging utility tunnels in Korea, Journal of Korean Tunnelling Underground Space Association 26(6)623-632 https://doi.org/10.9711/KTAJ.2024.26.6.623 (KCI)

2023│

• • Do, H., Oh, T. M.*ca, & Lee, H. (2023). Analysis of electrical resistivity characteristics according to the mixing ratio of coarse fillings in artificial rock joint. Journal of Korean Tunnelling and Underground Space Association, 25(2), 141-155 (in Korean).

  • Joo, G. W., Oh, T. M.*ca, Hwang, H. J., & Cho, G. C. (2023). Evaluating the efficacy of recycled garnet abrasives in enhancing hard rock cutting performance of abrasive waterjet systems. International Journal of Rock Mechanics and Mining Sciences, 167, 105407. (IF=7.0) 

  • Jo, S. A., Jung, J. H., Ryu, H. H., Park, J. S., Oh, T. M.*ca (2023). A study on the utilization of abrasive waterjet for mechanical excavation of hard rock in vertical shaft construction. Journal of Korean Tunnelling Underground Space Association, vol.25, no.5, pp. 357-371 (in Korean). 

  • Nawaz, M. N., Nawaz, M. M., Awan, T. A., Jaffar, S. T. A., Jafri, T. H., Oh, T. M., Hassan, W. & Azab, M. (2023). A sustainable approach for estimating soft ground soil stiffness modulus using artificial intelligence. Environmental Earth Sciences,82(23), 579 (IF=2.8) 

  • Kim, J. Y., Weon, J. H., Lee, J. W., Oh, T. M.*ca (2023). Analysis of grout injection distance in single rock joint. Journal of Korean Tunnelling and Underground Space Association, 25(6), 541-554 (in Korean).

  • Lee, H. M., Kim, C. M., Bae, C. H.*, Choi, H. Y., Park. S., Oh, T. M. (2023). A study on the condition assessment of large diameter water valves using non-destructive technologies. Journal of Korean Society of Water and Wastewater Vol. 37, No. 4, August (in Korean).

2022│

• • 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=4.848). 

  • Nawaz, M. N., Ali, A. S., Jaffar, S. T. A., Jafri, T. H., Oh, T. M.*ca, Abdallah, M., Karam, S., and Azab, M. (2022), Cost-Based Optimization of Isolated Footing in Cohesive Soils Using Generalized Reduced Gradient Method. Buildings, Vol. 12, No. 10, Article 1646 (IF=3.324).

  • Park, J.S., Cha, H.J., Cho, S.A., Jung, J.H., and Oh, T.M.*ca (2022), “Comparative Analysis of Cutting Performance for Basalt and Granite according to Abrasive Waterjet Parameters”, Journal of Korean Tunnelling and Underground Space Association, Vol. 24, No. 5, pp. 395-409 (in Korean).

  • Lee, J.W., Kim, J.Y., Weon, J.H., and Oh, T.M.*ca (2022), “Time-dependent Characteristics of Viscous Fluid for Rock Grouting”, Journal of Korean Tunnelling and Underground Space Association, Vol. 24, No. 6, (in Korean).

2021│

• • 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=2.679).

  •  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).

  • 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=6.730).

  • 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=2.679).

  • 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=2.370)

  • 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=4.338). 

  • 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=4.471).

  • 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=6.954).

  • Oh, T.M.*ca, Park, D.Y., Park, J.S., and Cho, G.C. (2021), “Analysis of Rock Removal Shape according to Overlapping Width of Waterjet Cutting”, Journal of Korean Tunnelling and Underground Space Association, Vol. 23, No. 3, pp. 167-181 (in Korean).

  • Park, J.S., Cha, H.J., Hong, E.S., Jun, H.W., and Oh, T.M.*ca (2021), “Analysis of Drilling Performance and Shape for Granite according to Operating Parameters of Waterjet Nozzles”, Journal of Korean Tunnelling and Underground Space Association, Vol. 23, No. 6, pp. 589-604 (in Korean).

  • Lee, J.W., Weon, J.H., Choi, H.Y., and Oh, T.M.*ca (2021), “Analysis of Viscosity and Bleeding Characteristics of Grouting materials according to the Proportion of Bentonite”, LHI Journal, Vol. 12, No. 4, pp. 127-137 (in Korean).

2020│

• • 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).

  • 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).

  • 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).

  • 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).

  • 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).

  • 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).

  • Kong, T.H., Lee, J.W., Ye, J.H., Ahn, J.H., and Oh, T.M.*ca (2020), “Electrical Resistivity Characteristics for Cement Specimens with TiO2 according to Activated Carbon Content”, Journal of Korean Tunnelling and Underground Space Association, Vol. 22, No. 5, pp. 591-610 (in Korean).

  • Kang, H., Park, J.W., Park, C., Oh, T.M., and Cho, J.W. (2020), “Calculation Method for Nominal Area of Rock Core Specimen During Direct Shear Test”, Tunnel & Underground Space, Vol. 30, No. 6, pp. 551-558 (in Korean).

2019│

• • 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).

  • 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).

  • 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).

  • 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).

  • 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).

  • Kim, H.W., Oh, T.M.*ca, Lee, J.W., Kim, M.J., and Baek, Y. (2019), “Study of the Feasibility of a Damage-locating Device for Concrete Foundation Piles using Numerical Simulation”, J. Korea Soc. Hazard Mitig., Vol. 19, No. 3, pp. 209-216 (in Korean).

  • Han, G., Oh, T.M, Kim, H.W., Song, K., Kim, Y., and Kwon, T.H. (2019), “Determination of Crack Signals Using the Deep Learning Technique Based on a 1D Convolutional Neural Network for Smart Detection of Structural Damage Cracking”, J. Korea Soc. Hazard Mitig., Vol. 19, No. 4, pp. 1-7 (in Korean).

  • Lee, J.W., Oh, T.M.*ca Kim, H.W., Kim, M.J., and Song, K.I. (2019), “Analysis of Acoustic Emission Parameters According to Failure of Rock Specimens”, Journal of Korean Tunnelling and Underground Space Association, Vol. 21, No. 5, pp. 657-673 (in Korean).

  • Oh, T.M.*ca, Park, D.Y., and Kong, T.H. (2019), “Performance Analysis of Sand Abrasives for Economical Rock Cutting using Waterjet”, Journal of Korean Tunnelling and Underground Space Association, Vol. 21, No. 6, pp. 763-778 (in Korean).

2018│

• • Kim, H.W., Oh, T.M.*ca, Kim, M.K., Lee, J.W., and Baek, Y. (2018), “Case Study on the Foundation Design of Super High-rise Buildings”, J. Korea Soc. Hazard Mitig., Vol. 18, No. 2, pp. 317-327 (in Korean).

  • Kim, M.K., Oh, T.M.*ca, Kim, H.W., and Lee, J.W. (2018), “Determination of Elastic Velocity of Plate-like Specimen for Estimation of Structural Damage Location”, J. Korea Soc. Hazard Mitig., Vol. 18, No. 6, pp. 249-258 (in Korean).

Prior to the Pusan National University Appointment│