Selected Papers
See Google Scholar for a complete list of our publications. Choo group members are underlined.
2025
Crack opening calculation in phase-field modeling of fluid-filled fracture: A robust and efficient strain-based method
Fei, F. & Choo, J. Computers and Geotechnics, 177, 106890. doi:10.1016/j.compgeo.2024.106890
2024
Pore-morphology-based estimation of the freezing characteristic curve of water-saturated porous media
Suh, H., Na, S. & Choo, J. Water Resources Research, 60(8), e2024WR037035. doi:10.1029/2024WR037035
Phase-field modeling of geologic fractures
Choo, J. Frontiers in Built Environment, 10, 1378966. doi:10.3389/fbuil.2024.1378966
[Rising Star in Geotechnical Engineering Award Paper]
Unstructured moving least squares material point methods: a stable kernel approach with continuous gradient reconstruction on general unstructured tessellations
Cao, Y., Zhao, Y., Li, M., Yang, Y., Choo, J., Terzopoulos, D. & Jiang, C. Computational Mechanics, 2024. doi:10.1007/s00466-024-02524-x
Data-driven discovery of interpretable water retention model for deformable porous media
Suh, H.S., Song, J.Y., Kim, Y., Yu, X. & Choo, J. Acta Geotechnica, 19, 3821-3835, 2024. doi:10.1007/s11440-024-02322-y
Mapped material point method for large deformation problems with sharp gradients and its application to soil-structure interactions
Zhao, Y., Li, M., Jiang, C. & Choo, J. International Journal for Numerical and Analytical Methods in Geomechanics, 48(9), 2334-2355, 2024. doi:10.1002/nag.3731
Intermediate principal stress effects on the 3D cracking behavior of rocks under true triaxial compression
Sun, Y., Fei, F., Wong, L.N.Y. & Choo, J. Rock Mechanics and Rock Engineering, 57, 4607–4634, 2024. doi:10.1007/s00603-024-03777-x
2023
Coupled material point and level set methods for simulating soils interacting with rigid objects with complex geometry
Zhao, Y., Choo, J., Jiang, Y. & Li, L. Computers and Geotechnics, 163, 105708, 2023. doi:10.1016/j.compgeo.2023.105708
Erosion and transport of dry soil bed by collisional granular flow: Insights from a combined experimental–numerical investigation
Jiang, Y., Song, P., Choi, C.E. & Choo, J. Journal of Geophysical Research: Earth Surface, 128(9), e2023JF007073, 2023. doi:10.1029/2023JF007073
Circumventing volumetric locking in explicit material point methods: A simple, efficient, and general approach
Zhao, Y., Jiang, C. & Choo, J. International Journal for Numerical Methods in Engineering, 124(23), 5334-5355, 2023. doi:10.1002/nme.7347
[ASCE EMI 2023 Poromechanics Competition Winner]
Size effects on the strength and cracking behavior of flawed rocks under uniaxial compression: from laboratory scale to field scale
Choo, J., Sun, Y. & Fei, F. Acta Geotechnica, 18, 3451–3468, 2023. doi:10.1007/s11440-023-01806-7
Revealing the role of forests in the mobility of geophysical flows
Liang, Z., Choi, C.E., Zhao, Y., Jiang, Y. & Choo, J. Computers and Geotechnics, 155, 105194, 2023. doi:10.1016/j.compgeo.2022.105194
Extended Barton–Bandis model for rock joints under cyclic loading: Formulation and implicit algorithm
Fei, F. & Choo, J. International Journal for Numerical and Analytical Methods in Geomechanics, 47(3), 349–369, 2023. doi:10.1002/nag.3472
A phase-field model for quasi-dynamic nucleation, growth, and propagation of rate-and-state faults
Fei, F., Mia, M.S., Elbanna, A.E. & Choo, J. International Journal for Numerical and Analytical Methods in Geomechanics, 47(2), 187–211, 2023. doi:10.1002/nag.3465
2022
Hybrid continuum–discrete simulation of granular impact dynamics
Jiang, Y., Zhao, Y., Choi, C.E. & Choo, J. Acta Geotechnica, 17, 5597–5612, 2022. doi:10.1007/s11440-022-01598-2
Effects of internal airflows on the heat exchange potential and mechanics of energy walls
Dai, Q., Rotta Loria, A.F. & Choo, J. Renewable Energy, 197, 1069–1080, 2022. doi:10.1016/j.renene.2022.07.135
Convergent graph solvers
Park, J. Choo, J. & Park, J. International Conference on Learning Representations (ICLR), 2022. OpenReview
A barrier method for frictional contact on embedded interfaces
Zhao, Y., Choo, J., Jiang, Y., Li, M., Jiang, C. & Soga, K. Computer Methods in Applied Mechanics and Engineering, 393, 114820, 2022. doi:10.1016/j.cma.2022.114820
Phase-field modeling of rock fractures with roughness
Fei, F., Choo, J., Liu, C. & White, J.A. International Journal for Numerical and Analytical Methods in Geomechanics, 46(5), 841–868, 2022. doi:10.1002/nag.3317
[Top Downloaded Article 2022]
2021
Impacts of saturation-dependent anisotropy on the shrinkage behavior of clay rocks
Ip, S.C.Y., Choo, J. & Borja, R.I. Acta Geotechnica, 16(11), 3381–3400, 2021. doi:10.1007/s11440-021-01268-9
Shear fracture energies of stiff clays and shales
Choo, J., Sohail, A., Fei, F. & Wong, T.-f. Acta Geotechnica, 16(7), 2291–2299, 2021. doi:10.1007/s11440-021-01145-5
A locally conservative mixed finite element framework for coupled hydro-mechanical-chemical processes in heterogeneous porous media
Kadeethum, T., Lee, S., Ballarin, F., Choo, J. & Nick, H.M. Computers & Geosciences, 152, 104774, 2021. doi:10.1016/j.cageo.2021.104774
Double-phase-field formulation for mixed-mode fracture in rocks
Fei, F. & Choo, J. Computer Methods in Applied Mechanics and Engineering, 376, 113655, 2021. doi:10.1016/j.cma.2020.113655
An anisotropic viscoplasticity model for shale based on layered microstructure homogenization
Choo, J., Semnani, S.J. & White, J.A. International Journal for Numerical and Analytical Methods in Geomechanics, 45(4), 502–520, 2021. doi:10.1002/nag.3167
[Top Downloaded Article 2019-2020 | Top Cited Article 2021-2022]
2020
A phase-field model of frictional shear fracture in geologic materials
Fei, F. & Choo, J. Computer Methods in Applied Mechanics and Engineering, 369, 113265, 2020. doi:10.1016/j.cma.2020.113265
[ASCE EMI 2021 Computational Mechanics Competition Runner Up]
Stabilized material point methods for coupled large deformation and fluid flow in porous materials
Zhao, Y. & Choo, J. Computer Methods in Applied Mechanics and Engineering, 362, 112742, 2020. doi:10.1016/j.cma.2019.112742
[ASCE EMI 2021 Poromechanics Competition Winner]
A phase-field method for modeling cracks with frictional contact
Fei, F. & Choo, J. International Journal for Numerical Methods in Engineering, 121(4), 740–762, 2020. doi:10.1002/nme.6242
2019
Stabilized mixed continuous/enriched Galerkin formulations for locally mass conservative poromechanics
Choo, J. Computer Methods in Applied Mechanics and Engineering, 357, 112568, 2019. doi:10.1016/j.cma.2019.112568
On the preferential flow patterns induced by transverse isotropy and non-Darcy flow in double porosity media
Zhang, Q., Choo, J. & Borja, R.I. Computer Methods in Applied Mechanics and Engineering, 353, 570–592, 2019. doi:10.1016/j.cma.2019.04.037
2018
Mohr–Coulomb plasticity for sands incorporating density effects without calibration
Choo, J. International Journal for Numerical and Analytical Methods in Geomechanics, 42(18), 2193–2206, 2018. doi:10.1002/nag.2851
Large deformation poromechanics with local mass conservation: An enriched Galerkin finite element framework
Choo, J. International Journal for Numerical Methods in Engineering, 116(1), 66–90, 2018. doi:10.1002/nme.5915
Enriched Galerkin finite elements for coupled poromechanics with local mass conservation
Choo, J. & Lee, S. Computer Methods in Applied Mechanics and Engineering, 341, 311–332, 2018. doi:10.1016/j.cma.2018.06.022
Liquid CO2 fracturing: Effect of fluid permeation on the breakdown pressure and cracking behavior
Ha, S.J., Choo, J. & Yun, T.S. Rock Mechanics and Rock Engineering, 51(11), 3407–3420, 2018. doi:10.1007/s00603-018-1542-x
Cracking and damage from crystallization in pores: Coupled chemo-hydro-mechanics and phase-field modeling
Choo, J. & Sun, W. Computer Methods in Applied Mechanics and Engineering, 335, 347–379, 2018. doi:10.1016/j.cma.2018.01.044
Coupled phase-field and plasticity modeling of geological materials: From brittle fracture to ductile flow
Choo, J. & Sun, W. Computer Methods in Applied Mechanics and Engineering, 330, 1–32, 2018. doi:10.1016/j.cma.2017.10.009
2017
Mixed Arlequin method for multiscale poromechanics problems
Sun, W., Cai, Z. & Choo, J. International Journal for Numerical Methods in Engineering, 111(7), 624–659, 2017. doi: 10.1002/nme.5476
2016
Cam-Clay plasticity, Part VIII: A constitutive framework for porous materials with evolving internal structure
Borja, R.I. & Choo, J. Computer Methods in Applied Mechanics and Engineering, 309, 653–679, 2016. doi:10.1016/j.cma.2016.06.016
Rock moisture dynamics, preferential flow, and the stability of hillside slopes
Borja, R.I. Choo, J. & White, J.A. Ch. 20 in Multi-hazard Approaches to Civil Infrastructure Engineering, Springer, 2016. doi:10.1007/978-3-319-29713-2_20
Hydromechanical modeling of unsaturated flow in double porosity media
Choo, J., White, J.A. & Borja, R.I. International Journal of Geomechanics, 16(6), D4016002, 2016. doi: 10.1061/(ASCE)GM.1943-5622.0000558
2015
Stabilized mixed finite elements for deformable porous media with double porosity
Choo, J. & Borja, R.I. Computer Methods in Applied Mechanics and Engineering, 293, 131–154, 2015. doi: 10.1016/j.cma.2015.03.023
Numerical investigation of the at-rest earth pressure coefficient of granular materials
Yun, T.S. Lee, J., Lee, J. & Choo, J. Granular Matter, 17(4), 413–418, 2015. doi:10.1007/s10035-015-0569-x
2013 and earlier
Effect of pre-shear stress path on nonlinear shear stiffness degradation of cohesive soils
Choo, J., Jung, Y.-H., Cho W. & Chung, C.-K.. Geotechnical Testing Journal, 36(2), 198–205, 2013. doi:10.1520/GTJ20120116
Evolution of pore characteristics in the 3D numerical direct shear test
Kang, D.H., Choo, J. & Yun, T.S. Computers and Geotechnics, 49, 53–61, 2013. doi:10.1016/j.compgeo.2012.10.009
Stress-induced evolution of anisotropic thermal conductivity of dry granular materials
Choo, J., Kim, Y., Lee, J.H. Yun, T.S., Lee, J. & Kim, Y.S. Acta Geotechnica, 8(1), 91–106, 2013. doi:10.1007/s11440-012-0174-7
Patterns of nonlinear shear stiffness degradation of reconstituted clay with different stress histories
Jung, Y.-H. Choo, J. & Chung, C.-K. Marine Georesources and Geotechnology, 31(4), 309–331, 2012. doi:10.1080/1064119x.2012.676158
Quantifying the distribution of paste-void spacing of hardened cement paste using X-ray computed tomography
Yun, T.S., Kim, K.Y. Choo, J. & Kang, D.H. Materials Characterization, 73, 137–143, 2012. doi:10.1016/j.matchar.2012.08.008
Determination of air-void parameters of hardened cement-based materials using X-ray computed tomography
Kim, K.Y., Yun, T.S., Choo, J., Kang, D.H. & Shin, H.S. Construction and Building Materials, 37, 93–101, 2012. doi:10.1016/j.conbuildmat.2012.07.012
Effect of directional stress history on anisotropy of initial stiffness of cohesive soils measured by bender element tests
Choo, J., Jung, Y.-H. & Chung, C.-K. Soils and Foundations, 51(4), 737–747, 2011. doi:10.3208/sandf.51.737