Recent publications

(*corresponding author)

Choi, C.E. and Nikooei, M.* (2022) Revealing the Physics of Sediment Ploughing by Geophysical Mass Flows: Depth-averaged Approach. Computers and Geotechnics, (accepted).

Choi, C.E. and Yu, J.* (2022) Mesoscopic Dimensional Analysis of Submarine Debris Flows: Implications for Physical Modelling. Granular Matter, (accepted).

Du, J., Yu, J., and Choi, C.E.* (2022). Effects of Bed Permeability and Roughness on the Mobility of Submarine Debris Flows: Experimental Insights. Landslides, (accepted).

Du J., Choi C.E.* and Yu J. (2022) Mechanisms of submarine debris flow growth. Journal of Geophysical Research: Earth Surface, (accepted).

Choi C.E., Zhang J.* and Liang, Z. (2022) Towards realistic predictions of microplastic fibre transport: secondary motions. Water Research, (accepted). 

Nikooei M. and Choi C.E.* (2022) Depth-Averaged Modelling of the Decay of Granular Flows by Deposition. Computers and Geotechnics, (accepted).

Zhang, J. and Choi, C.E.* (2022) Improved settling velocity for microplastic fibers: a new shape-dependent drag model. Environmental Science & Technology56(2):962-973. 

Ng, C.W.W., Majeed, U. and Choi, C.E.* (2022) Overflow and landings mechanisms of multiple rigid barriers: effects of solid fraction. Géotechnique, (accepted).

Ng, C.W.W., Liu, H.*, Choi, C.E., Bhatta A. and Zheng, M. (2022) Effects of basal clearance on the impact dynamics of dry granular flow against dual rigid barriers. Canadian Geotechnical Journal, (

Song, P. and Choi, C.E.* (2021) Revealing the importance of capillary and collisional stresses on soil bed entrainment by debris flows. Journal of Geophysical Research: Earth Surface26(5):e2020JF005930.

Goodwin, S.R. and Choi, C.E.* (2021) Translational inertial effects and scaling considerations for coarse granular flows impacting landslide-resisting barriers. Journal of Geotechnical and Geoenvironmental Engineering (ASCE)147(12):04021153.

Goodwin, S.R. and Choi, C.E.* (2021) A depth-averaged SPH study on spreading mechanisms of geophysical flows in debris basins: implications for terminal barrier design requirements. Computers and Geotechnics, 141:104503.

Goodwin, S.R., Choi, C.E.and Yune, C. (2021) Towards rational use of baffle arrays on sloped and horizontal terrain for filtering boulders. Canadian Geotechnical Journal, 58(10):1571-1589.

Su, Y., Choi, C.E.* and Wang, Y. (2021) Towards realistic simulations of the impact dynamics of boulders on rock-filled gabion: Combined effects of rock shapes and their crushing strength. Engineering Geology, 283:0013-7592.

Choi C.E. and Goodwin S.R.* (2021) Effects of interactions between transient granular flows and macroscopically rough beds and their implications for bulk flow dynamics. Canadian Geotechnical Journal, 58(12):1943-1960. 

Vicari H., Ng C.W.W., Nordal S., Thakur V., De Silva W.A.R.K., Liu H. and Choi C.E.* (2021) The Effects of Upstream Flexible Barrier on the Debris Flow Entrainment and Impact dynamics on a Terminal Barrier. Canadian Geotechnical Journal, (

Yang E., Bui H.H.*, Nguyen G.D., Choi C.E., Ng C.W.W., Sterck H.D. and Bouazza A. (2021) Numerical investigation of the mechanisms of granular flow impact on rigid control structures. Acta Geotechnica, 16:2505-2527.

Ng, C.W.W., Liu, H.*, Choi, C.E., Kwan, J.S.H., and Pun, W.K. (2021) Impact dynamics of boulder-enriched debris flow on a rigid barrier. Journal of Geotechnical and Geoenvironmental Engineering (ASCE), 147(3):04021004.

Choi, C.E., Ng, C.W.W., Liu, H.* and Wang, Y. (2020) Interaction between dry granular flow and rigid barrier with basal clearance: analytical and physical modelling. Canadian Geotechnical Journal, 57(2):236-245.

Su, Y. and Choi, C.E.* (2020) Effects of rock shape on the cushioning mechanics of rock-filled gabions. Acta Geotechnica, 16:1043-1052.

Ng, C.W.W., Wang, C., Choi, C.E.*, De Silva, W.A.R.K. and Poudyal, S. (2020) Effects of barrier deformability on load reduction and energy dissipation of granular flow impact. Computers and Geotechnics, 121:103445.

Choi C.E. and Goodwin, S.R.* (2020) Interaction between granular flows and flexible obstacles: A grain-scale investigation. Computers and Geotechnics, 128:103800.

Goodwin, S.R. and Choi, C.E.* (2019) Slit structures: fundamental mechanisms of mechanical trapping of granular flows. Computers and Geotechnics, 119:103376.