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Faculty
Jidong ZHAO (趙吉東) PhD , Tsinghua

Associate Professor

Email: jzhao@ust.hk
Homepage: http://jzhao.people.ust.hk/

RESEARCH POSITIONS AVAILABLE

Geo Logo Multiple PhD scholarships and postdoc research fellow positions are available now (as of Sept 2015). Please visit Prof Jidong Zhao's Geomechanics Homepage (http://jzhao.people.ust.hk/) (or click the group logo on the left) for more information.

RESEARCH INTERESTS:
  • Multi-scale modeling of granular materials
  • Constitutive modeling in soil mechanics
  • Micro-mechanics of granular materials
  • Coupled multi-physics modeling of granular media
  • Modeling of debris flow and landslide

TEACHING

  • CIVL4000L: Soil Slope Engineering
  • CIVL4720: Geotechnical Analysis and Design
  • CIVL4750: Numerical Solutions to Geotechnical Problems
  • CIVL5730: Theoretical and Computational Soil Mechanics
  • CIEM 6000F: Fundamentals of Geomechanics
SELECTED PUBLICATIONS
  • Zhao, J.D., Guo, N. (2015). The interplay between anisotropy and strain localisation in granular soils: a multiscale insight. Geotechnique. 65(8): 642-656.
  • Guo, N., Zhao, J.D. (2015). Multiscale insights into classical geomechanics problems. International Journal for Numerical and Analytical Methods in Geomechanics. In press. doi: 10.1002/nag.2406
  • Jiang, H., Zhao, J.D. (2015). A simple three-dimensional failure criterion for rocks based on the Hoek-Brown criterion. Rock Mechanics and Rock Engineering. 48(5): 1807-1819.
  • Zhao, J.D., Gao, Z.W. (2015). Unified anisotropic elasto-plastic model for sand. Journal of Engineering Mechanics. 04015056.
  • Gao, Z.W., Zhao, J.D. (2015). Constitutive modeling of anisotropic sand behavior in monotonic and cyclic loading. Journal of Engineering Mechanics. 04015017.
  • Jiang, H., Zhao, J.D. (2015). Calibration of the continuous surface cap model for concrete. Finite Elements in Analysis and Design. 97: 1-19.

  • Guo, N., Zhao, J.D. (2014). A coupled FEM/DEM approach for hierarchical multiscale modelling of granular media. International Journal for Numerical Methods in Engineering. 99: 789-818.
  • Mollon, G., Zhao, J.D. (2014). 3D Generation of Realistic Granular Samples Based on Random Fields Theory and Fourier Shape Descriptors. Computer Methods in Applied Mechanics and Engineering. 279: 46-65.
  • Guo, N., Zhao, J.D. (2014). Local fluctuations and spatial correlations in granular flow under constant-volume quasi-static shear. Physical Review E 89: 042208.
  • Shan, T., Zhao, J.D. (2014). A coupled CFD-DEM analysis of granular flow impacting on water reservoir. Acta Mechanica. 225(8): 2449-2470.
  • Yin, Z.Y., Zhao, J.D., Hicher, P.Y. (2014). A micromechanics-based model for sand-silt mixtures. International Journal of Solids and Structures. 51(6): 1350-1363.
  • Zhao, J.D., Guo, N. (2014). Rotational Resistance and Shear-induced Anisotropy in Granular Media. Acta Mechanica Solida Sinica. 27(1): 1-14.
  • Gao, Z.W., Zhao, J.D., Li, X.S., Dafalias, Y.F. (2014). A Critical State Sand Plasticity Model Accounting for Fabric Evolution. International Journal for Numerical and Analytical Methods in Geomechanics. 38(4): 370-390.

  • Mollon, G., Zhao, J.D. (2013). Characterization of fluctuations in granular hopper flow. Granular Matter. 15(6): 827-840.
  • Gao, Z.W., Zhao, J.D. (2013). Strain Localization and Fabric Evolution in Sand. International Journal of Solids and Structures. 50: 3634-3648.
  • Zhao, J.D., Guo, N. (2013). Unique critical state characteristics in granular media considering fabric anisotropy. Geotechnique. 63(8), 695-704.
  • Guo, N., Zhao J.D. (2013). The Signature of shear-induced anisotropy in granular media. Computers and Geotechnics. 47: 1-15.
  • Gao, Z.W., Zhao, J.D., (2013). Evaluation on failure of fiber-reinforced sand. Journal of Geotechnical and Geoenvironmental Engineering ASCE. 139, 95-106.
  • Zhao, J.D., Shan, T. (2013). Coupled CFD-DEM simulation of fluid-particle interaction in geomechanics. Powder Technology. 239, 248-258.
  • Liu, F.T., Zhao, J.D. (2013). Limit analysis of slope stability by rigid finite element method and linear programming considering rotational failure. International Journal of Geomechanics ASCE. 13(6): 827-839.
  • Kong, Y.X., Zhao, J.D., Yao, Y.P. (2013). A failure criterion for cross-anisotropic soils considering microstructure. Acta Geotechnica. 8: 665-673.
  • Liu, F.T., Zhao, J.D. (2013). Upper Bound Limit Analysis Using Radial Point Interpolation Meshless Method and Nonlinear Programming. International Journal of Mechanical Sciences. 70, 26-38.
  • Mollon, G., Zhao, J.D. (2013). Generating realistic 3D sand particles using Fourier descriptors. Granular Matter. 15(1): 95-108.

  • Mollon, G., Zhao J.D. (2012). Fourier-Voronoi-based generation of realistic samples for discrete modeling of granular materials. Granular Matter. 14: 621-638.
  • Gao, Z.W., Zhao, J.D., (2012). Efficient Approach to Characterize Strength Anisotropy in Soils. Journal of Engineering Mechanics ASCE. 138(12): 1447-1456.
  • Gao, Z.W., Zhao, J.D., (2012). Constitutive Modeling of Artificially Cemented Sand by Considering Fabric Anisotropy. Computers and Geotechnics. 41: 57-69.
  • Yao, Y.P., Gao, Z.W., Zhao, J.D., Wan, Z. (2012). Modified UH model: Constitutive Modeling of Overconsolidated Clays based on a Parabolic Hvorslev Envelope. Journal of Geotechnical and Geoenvironmental Engineering ASCE. 138(7):860-868.
  • Zhao, J.D., (2011). A Unified Theory for Cavity Expansion in Cohesive-Frictional Micromorphic Media. International Journal of Solids and Structures. 48(9): 1370-1381.
  • Fredlund, D., Sheng, D.C., Zhao, J.D., (2011). Estimation of soil suction from the soil-water characteristic curve, Canadian Geotechnical Journal. 48(2): 186-198.
  • Gao, Z.W., Zhao, J.D., Yao, Y.P., (2010). A generalized anisotropic failure criterion for geomaterials. International Journal of Solids and Structures. 47(22-23): 3166-3185.
  • Zhao, J.D., Wang, G., (2010). Unloading and reverse yielding of a finite cavity in a bounded cohesive-frictional medium. Computers and Geotechnics. 37(1-2): 239-245.
  • Pedroso, D., Sheng, D.C., Zhao, J.D., (2009). The concept of reference curves for constitutive modelling in soil mechanics. Computers and Geotechnics. 36(1-2): 149-165.
  • Zhao, J.D., Pedroso, D., (2008). Strain Gradient Theory in Orthogonal Curvilinear Coordinates. International Journal of Solids and Structures. 45(11-12): 3507-3520.
  • Zhao, J.D., Sloan, S.W., Lyamin, A.V., Krabbenhoft, K., (2008). Bounds for shakedown of cohesive-frictional materials under moving surface loads. International Journal of Solids and Structures. 45(11-12): 3290-3312.
  • Zhao, J.D., Sheng, D.C., Sloan, S.W., (2007). Cavity Expansion of a Gradient-Dependent Soil Cylinder. International Journal of Solids and Structures. 44(13): 4342-4368.
  • Zhao, J.D., Sheng, D.C., Sloan, S.W. and Krabbenhoft, K., (2007). Limit Theorems for Gradient-Dependent Elastoplastic Geomaterials. International Journal of Solids and Structures. 44(2): 480-506.
  • Zhao, J.D., Sheng, D.C., Collins, I.F., (2006). Thermomechanical formulations of strain gradient plasticity for geomaterials. Journal of Mechanics of Materials and Structures. 1(5): 837-863.
  • Zhao, J.D., Sheng, D.C., (2006). Strain gradient plasticity by internal-variable approach with normality structure. International Journal of Solids and Structures 43(18-19):5836-5850.
  • Zhao, J.D., Sheng, D.C., Zhou, W.Y., (2005). Shear banding analysis of geomaterials by strain gradient enhanced damage model. International Journal of Solids and Structures, 42(20):5335-5355.
  • Zhao, J.D., Sheng, D.C., Rouainia, M., Sloan, S.W., (2005). Explicit Stress Integration of Complex Soil Models. International Journal for Numerical and Analytical Methods in Geomechanics. 29(12): 1209-1229.
  • Zhou, W.Y., Liu, Y.G., Zhao, J.D., (2003). Multi-potential based discontinuous bifurcation model for jointed rock masses and its application. Computer Methods in Applied Mechanics and Engineering. 192: 3569-3584.
  • Zhou, W.Y., Zhao, J.D., Liu, Y.G., Yang, Q., (2002). Simulation of localization failure by strain-gradient-enhanced damage mechanics. International Journal for Numerical and Analytical Methods in Geomechanics, 26(8):793-813.
 
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