Journal Papers (supervised students and postdocs underlined)
Wu, H., Zhao, J. & Guo, N. (2019). Multiscale modeling of compaction bands in saturated high-porosity sandstones. Engineering Geology 261, 105282. DOI: 10.1016/j.enggeo.2019.105282.
Wu, H., Zhao, J. & Guo, N. (2018). Multiscale insights into borehole instabilities in high-porosity sandstones. Journal of Geophysical Research: Solid Earth 123(5), 3450-3473. DOI: 10.1029/2017JB015366.
Wu, H., Guo, N. & Zhao, J. (2018). Multiscale modeling and analysis of compaction bands in high-porosity sandstones. Acta Geotechnica 13(3), 575-599. DOI: 10.1007/s11440-017-0560-2.
Guo, N. & Zhao, J. (2016). Parallel hierarchical multiscale modelling of hydro-mechanical problems for saturated granular soils. Computer Methods in Applied Mechanics and Engineering 305, 37-61. DOI: 10.1016/j.cma.2016.03.004.
Guo, N., Zhao, J. & Sun, W. C. (2016). Multiscale analysis of shear failure of thick-walled hollow cylinder in dry sand. Géotechnique Letters 6(1), 77-82. DOI: 10.1680/jgele.15.00149.
Guo, N.& Zhao, J. (2016). 3D multiscale modeling of strain localization in granular media. Computers and Geotechnics 80, 360-372. DOI: 10.1016/j.compgeo.2016.01.020.
Guo, N. & Zhao, J. (2016). Multiscale insights into classical geomechanics problems. International Journal for Numerical and Analytical Methods in Geomechanics 40(3), 367-390. DOI: 10.1002/nag.2406.
Zhao, J. & Guo, N. (2015). The interplay between anisotropy and strain localisation in granular soils: a multiscale insight. Géotechnique 65(8), 642-656. DOI: 10.1680/geot.14.P.184.
Guo, N. & Zhao, J. (2014). A coupled FEM/DEM approach for hierarchical multiscale modelling of granular media. International Journal for Numerical Methods in Engineering 99(11), 789-818. DOI: 10.1002/nme.4702. (Featured by Most Cited Papers Published in IJNME 2014-2015)
Guo, N. & Zhao, J. (2014). Local fluctuations and spatial correlations in granular flows under constant-volume quasistatic shear. Physical Review E 89, 042208. DOI: 10.1103/PhysRevE.89.042208. (Featured by PRE Kaleidoscope)
Zhao, J. & Guo, N. (2014). Rotational resistance and shear-induced anisotropy in granular media. Acta Mechanica Solida Sinica 27(1), 1-14. DOI: 10.1016/S0894-9166(14)60012-4.
Zhao, J. & Guo, N. (2013). Unique critical state characteristics in granular media considering fabric anisotropy. Géotechnique 63(8), 695-704. DOI: 10.1680/geot.12.P.040.
Wu, H., Guo, N. & Zhao, J. (2017). Borehole instabilities in granular rocks revisited: A multiscale perspective. Bifurcation and Degradation of Geomaterials with Engineering Applications (IWBDG2017), pp. 433-439. 21-25 May 2017, Limassol, Cyprus. DOI: 10.1007/978-3-319-56397-8_54.
Cheng, H., Yamamoto, H., Guo, N. & Huang, H. (2017). A simple multiscale model for granular soils with geosynthetic inclusion. Proceedings of the 7th International Conference on Discrete Element Methods (DEM7). Volume 188 of the series Springer Proceedings in Physics, pp. 445-453. 1-4 Aug 2016, Dalian, China. DOI: 10.1007/978-981-10-1926-5_47.
Guo, N. & Zhao, J. (2015). Hierarchical multiscale modeling of fluid-saturated soils. Japanese Geotechnical Society Special Publication, Vol. 2, No. 17, pp. 649-653. DOI: 10.3208/jgssp.TC105-08.
Zhao, J., Guo, N. & Sun, W. (2015). A multiscale study of inherent anisotropy and strain localization in granular soils. Japanese Geotechnical Society Special Publication, Vol. 2, No. 16, pp. 615-620. DOI: 10.3208/jgssp.TC105-02.
Guo, N. & Zhao, J. (2015). A multiscale investigation of strain localization in cohesionless sand. Bifurcation and Degradation of Geomaterials in the New Millennium (IWBDG2014), pp. 121-126. 28-30 May 2014, Hong Kong, China. DOI: 10.1007/978-3-319-13506-9_18.
Zhao, J. & Guo, N. (2015). Bridging the micro and macro for granular media: A computational multi-scale paradigm. Geomechanics from Micro to Macro (IS-Cambridge 2014), pp. 747-752. 1-3 Sep 2014, Cambridge, UK. DOI: 10.1201/b17395-134.
Guo, N. & Zhao, J. (2013). A hierarchical model for cross-scale simulation of granular media. AIP Conference Proceedings, Vol. 1542, pp. 1222-1225. DOI: 10.1063/1.4812158.
Zhao, J. & Guo, N. (2013). A new definition on critical state of granular media accounting for fabric anisotropy. AIP Conference Proceedings, Vol. 1542, pp. 229-232. DOI: 10.1063/1.4811909.
Zhao, J., Guo, N. & Li, X.S. (2013). Unique quantification of critical state in granular media considering fabric anisotropy. Constitutive Modeling of Geomaterials: Advances and New Application, Proceedings of the Second International Symposium on Constitutive Modeling of Geomaterials, pp. 247-252. 15-16 Oct 2012, Beijing, China. DOI: 10.1007/978-3-642-32814-5_31.
Zhao, J. & Guo, N. (2011). Signature of anisotropy in liquefiable sand under undrained shear. Advances in Bifurcation and Degradation in Geomaterials, Proceedings of the 9th International Workshop on Bifurcation and Degradation in Geomaterials (IWBDG2011), pp. 45-51. 23-26 May 2011, Porquerolles, France. DOI: 10.1007/978-94-007-1421-2_6.
Guo, N. & Zhao, J. (2011). Bimodal character of induced anisotropy in granular materials under undrained shear. Proceeding of International Symposium on Geomechanics and Geotechnics: From Micro to Macro (IS-Shanghai 2010), pp. 513-517. 10-12 Oct 2010, Shanghai, China. DOI: 10.1201/b10528-83.
Conference Papers
Zhao, J. & Guo, N. (2016). Alternative pathway to granular plasticity via computational multiscale modeling. Plasticity 2016. 3-9 Jan 2016, Hawaii, USA. (Keynote delivered by JZ).
Wu, H., Zhao, J. & Guo, N. (2015). Multiscale modeling of compaction band in highly porous sandstone. The First International Conference on Geo-Energy and Geo-Environment. 4-5 Dec 2015, Hong Kong.
Wu, H., Zhao, J. & Guo, N. (2015). Multiscale modeling of compaction band in highly porous sandstone. The 28th KKHTCNN Symposium on Civil Engineering. 16-18 Nov 2015, Bangkok, Thailand.
Zhao, J. & Guo, N. (2015). Multiscale modeling of initial anisotropy, fabric evolution and strain localization in granular media. IV International Conference on Particle-based Methods: Fundamentals and Applications (Particles 2015). 28-30 September 2015, Barcelona, Spain.
Guo, N. & Zhao, J. (2015). 3D hierarchical multiscale modeling (HMM) of strain localization in granular media. Engineering Mechanics Institute Conference 2015 (EMI 2015). 16-19 June 2015, California, USA.
Guo, N. & Zhao, J. (2015). Multiscale modeling of failure in saturated sand. Proceedings of the 19th Annual Conference of HKSTAM 2015 and the 11th Jiangsu-Hong Kong Forum on Mechanics and Its Application. 28 March 2015, Hong Kong.
Zhao, J. & Guo, N. (2015). Capturing the interplay among inherent anisotropy, non-coaxiality and strain localization in granular media. EMI 2015 International: Engineering Mechanical Institute (ASCE) 2015 International Conference. 7-9 January 2015, Hong Kong.
Zhao, J. & Guo, N. (2014). A multiscale insight into strain localization in sand. EMI 2014. 5-8 August 2014, Ontario, Canada.
Guo, N. & Zhao, J. (2014). Multiscale modeling of strain localization in granular media. The Second National Conference on Computational Mechanics of Granular Materials (CMGM-2014). 22-24 Aug 2014, Lanzhou, China.
Zhao, J. & Guo, N. (2014). A hierarchical multiscale approach for granular media. 11th World Congress on Computational Mechanics (WCCM XI) in conjunction with 5th European Conference on Computational Mechanics (ECCM V) and 6th European Conference on Computational Fluid Dynamics (ECFD VI). 20-25 July 2014, Barcelona, Spain. URL: www.wccm-eccm-ecfd2014.org/admin/files/fileabstract/a4170.pdf.
Zhao, J. & Guo, N. (2012). A micromechanical study on the shear strength in granular materials: the role of particle shape. The 23rd International Congress of Theoretical and Applied Mechanics (ICTAM2012). 19-24 August 2012, Beijing, China.
Zhao, J. & Guo, N. (2011). Characteristics of shear-induced anisotropy in granular media. 11th U.S. National Congress on Computational Mechanics (USNCCM-11). 25-28 July 2011, Minnesota, USA.
Manual
V. Šmilauer et al. (2015). Using and programming. In Yade Documentation, 2nd ed. The Yade Project. DOI: 10.5281/zenodo.34043.
PhD Thesis
Guo, N. (2014). Multiscale characterization of the shear behavior of granular media. PhD thesis, The Hong Kong University of Science and Technology, Hong Kong. (link)