CHENG Xiao is a postdoctoral researcher at the Institute for Disaster Management and Reconstruction, Sichuan University, China. She received her Ph.D from Central South University in 2021 and studied in Kyushu University (Japan) for one year. Her scientific research mainly focuses on dynamic stability evaluation of seismic slope based on upper-bound limit theory and disaster mechanism of dynamic instability movement of landslides. She won Liu Huixian Earthquake Engineering Scholarship, and hosted or participated in 5 scientific research projects. She published more than 20 papers in mainstream journals in the field of geotechnical engineering.

Representative research results.

Publications (* = Corresponding Author)

[1] Zhao LH（Advisor）, Cheng X, Zhang YB, Li L, Li DJ. Stability analysis of seismic slopes with cracks[J]. Computers and Geotechnics, 2016, 77:77-90.

[2] Zhao LH（Advisor）, Cheng X, Dan HC, Tang ZP, Zhang YB. Effect of the vertical earthquake component on permanent seismic displacement of soil slopes based on the nonlinear Mohr–Coulomb failure criterion[J]. Soils and Foundations, 2017, 57(2): 237-251.

[3] Zhao LH（Advisor）, Cheng X, Li L, Chen JQ, Zhang YB. Seismic displacement along a log-spiral failure surface with crack using rock Hoek-Brown failure criterion[J]. Soil Dynamics and Earthquake Engineering, 2017, 99: 74-85.

[4] Zhao LH (Advisor), Cheng X*, Li DJ, Zhang YB. Influence of non-dimensional strength parameters on the seismic stability of cracked slopes[J]. Journal of Mountain Science, 2019, 16(1): 153-167.

[5] Li DJ, Zhao LH, Cheng X*, Zuo S, Jiao KF. Upper-bound limit analysis of passive failure of a 3D shallow tunnel face under bidirectional inclined ground surface[J]. Computers and Geotechnics, 2020, 118: 103310.

[6] Li DJ, Zhao LH, Cheng X*, Huang F, Zuo S. Active stability analysis of 3D shallow tunnel face with longitudinally inclined ground surface based on nonlinear Mohr-Coulomb failure criterion[J]. International Journal of Geomechanics, 2020, 20(11), 04020198: 1-12.

[7] Zhao LH, Yu CH, Cheng X*, Zuo S, Jiao KF. A new method for seismic stability analysis of jointed rock slopes using Barton-Bandis failure criterion[J]. International Journal of Rock Mechanics and Mining Sciences, 2020, 136: 1-13.

[8] Zhao LH, Huang DL, Zhang SH, Cheng X*, Luo YB, Deng M. A new method for constructing finite difference model of soil-rock mixture slope and its stability analysis[J]. International Journal of Rock Mechanics and Mining Sciences, 2021, 138: 104605.

[9] Pi XQ, Zhao LH, Cheng X*, Tan HH. Stability analysis of fractured rock slopes with vertical cracks subjected to the hydraulic effect based on the Hoek-Brown failure criterion[C]. 8th International Symposium on Environmental Vibration and Transportation Geodynamics (ISEV 2018), 2020, 66:229-250.

[10] Zhao LH, Li DJ, Tan HH, Cheng X, Zuo S. Characteristics of failure area and failure mechanism of bedding rockslide in Libo County, Guizhou, China[J]. Landslides, 2019, 16: 1367-1374.

[11] Zhao LH, Li DJ, Li L, Yang F, Cheng X. Three-dimensional stability analysis of a longitudinallyinclined shallow tunnel face[J]. Computers and Geotechnics, 2017, 87:32-48.

[12] Zhao LH, Xia P, Xie R, Li L, Zhang Y, Cheng X. Stability analysis of homogeneous slopes with benches[J]. Geomechanics and Engineering, 2017, 13(3):517-533.

[13] Zhao LH, Li DJ, Yang F, Li L, Cheng X. Dimensionless Parameter Diagrams for the Active and Passive Stability of a Shallow 3D Tunnel Face[J]. KSCE Journal of Civil Engineering, 2019, 23(2): 866-878.

[14] Peng X, Chen G, Yu P, Zhang Y, Guo L, Wang C, Cheng X, Niu H. Parallel computing of three-dimensional discontinuous deformation analysis based on OpenMP[J]. Computers and Geotechnics, 2019, 106: 304-313.

[15] Zou F, Cheng X, Zhao LH, Li L. Upper Bound Analysis of Cracked Slopes Subject to Hydraulic Effect[J]. Journal of Beijing University of Technology, 2016, 42(12): 1864-1872.

[16] Li DJ, Zhao LH, Li L, Cheng X. Influence of nonlinear shear strength parameters on stability of slopes with cracks subjected to seismic effects based on upper bound limit analysis[J]. Rock and Soil Mechanics, 2015, 36(05): 1313-1321.

[17] Li DJ, Zhao LH, Yang F, Cheng X. Three-dimensional stability analysis of passive failure on shallow tunnel face based on the nonlinear failure criterion[J]. Chinese Journal of Rock Mechanics and Engineering, 2016, 35(04): 743-752.

[18] Wang ZB, Tang ZP, Zhao LH, Cheng X. Upper bound analysis of seismic permanent displacement of soil slopes based on horizontal and vertical acceleration time-history curves[J]. Journal of Civil, Architectural & Environmental Engineering, 2016, 38(2): 35-43.

[19] Luo W, Wang Y, Zhang SH, Cheng X, Huang S, Rong Y. A method for generating random structure model of soil-rock mixtures and study of its direct shear strength based on numerical test[J]. Journal of Railway Science and Engineering, 2019, 016(007): 1681-1689.

Awards

[1] Liu Huixian Earthquake Engineering Scholarship Awards in 2018.

[2] CSC (China Scholarship Council) State Scholarship Fund (2017).

[3] National Scholarship for PhD. student (twice, 2015 and 2017).

[4] Central South University PhD. Student Scholarship (2015-2017).

Scientific research project

Scientific research projects host/particpated

[1] Hosting the project “Dynamic stability analysis of soil-rock mixtured slopes” supported by Central South University

[2] Participating in the project “Study on the three-dimensional heterogeneous model constructing method and the progressive failure mechanism of soil-rock mixture slopes under seismic forces” supported by National Natural Science Foundation of China.

[3] Participating in the project “Nonlinear instability catastrophe mechanism of soil slope and displacement calculation of sliding surface based on limit equilibrium theory” supported by National Natural Science Foundation of China.

[4] Participating in the project “Study on the non-linear failure mechanism of accumulation slopes based on the finite element upper bound limit analysis” supported by National Natural Science Foundation of China.

[5] Participating in the project “Application of energy analysis method in the failure mechanism and reinforcement design” supported by the Guizhou Provincial Department of Transportation Foundation.