Liming Xiong

Title(s):

Associate Professor

Office

2349 Howe
537 Bissell Rd.
Ames, IA 500111096

Information

Information Links

Education      Ph.D. Mechanical and Aerospace Engineering, University of Florida, 2011      M.S. Solid Mechanics and Materials Science, The George Washington University, 2006      M.S. Solid Mechanics, Huazhong University of Science and Technology (Wuhan), 2004      B.S. Engineering Mechanics, Dalian University of Technology, 2001  Awards and Honors  Teaching

Undergrad: AerE321 Flight Structure Analysis; AerE421 Advanced Flight Structure Analysis

Graduate: AerE515X Atomistic and Multiscale Computational Mechanics of Materials; EM516 Applied Elasticity; AerE/EM525 Finite Element Analysis

Research

Interest Areas:

Atomistic and Multiscale Computational Mechanics of Materials

    • Atomistic and Finite Element Modeling of Materials
    • Multiscale Materials Modeling: Methods, Algorithms, and Applications
    • Dislocation Plasticity, Phase Transformation, Damage, Fracture, and Their Interactions
    • Multiscale Computer Simulation of Thermal and Mass Transport

Selected Sponsored Projects:  

  1. NSF, CMMI-1824840, NNA: Bridging the Atomistic Deformation Mechanisms to the Microscopic Adhesive-to-Cohesive Fracture at the Ice-Metal Interface, 09/01/2018~08/31/2021;
  2. NSF, DMR-1807545, Multiscale Computational and Experimental Analysis of Deformation Mechanisms in Amorphous-Crystalline Metallic Composites with a Microstructure Complexity, 09/01/2018~08/31/2021.

Publications

Selected Publications: 

  • Chen, H., Levitas, V.I., Xiong, L., and Zhang, X., “Stationary dislocation motion at stresses significantly below the Peierls stress: example of shuffle screw and 60o dislocations in silicon”, Acta Materialia, in press (2021).
  • Yavas, D., Phan, T., Xiong, L., Hebert, K., and Bastawros, A., “Atomistic understanding of grain boundary degradation under intergranular electrochemical attack”, Acta Materialia, 200, 471-480 (2020).
  • Phan, T., Ji, R., Chen, Y., Bastawros, A., and Xiong, L., “Metallic glass instability induced by the continuous dislocation absorption at an amorphous/crystalline interface”, Acta Materialia, 189, 10-24 (2020).
  • Peng, Y. and Xiong, L., “Atomistic Computational Analysis of the Loading Orientation-Dependent Phase Transformation in Graphite under Compression”, Journal of Materials, 1-11 (2019).
  • Levitas, V., Chen, H., and Xiong, L., “Triaxial-stress-induced homogeneous hysteresis-free first-order phase transformations with stable intermediate phase”, Phy. Rev. Lett., 118, 052701 (2017).
  • Levitas, V., Chen, H., and Xiong, L., “Lattice instability during phase transformations under multiaxial stress: modified transformation work criterion”, Physical Review B, 96, 054118 (2017). 
  • Xu, S., Xiong, L., Chen, Y., and McDowell, D.L., “Sequential slip transfer of mixed-character dislocations across Σ3 coherent twin boundary in fcc metals: a concurrent atomistic-continuum study”, npj Computational Materials, 2, 15016 (2016). 
  • Xiong, L., Xu, S., McDowell, D.L., and Chen, Y., “Concurrent atomistic-continuum simulations of dislocation-void interactions in fcc crystals”, International Journal of Plasticity, 65, 33-42 (2015).
  • Xiong, L., Deng, Q., Tucker, G., McDowell, D.L., and Chen, Y., “A concurrent scheme for passing dislocations from atomistic to continuum domains”, Acta Materialia, 60, 3, 899-913, (2012).
  • Xiong, L., Tucker, G., McDowell, D.L., and Chen, Y., “Coarse-grained atomistic simulation of dislocations”,  Journal of the Mechanics and Physics of Solids, 59, 2, 160-177, (2011).

Departments

Affiliations

Interests

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