Research Areas

1.Crack problems insmart functionalmaterials;

2.Numerical methods for fracture analysis;

3.Mechanical behaviors of microstructures considering size effects.

Honors

1. Science and Technology Progress Award from Beijing City “Design theories on the meso structure and mechanical behaviors of composite materials”

Publications

1. Jun Lei, Qin Wang, Xia Liu, Yan Gu, Chia-Ming Fan. A novel space-ti me generalized FDM for transient heat conduction problems. Engineering Analysis with Boundary Elements 119 (2020) 1-12.

2. Jun Lei, Yuling Chen, Tinh Quoc Bui, Chuanzeng Zhang. Fatigue crack analysis in piezoelectric specimens by a single-domain BEM, Engineering Analysis with Boundary Elements (2019.03) 104: 71-79

3. Jun Lei, Yanjie Xu, Yan Gu, Chia-Ming Fan. The generalized finite difference method for in-plane crack problems, Engineering Analysis with Boundary Elements (2019.01) 98: 147-156.

4. Jun Lei, Chuan-zeng Zhang. A simplified evaluation of the mechanical energy release rate of kinked cracks in piezoelectric materials using the boundary element method, Engineering Fracture Mechanics (2018.02)188: 36-57

5. Yan Gu, Jun Lei, Chia-Ming Fan, Xiao-Qiao He. The generalizedfinite difference method for an inverse time-dependent source problem associated with three-dimensional heat equation. Engineering Analysis with Boundary Elements 91: 73-81, 2018.

6. Jun Lei, Lili Yun, Tinh Quoc Bui. Numerical simulation of crack growth in piezoelectric structures by BEM, Engineering Analysis with Boundary Elements (2017.12) 85: 30-42

7. Jun Lei, Lili Yun, Chuanzeng Zhang. An interaction integral and a modified crack closure integral for evaluating piezoelectric crack-tip fracture parameters in BEM, Engineering Analysis with Boundary Elements (2017,06) 79: 88-97

8. Jun Lei, Pengbo Sun, Chuanzeng Zhang, Felipe Garcia-Sanchez. The influences of Coulomb tractions on static and dynamic fracture parameters for semi-permeable piezoelectric cracks, International Journal of Fracture (2015.08) 194: 93-106

9. Jun Lei, Chuanzeng Zhang, Felipe Garcia-Sanchez. BEM analysis of electrically limited permeable cracks considering Coulomb tractions in piezoelectric materials, Engineering Analysis with Boundary Elements (2015.05) 54: 28-38

10. Jun Lei, Chuanzeng Zhang, Tinh Quoc Bui. Transient dynamic interface crack analysis in magnetoelectroelastic bi-materials by a time-domain BEM, European Journal of Mechanics / A Solids (2015.01) 49: 146-157

11. Jun Lei, Pengbo Sun, Tinh Quoc Bui. Determination of fracture parameters for interface cracks in transverse isotropic magnetoelectroelastic composites, Curved and Layered Structures (2015.01) 2: 271-278

12. Jun Lei, Hongyan Wang, Chuanzeng Zhang, Tinh Quoc Bui, Felipe Garcia-Sanchez. Comparison of several BEM-based approaches in evaluating crack-tip field intensity factors in piezoelectric materials, International Journal of Fracture (2014.09) 189:111-120

13. Jun Lei, Chuanzeng Zhang. On the generalized Barnett-Lothe tensors for anisotropic magnetoelectroelastic materials, European Journal of Mechanics / A Solids (2014.07) 46:12-21

14. Jun Lei, Chuanzeng Zhang, Felipe Garcia-Sanchez. Crack-tip amplification and shielding by micro-cracks in piezoelectric solids-Part II: Dynamic case, Engineering Analysis with Boundary Elements (2014.03) 40: 189-196

15. HY Wang, Jun Lei, Ch Zhang. Static and dynamic fracture analysis in thin piezoelectric laminas by boundary element method, WIT Transactions on Modelling and Simulation (2014) 56: 207-217

16. Jun Lei, Hongyan Wang, Chuanzeng Zhang, Felipe Garcia-Sanchez. Crack-tip amplification and shielding by micro-cracks in piezoelectric solids-Part I: Static case, Engineering Analysis with Boundary Elements (2013.12) 37: 1585-1593

17. Jun Lei, QingSheng Yang, Chuanzeng Zhang. Transient response of a semi-permeable crack between dissimilar anisotropic piezoelectric layers by time-domain BEM, Engineering Analysis with Boundary Elements (2013.10) 37: 1205-1211

18. Jun Lei, Felipe Garcia-Sanchez, Chuanzeng Zhang. Determination of dynamic intensity factors and time-domain BEM for interfacial cracks in anisotropic piezoelectric materials, International Journal of Solids and Structures (2013.05) 50(9):1482-1493

Personal statement

Lei Jun,professor and doctoral supervisor,graduated from Beijing Jiaotong university, is now occupied as a teacher by Beijing university of technology. My research areas of expertise cover computational fracture and damage mechanics for advanced materials and structures, novel numerical methods and wave propagation in functional composite media, etc. Parts of these research results have been published as more than sixty professional papers and obtained five software copyrights. These works wassupported by the Natural Science Foundation of China under Grant No. 11002006, 11472021,and 11972054, and the German Research Foundation (DFG) under the project number ZH 15/14-1.