Journal Publications
- Lei Li, M. Reza-E-Rabby, N.R. Overman, T. Wang, S.A. Whalen, G.J. Grant, S.N. Mathaudhu and A. Soulami. Meshfree simulation and analysis of contact conditions and microstructure evolution in shear assisted processing and extrusion. 2022, under review.
- W.E. Frazier, Lei Li, K.S. Choi, Y. Fu, Z. Xu and A. Soulami. Microstructure-process relationships in monolithic U-10Mo fuel foil single-pass rolling: a simulation parameter study. 2022, under review.
- Lei Li, A.A. Fortier, D. Ramirez Tamayo, V.V. Joshi and A. Soulami. Minimizing thickness variation in monolithic U-10Mo fuel foil and Zr interlayer during hot rolling: A microstructure-based finite element method analysis. Material Today Communications, 2022, In press.
- Y. Fu, W.E. Frazier, K.S. Choi, Lei Li, Z. Xu, V.V. Joshi and A. Soulami. Prediction of grain structure after thermomechanical processing with sensitivity analysis and machine learning surrogate in U-10Mo alloy. Scientific Reports, 2022, 12: 10917.
- B. Gwalani, Q. Pang, A. Yu, W. Fu, Lei Li, M. Pole, C.J. Roach, S.N. Mathaudhu, T.A. Ajantiwalay, M. Mert, S. Hu, M. Song, A. Soulami, A. Rohatgi, Y. Li, P.V. Sushko and A. Devaraj. Extended shear deformation of the immiscible Cu-Nb alloy resulting in nanostructuring and oxygen ingress with enhancement in mechanical properties. ACS Omega, 2022, 7(16): 13721-13736.
- S. Li, Lei Li, A. Soulami, C.A. Powell, S. Mathaudhu, A. Devaraj and C. Wang. In-situ TEM observation of deformation twin associated sub-grain boundary formation in copper single crystal under bending. Materials Research Letters, 2022, 10(7): 488-495.
- W.E. Frazier, Lei Li, B. Gwalani, P.V. Sushko, J.A. Silverstein, A. Devaraj and A. Soulami. An approach for the microstructure-sensitive simulation of shear-induced deformation and recrystallization in Al-Si alloys. Metallurgical and Materials Transactions A, 2022, 53(4): 1450-1461.
- S. Li, M. Olszta, Lei Li, B. Gwalani, A. Soulami, C.A. Powell, S. Mathaudhu, A. Devaraj and C. Wang. In-situ TEM observation of shear induced microstructure evolution in Cu-Nb alloy. Scripta Materialia, 2021, 205(0): 114214.
- Lei Li, V. Gupta, X. Li, A.P. Reynolds, G.J. Grant and A. Soulami. Meshfree simulation and experimental validation of extreme thermomechanical conditions in friction stir extrusion. Computational Particle Mechanics, 2021, 0(0): 1-21.
- T. Wang, Lei Li, M.R. Pallaka, H. Das, S. Whalen, A. Soulami, P. Upadhyay and K.S. Kappagantula. Mechanical and microstructural characterization of AZ31 magnesium-carbon fiber reinforced polymer joint obtained by friction stir interlocking technique. Materials & Design, 2020, 198(0): 109305.
- B. Gwalani, M. Olszta, S. Verma, Lei Li, A. Soulami, E. Kautz, S. Pathak, A. Rohatgi, P. Sushko, S. Mathaudhu, C.A. Powell and A. Devaraj. Extreme shear-deformation-induced modification of defect structures and hierarchical microstructure in an Al-Si alloy. Communications Materials, 2020, 1(1): 1-7.
- Lei Li and K. Khandelwal. Topology optimization of energy dissipating plastic structures with shear modified Gurson-Tvergaard-Needleman (GTN) model. Journal of Structural Engineering, 2020, 146(11): 04020229.
- T. Wang, P. Upadhyay, M. Reza-E-Rabby, X. Li, Lei Li, A. Soulami, K.S. Kappagantula and S. Whalen. Joining of thermoset carbon fiber reinforced polymer and AZ31 magnesium alloy sheet via friction stir interlocking. The International Journal of Advanced Manufacturing Technology, 2020, 109(0): 689-698.
- Lei Li, Z. Du and H.A. Kim. Design of architected materials for thermoelastic macrostructures using level set method. JOM, 2020, 72(0): 1734-1744.
- Y. Zhu, R. Kiran, J. Xing, Z. Pan and Lei Li. A modified micromechanics framework to predict shear involved ductile fracture in structural steels at intermediate and low-stress triaxialities. Engineering Fracture Mechanics, 2020, 225(0): 106860.
- Lei Li, G. Zhang and K. Khandelwal. Failure resistant topology optimization of structures using nonlocal elastoplastic-damage model. Structural and Multidisciplinary Optimization, 2018, 58(4): 1589-1618.
- J. Liu, A.T. Gaynor, S. Chen, Z. Kang, K. Suresh, A. Takezawa, Lei Li, J.Kato, J. Tang, C.L. Wang, L. Cheng, X. Liang and A.C. To. Current and future trends in topology optimization for additive manufacturing. Structural and Multidisciplinary Optimization, 2018, 56(6): 2457–2483.
- R. Alberdi, G. Zhang, Lei Li and K. Khandelwal. A unified framework for nonlinear path-dependent sensitivity analysis in topology optimization. International Journal for Numerical Methods in Engineering, 2018, 115(1): 1-56.
- R. Kiran, Lei Li and K. Khandelwal. Closure to "Complex perturbation method for sensitivity analysis of nonlinear trusses" by Ravi Kiran, Lei Li and Kapil Khandelwal. ASCE Journal of Structural Engineering, 2017, 143(12): 07017006.
- Lei Li and K. Khandelwal. Design of fracture resistant energy absorbing structures using elastoplastic topology optimization. Structural and Multidisciplinary Optimization, 2017,56(6): 1447-1475.
- Lei Li, G. Zhang and K. Khandelwal. Design of energy dissipating elastoplastic structures under cyclic loads using topology optimization. Structural and Multidisciplinary Optimization, 2017, 56(2): 391-412.
- Lei Li, G. Zhang and K. Khandelwal. Topology optimization of energy absorbing structures with maximum damage constraint. International Journal for Numerical Methods in Engineering, 2017, 112(7): 737-778.
- Lei Li, G. Zhang and K. Khandelwal. Topology optimization of structures with gradient elastic material. Structural and Multidisciplinary Optimization, 2017, 56(2): 371-390.
- Lei Li and K. Khandelwal. Topology optimization of geometrically nonlinear trusses with spurious eigenmodes control. Engineering Structures, 2017, 131(0): 324-344.
- G. Zhang, Lei Li and K. Khandelwal. Topology optimization of structures with anisotropic plastic materials using enhanced assumed strain elements. Structural and Multidisciplinary Optimization, 2017, 55(6): 1965-1988.
- R. Kiran, Lei Li and K. Khandelwal. Complex perturbation method for sensitivity analysis of nonlinear trusses. ASCE Journal of Structural Engineering, 2016, 143(1): 04016154.
- Lei Li and K. Khandelwal. Topology optimization of structures with length-scale effects using elasticity with microstructure theory. Computers & Structures, 2015, 157(0): 165-177.
- R. Kiran, Lei Li and K. Khandelwal. Performance of cubic convergent methods for implementing nonlinear constitutive models. Computers & Structures, 2015, 156(0): 83-100.
- Lei Li and Y. Xiao. Creep behavior of glubam and CFRP-enhanced glubam beams. ASCE Journal of Composites for Construction, 2015, 20(1): 04015028.
- Lei Li and K. Khandelwal. An adaptive quadratic approximation for structural and topology optimization. Computers & Structures, 2015, 151(0): 130-147.
- Lei Li and K. Khandelwal. Volume preserving projection filters and continuation methods in topology optimization. Engineering Structures, 2015, 85(0): 144-161.
- Y. Xiao and Lei Li. Long-term loading behavior of a full-scale glubam bridge model. ASCE Journal of Bridge Engineering, 2014, 19(9): 04014027.
- Lei Li and K. Khandelwal. Two-point gradient-based MMA (TGMMA) algorithm for topology optimization. Computers & Structures, 2014, 131(0): 34-45.
- Y. Xiao, R. Yang, B. Shan, L. She and Lei Li. Experimental research on mechanical properties of glubam. Journal of Building Structures, (in Chinese), 2012, 33(11):150-157.
Conferences & Proceedings
- S. Li, Lei Li, B. Gwalani, M.J. Olszta, A. Soulami, P. Sushko, C.A. Powell, S. Mathaudhu and A. Devaraj, S. Hu and C. Wang. In-situ TEM observation of bending induced sub-grain boundary formation in copper single crystal. Microscopy & Microanalysis 2021, Virtual, August 1-5, 2021.
- S. Li, N. Chen, B. Gwalani, M.J. Olszta, Lei Li, A. Soulami, P. Sushko, A. Rohatgi, Y. Li, C.A. Powell, S. Mathaudhu, A. Devaraj, S. Hu and C. Wang. Dynamic observation of shear induced reversible low angle grain boundary formation in metals. 2021 MRS Spring Meeting & Exhibit, Virtual, April 17-23, 2021.
- A. Devaraj, T. Liu, C. Park, M.J. Olszta, B. Gwalani, Lei Li, W. Fu, Q. Pan, S. Sinogeikin, A. Soulami, Y. Li, P. Sushko, S. Mathaudhu and C.A. Powell. In-situ analysis of microstructure evolution of metallic alloys under high-speed rotational shear deformation. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- Y. Fu, W. Frazier, K. Choi, Lei Li, Z. Xu, V. Joshi and A. Soulami. A sensitivity analysis of microstructure-based model for U-10Mo hot rolling and annealing. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- Lei Li, V. Joshi and A. Soulami. Modeling and analysis of the effects of the microstructure on U-10Mo fuel thickness variation during hot rolling. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- W. Frazier, K. Choi, Lei Li, Z. Xu, V. Joshi and A. Soulami. Effect of microstructure and rolling treatment on static recrystallization behavior in monolithic U-10Mo fuel foils. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- Lei Li, X. Li, A. Reynolds, G. Grant and A. Soulami. Numerical simulation and analysis of solid phase processing: a validated friction extrusion smoothed particle hydrodynamics model. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- W. Frazier, B. Gwalani, Lei Li, A. Soulami, A. Devaraj and P. Sushko. A simulation survey of recrystallization behavior in Al-xSi microstructures under shear loading conditions. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- X. Li, M. Reza-E-Rabby, Lei Li, A. Soulami, G. Grant and A. Reynolds. Effect die geometry on rate-controlled friction extrusion. TMS-2021 Annual Meeting & Exhibition, Virtual, March 15-18, 2021.
- A. Soulami, Lei Li, W.E. Frazier, K. Choi, C.A. Lavender and V.V. Joshi. Effect of microstructure and rolling treatment on thickness variation and static recrystallization behavior in monolithic U-10Mo fuel foils. European Research Reactor Conference 2020 (RRFM-202), Helsinki, Finland, October 12-15, 2020.
- Lei Li, A. Neofytou, R. Paiva, A. Keskin and H.A. Kim. Topology optimization of a turbomachinery casing structure using the level set method. 2020 ASME Turbo Expo Virtual Event, London, England, September 21-25, 2020.
- Lei Li, G. Grant and A. Soulami. Numerical simulation and analysis of solid phase processing using smoothed particle hydrodynamics. 2020 PNNL Postgraduate Research Symposium, Richland, USA, August 28, 2020.
- Lei Li, and H.A. Kim. Multiscale topology optimization of thermoelastic structures using the level set method. 2020 AIAA SciTech Forum, Orlando, Florida, USA, January 6-10, 2020.
- Lei Li, and H.A. Kim. Multiscale topology optimization of compliant mechanisms using level set method. 15th U.S. National Congress on Computational Mechanics (USNCCM-15), Austin, Texas, USA, July 28-August 1, 2019.
- Lei Li, Z. Du and H.A. Kim. Design of architected materials using multiscale level set topology optimization. 15th U.S. National Congress on Computational Mechanics (USNCCM-15), Austin, Texas, USA, July 28-August 1, 2019.
- S. Kambampati, Lei Li, O. Amir and H.A. Kim. Efficient large-scale level set topology optimization using reanalysis
concepts. 13th World Congress on Structural and Multidisciplinary Optimization (WCSMO-13), Beijing, China, May 20-24, 2019. - Z. Du, Lei Li, S. Kambampati and Hyunsun Alicia Kim, Multiscale design optimization for coupled multiphysics functionalities. 13th World Congress on Structural and Multidisciplinary Optimization (WCSMO-13), Beijing, China, May 20-24, 2019.
- Lei Li, Guodong Zhang and Kapil Khandelwal. Failure resistant topology optimization of structures using nonlocal elastoplastic-damage model. Engineering Mechanics Institute Conference (EMI-2018), Boston, Massachusetts, USA, May 29-June 1, 2018.
- Lei Li, Guodong Zhang and Kapil Khandelwal. Topology optimization of elastoplastic structures under cyclic loads. U.S. National Congress on Computational Mechanics (USNCCM-14), Montreal, Quebec, Canada, July 17-20, 2017.
- Lei Li and Kapil Khandelwal. Design of fracture resistant energy absorbing structures using elastoplastic topology optimization. Engineering Mechanics Institute Conference (EMI-2017), San Diego, California, USA, June 4-7, 2017. [Poster Session Attended]
- Lei Li and Kapil Khandelwal. Topology optimization of geometrically nonlinear trusses with critical load constraint. Engineering Mechanics Institute Conference (EMI-2016), Nashville, Tennessee, USA, May 22-25, 2016.
- Lei Li and Kapil Khandelwal. Topology optimization of structures: elasticity with microstructure. Engineering Mechanics Institute Conference (EMI-2014), Hamilton, Ontario, Canada, August 5-8, 2014.
- Guodong Zhang, Lei Li and Kapil Khandelwal. Isogeometric analyses of forced vibration of nonlinear Timoshenko beam based on modified couple stress theory. Engineering Mechanics Institute Conference (EMI-2014), Hamilton, Ontario, Canada, August 5-8, 2014.
- Lei Li and Kapil Khandelwal. Evaluation of dual methods with second-order derivatives for structural optimization. Engineering Mechanics Institute Conference (EMI-2013), Evanston, Illinois, USA, August 4-7, 2013.
- Lei Li and Kapil Khandelwal. Comparison of sequential approximation optimization (SAO) methods for structural and topology optimization. 10th World Congress on Structural and Multidisciplinary Optimization (WCSMO-10), Orlando, Florida, USA, May 19-24, 2013.
- Lei Li, Yan Xiao and Ruizhen Yang. Experimental study on creep and mechanical behavior of modern bamboo bridge structure. 13th International Conference on Non-conventional Materials and Technologies (NOCMAT-13), Changsha, Hunan, China, September 22-24, 2012.
- Zhi Li, Yan Xiao, Bo Shan, Lei Li and Ruizhen Yang. Monotonic and cyclic tests of round bamboo shear walls. 13th International Conference on Non-conventional Materials and Technologies (NOCMAT-13), Changsha, Hunan, China, September 22-24, 2012.