Staff information

Research Interests

• Utilize numerical modeling as a tool to provide fundamental understanding of microstructure evolution and evolution kinetics in different materials processes and materials response to applied fields and predict the relationships between materials properties and macro/micro-structures.
• Interested materials include: structural and fuel materials of nuclear reactors; ferroelectrics; ferromagnetics.

Education and Credentials

• Ph.D., Solid Fracture Mechanics, Lanzhou University, P. R. China, 1992.
• B.S., Solid Mechanics, Lanzhou University, P. R. China, 1984.

Awards and Recognitions

• Humboldt Research Fellowship (Germany), Feb. 1996~Feb. 1998.
• Japan Society for the Promotion of Science Postdoctoral Fellowship, March 1998~March 2000.

PNNL Publications

2017

• Li Y, S Hu, X Sun, and M Stan. 2017. "A Review: Applications of the Phase Field Method in Predicting Microstructure and Property Evolution of Irradiated Nuclear Materials." npj Computational Materials 3:Article No. 16.  doi:10.1038/s41524-017-0018-y
• Varga T, TC Droubay, L Kovarik, MI Nandasiri, V Shutthanandan, D Hu, B Kim, S Jeon, S Hong, Y Li, and SA Chambers. 2017. "Coupled Lattice Polarization and Ferromagnetism in Multiferroic NiTiO3 Thin Films." ACS Applied Materials & Interfaces 9(26):21879-21890.  doi:10.1021/acsami.7b04481
• Cai Y, L Wan, ZH Guo, C Sun, DJ Yang, QD Zhang, and Y Li. 2017. "Hot deformation characteristics of AZ80 magnesium alloy: Work hardening effect and processing parameter sensitivities." Materials Science and Engineering. A. Structural Materials: Properties, Microstructure and Processing 687:113-122.  doi:10.1016/j.msea.2017.01.057
• Xu K, DK Schreiber, Y Li, BR Johnson, and JS McCloy. 2017. "Effect of defects, magnetocrystalline anisotropy, and shape anisotropy on magnetic structure of iron thin films by magnetic force microscopy." AIP Advances 7(5):056806.  doi:10.1063/1.4976580

2016

• Li Y, and X Sun. 2016. "Mesoscale Phase Field Modeling of Glass Strengthening Under Triaxial Compression." International Journal of Applied Glass Science 7(3):384-393.  doi:10.1111/ijag.12173
• Li Y, SY Hu, and LQ Chen . 2016. "Nanomechanics of Ferroelectric Thin Films and Heterostructures." In Multiscale Materials Modeling for Nanomechanics, vol. 245, ed. CR Weinberger and GJ Tucker, pp. 469-488.  Springer International Publishing, Cham, , Switzerland.  doi:10.1007/978-3-319-33480-6_15

2015

• Li Y, K Xu, SY Hu, JD Suter, DK Schreiber, P Ramuhalli, BR Johnson , and JS McCloy. 2015. "Computational and Experimental Investigations of Magnetic Domain Structures in Patterned Magnetic Thin Films ." Journal of Physics D. Applied Physics 48(30):Article No. 305001.  doi:10.1088/0022-3727/48/30/305001
• Li Y, B Xu, SY Hu, Y Li, Q Li, and W Liu. 2015. "Magnetization Reversal Process of Single Crystal ??-Fe Containing a Nonmagnetic Particle." Chinese Physics Letters 32(6):067502.  doi:10.1088/0256-307X/32/6/067502
• Li Y, B Xu, SY Hu, Y Li, Q Li, and W Liu. 2015. "Simulation of magnetic hysteresis loops and magnetic Barkhausen noise of a-iron containing nonmagnetic particles." AIP Advances 5(7):Article No. 077168.  doi:10.1063/1.4927548
• Suter JD, P Ramuhalli, JS McCloy, K Xu, SY Hu, Y Li, W Jiang, DJ Edwards, AL Schemer-Kohrn, and BR Johnson. 2015. "Meso-Scale Magnetic Signatures for Nuclear Reactor Steel Irradiation Embrittlement Monitoring." In 41ST ANNUAL REVIEW OF PROGRESS IN QUANTITATIVE NONDESTRUCTIVE EVALUATION: Volume 34, vol. 1650, ed. Dale E Chimenti and Leonard J. Bond, pp. 1476-1485.  AIP Publishing LLC, Melville, NY.  doi:10.1063/1.4914765
• Wu P, X Ma, Y Li, CB Eom, DG Schlom, V Gopalan, and LQ Chen. 2015. "Influence of interfacial coherency on ferroelectric switching of superlattice BaTiO3/SrTiO3." Applied Physics Letters 107(12):Article No. 122906.  doi:10.1063/1.4931129

2014

• Li Y, SY Hu, K Xu, JD Suter, JS McCloy, BR Johnson, and P Ramuhalli. 2014. Preliminary Phase Field Computational Model Development. PNNL-23904, Pacific Northwest National Laboratory, Richland, WA. 
• Li Y, SY Hu, L Zhang, and X Sun. 2014. "Non-classical nuclei and growth kinetics of Cr precipitates in FeCr alloys during ageing." Acta Materialia 22(2):Article No. 025002.  doi:10.1088/0965-0393/22/2/025002
• Hong L, P Wu, Y Li, V Gopalan, CB Eom, DG Schlom, and LQ Chen. 2014. "Piezoelectric Enhancement of (PbTiO3)m/(BaTiO3)n Ferroelectric Superlattices through Domain Engineering." Physical Review. B, Condensed Matter and Materials Physics 90(17):Article No. 174111.  doi:10.1103/PhysRevB.90.174111

2013

• Li Y, SY Hu, and X Sun. 2013. Report on the Implementation of Homogeneous Nucleation Scheme in MARMOT-based Phase Field Simulation. PNNL-22829; M2MS-13PN0602054, Pacific Northwest National Laboratory, Richland, WA. 
• Li Y, SY Hu, RO Montgomery, F Gao, and X Sun. 2013. "Phase-field simulations of intragranular fission gas bubble evolution in UO2 under post-irradiation thermal annealing." Nuclear Instruments and Methods in Physics Research. Section B, Beam Interactions with Materials and Atoms 303:62-67.  doi:10.1016/j.nimb.2012.11.028
• Deng H, WY Hu, F Gao, HL Heinisch, SY Hu, Y Li, and RJ Kurtz. 2013. "Diffusion of Small He Clusters in Bulk and Grain Boundaries in a-Fe." Journal of Nuclear Materials 442(1-3):S667-S673.  doi:10.1016/j.jnucmat.2013.02.063
• Dubinko V, RV Shapovalov, SY Hu, Y Li, CH Henager, Jr, and RJ Kurtz. 2013. "THEORY OF A QUODON GAS WITH APPLICATION TO PRECIPITATION KINETICS IN SOLIDS UNDER IRRADIATION." Chapter 7.3 in Fusion Materials Semiannual Report for the Period Ending December 31, 2012, DOE Office of Fusion Energy Sciences, vol. DOE/ER-0313/53, ed. FW Wiffen and B Waddell, pp. 108-114.  Oak Ridge National Laboratory, Oak Ridge, TN. 
• Henager CH, Jr, JS McCloy, P Ramuhalli, DJ Edwards, SY Hu, and Y Li. 2013. "Investigation of Magnetic Signatures and Microstructures for Heat-Treated Ferritic/Martensitic HT-9 Alloy." Acta Materialia 61(9):3285-3296.  doi:10.1016/j.actamat.2013.02.017
• Hong L, Y Li, P Wu, and LQ Chen. 2013. "Minimum tetragonality in PbTiO3/BaTiO3 ferroelectric superlattices." Journal of Applied Physics 114(14):Article No. 144103.  doi:10.1063/1.4824922
• Hu SY, Y Li, JS McCloy, RO Montgomery, and CH Henager, Jr. 2013. "Magnetic Hardening from the Suppression of Domain Walls by Nonmagnetic Particles." IEEE Magnetics Letters 4:Article No. 3500104.  doi:10.1109/LMAG.2013.2245861
• Hu SY, Y Li, KM Rosso, and ML Sushko. 2013. "Mesoscale Phase-Field Modeling of Charge Transport in Nanocomposite Electrodes for Lithium-ion Batteries." Journal of Physical Chemistry C 117(1):28-40.  doi:10.1021/jp3068014
• McCloy JS, RO Montgomery, P Ramuhalli, RM Meyer, SY Hu, Y Li, CH Henager, Jr, and BR Johnson. 2013. Materials Degradation and Detection (MD2): Deep Dive Final Report. PNNL-22309, Pacific Northwest National Laboratory, Richland, WA. 
• Xue F, J Wang, G Sheng, E Huang, Y Cao, HH Huang, PR Munroe, R Mahjoub, Y Li, V Nagarajan, and LQ Chen . 2013. "Phase field simulations of ferroelectrics domain structures in PbZrxTi1-xO3 bilayers." Acta Materialia 61(8):2909-2918.  doi:10.1016/j.actamat.2013.01.038
• Yang L, H Deng, F Gao, HL Heinisch, RJ Kurtz, SY Hu, Y Li, and X Zu. 2013. "Atomistic studies of nucleation of He clusters and bubbles in BCC iron." Nuclear Instruments and Methods in Physics Research. Section B, Beam Interactions with Materials and Atoms 303:68-71.  doi:10.1016/j.nimb.2012.11.025

2012

• Li D, Y Li, SY Hu, X Sun, and MA Khaleel. 2012. "Predicting Thermal Conductivity Evolution of Polycrystalline Materials Under Irradiation Using Multiscale Approach." Metallurgical and Materials Transactions. A, Physical Metallurgy and Materials Science 43(3):1060-1069.  doi:10.1007/s11661-011-0936-0
• Li Y, SY Hu, CH Henager, Jr, H Deng, F Gao, X Sun, and MA Khaleel. 2012. "Computer Simulations of Interstitial Loop Growth Kinetics in irradiated bcc Fe." Journal of Nuclear Materials 427(1-3):259-267.  doi:10.1016/j.jnucmat.2012.05.004
• Li Y, SY Hu, R Montgomery, F Gao, X Sun, M Tonks, B Biner, P Millet, V Tikare, B Radhakrishnan, and D Andersson . 2012. Mesoscale Benchmark Demonstration Problem 1: Mesoscale Simulations of Intra-granular Fission Gas Bubbles in UO2 under Post-irradiation Thermal Annealing. PNNL-21295, Pacific Northwest National Laboratory, Richland, WA. 
• Li Y, SY Hu, RO Montgomery, F Gao, and X Sun. 2012. Enhanced Generic Phase-field Model of Irradiation Materials: Fission Gas Bubble Growth Kinetics in Polycrystalline UO2. PNNL-21417, Pacific Northwest National Laboratory, Richland, WA. 
• Li Y, Z Huang, N Zhou, B Lee, R Diao, and P Du. 2012. "Application of Ensemble Kalman Filter in Power System State Tracking and Sensitivity." In IEEE PES Transmission and Distribution Conference and Exposition (T&D 2012), May 7-10, 2012, Orlando, Florida , pp. 1-8.  Institute of Electrical and Electronics Engineers, Piscataway, NJ.  doi:10.1109/TDC.2012.6281499
• Biner B, M Tonks, PC Millett, Y Li, SY Hu, F Gao, X Sun, E Martinez, and D Anderson. 2012. PROGRESS ON GENERIC PHASE-FIELD METHOD DEVELOPMENT. PNNL-21811, Pacific Northwest National Laboratory, Richland, WA. 
• Dubinko V, SY Hu, Y Li, CH Henager, Jr, and RJ Kurtz. 2012. "Dislocation vs. production bias revisited with account of radiation-induced emission bias I. Void swelling under electron and light ion irradiation." Philosophical Magazine. Structure and Properties of Condensed Matter 92(33):4113-4150.  doi:10.1080/14786435.2012.704425
• Gao F, HY Xiao, Y Zhou, R Devanathan, SY Hu, Y Li, X Sun, and MA Khaleel. 2012. "Ab Initio Study of Defect Properties in YPO4." Computational Materials Science 54:170-175.  doi:10.1016/j.commatsci.2011.10.005
• Hu SY, CH Henager, Jr, Y Li, F Gao, X Sun, and MA Khaleel. 2012. "Evolution kinetics of interstitial loops in irradiated materials: a phase-field model." Modelling and Simulation in Materials Science and Engineering 20(1):Article No. 015011.  doi:10.1088/0965-0393/20/1/015011
• Huang Z, N Zhou, Y Li, PJ Nichols, S Jin, R Diao, and Y Chen. 2012. "Dynamic Paradigm for Future Power Grid Operation." IFAC Proceedings Volumes 45(21):218-223.  doi:10.3182/20120902-4-FR-2032.00040
• Kalsi K, Y Sun, Z Huang, P Du, R Diao, KK Anderson, Y Li, and B Lee. 2012. "Calibrating Multi-machine Power System Parameters with the Extended Kalman Filter." In 2011 IEEE Power & Energy Society General Meeting, July 24-28, 2011, Detroit, Michigan.  IEEE , Piscataway, NJ.  doi:10.1109/PES.2011.6039224
• Kathan-Galipeau K, P Wu, Y Li, LQ Chen, A Soukiassian, Y Zhu, DA Muller, XX Xi, DG Schlom, and DA Bonnell. 2012. "Direct Determination of the Effect of Strain on Domain Morphology in Ferroelectric Superlattices with Scanning Probe Microscopy." Journal of Applied Physics 112(5):Article No. 052011.  doi:10.1063/1.4746081
• Liang L, Y Li, F Xue, and LQ Chen . 2012. "Pressure and electric field effects on piezoelectric responses of KNbO3." Journal of Applied Physics 112(6):Article No. 064106.  doi:10.1063/1.4752418
• Sheng G, JM Hu, J Zhang, Y Li, ZK Liu, and LQ Chen. 2012. "Phase-field simulations of thickness-dependent domain stability in PbTiO3 thin films." Acta Materialia 60(8):3296-3301.  doi:10.1016/j.actamat.2012.03.003
• Wu P, X Ma, Y Li, V Gopalan, and LQ Chen . 2012. "Dipole spring ferroelectrics in superlattice SrTiO3/BaTiO3 thin films exhibiting constricted hysteresis loops." Applied Physics Letters 100(9):Article No. 092905.  doi:10.1063/1.3691172
• Wu P, X Ma, Y Li, V Gopalan, and LQ Chen . 2012. "Dipole spring ferroelectrics in superlattice SrTiO3/BaTiO3 thin films exhibiting constricted hysteresis loops." Applied Physics Letters 100(9):Article No. 092905.  doi:10.1063/1.3691172

2011

• Li Y, SY Hu, X Sun, and MA Khaleel. 2011. Phase-field Model for Interstitial Loop Growth Kinetics and Thermodynamic and Kinetic Models of Irradiated Fe-Cr Alloys. PNNL-20467, Pacific Northwest National Laboratory, Richland, WA. 
• Li Y, SY Hu, X Sun, F Gao, CH Henager, Jr, and MA Khaleel. 2011. "Phase-field modeling of void evolution and swelling in materials under irradiation." Science China. Physics, Mechanics & Astronomy 54(5):856-865.  doi:10.1007/s11433-011-4316-y
• Du P, Z Huang, Y Sun, R Diao, K Kalsi, KK Anderson, Y Li, and B Lee. 2011. "Distributed Dynamic State Estimation with Extended Kalman Filter." In 43rd North American Power Symposium (NAPS 2011), August 4-6, 2011, Boston, Massachusetts.  Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ.  doi:10.1109/NAPS.2011.6024863
• Dubinko V, SY Hu, Y Li, CH Henager, Jr, and RJ Kurtz. 2011. "DISLOCATION VS. PRODUCTION BIAS REVISITED WITH ACCOUNTED OF RADIATION-INDUCED EMISSION BIAS: VOID SWELLING UNDER ELECTRON AND LIGHT ION IRRADIATION." In Fusion Materials Semiannual Progress Report for the Period Ending December 31, 2011, vol. 51; DOE/ER-0313/51, pp. 109-115.  Department of Energy, Oak Ridge, TN. 
• Kathan-Galipeau K, P Wu, Y Li, LQ Chen , A Soukiassian, XX Xi, DG Schlom, and DA Bonnell. 2011. "Quantification of Internal Electric Fields and Local Polarization in Ferroelectric Superlattices." ACS Nano 5(1):640-646.  doi:10.1021/nn102884s
• Sun Y, P Du, Z Huang, K Kalsi, R Diao, KK Anderson, Y Li, and B Lee. 2011. "PMU Placement for Dynamic State Tracking of Power Systems." In 43rd North American Power Symposium (NAPS 2011), August 4-6, 2011 Boston, Massachusetts.  Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ.  doi:10.1109/NAPS.2011.6024865

2010

• Li Y, SY Hu, X Sun, F Gao, CH Henager, Jr, and MA Khaleel. 2010. "Phase-field Modeling of Void Migration and Growth Kinetics in Materials under Irradiation and Temperature Field." Journal of Nuclear Materials 407(2):119-125. 
• Aravind VR, AN Morozovska, S Bhattacharyya, D Lee, S Jesse, I Grinberg, Y Li, S Choudhury, P Wu, K Seal, AM Rappe, SV Svechnikov, EA Eliseev, SR Phillpot, LQ Chen, V Gopalan, and SV Kalinin. 2010. "Correlated polarization switching in the proximity of a 180° domain wall." Physical Review. B, Condensed Matter 82(2):Article No. 02411.  doi:10.1103/PhysRevB.82.024111
• Baek SH, HW Jang, CM Folkman, Y Li, B Winchester, JX Zhang, Q He, YH Chu, CT Nelson, MS Rzchowski, XQ Pan, R Ramesh, LQ Chen , and CB Eom. 2010. "Ferroelastic switching for nanoscale non-volatile magnetoelectric devices." Nature Materials 9(4):309-314.  doi:10.1038/nmat2703
• Cao Y, G Sheng, JX Zhang , S Choudhury, Y Li, CA Randall, and LQ Chen . 2010. "Piezoelectric response of single-crystal PbZr1-xTixO3 near morphotropic phase boundary predicted by phase-field simulation." Applied Physics Letters 97(25):Article No. 252904.  doi:10.1063/1.3530443
• Hu SY, Y Li, X Sun, F Gao, R Devanathan, CH Henager, Jr, and MA Khaleel. 2010. "Application of Phase-field Method in Predicting Gas Bubble Microstructure Evolution in Nuclear Fuels." International journal of materials research 10(4):515-522. 
• Liang L, Y Li, SY Hu, LQ Chen, and GH Lu. 2010. "Piezoelectric anisotropy of KNbO3 single crystal." Journal of Applied Physics 108(9):Article No. 094111.  doi:10.1063/1.3511336
• Sheng G, Y Li, JX Zhang , S Choudhury, QX Jia, V Gopalan, DG Schlom, ZK Liu, and LQ Chen . 2010. "A modified Landau-Devonshire thermodynamic potential for strontium titanate." Applied Physics Letters 96(23):Article No. 232902.  doi:10.1063/1.3442915
• Sheng G, Y Li, JX Zhang , S Choudhury, QX Jia, V Gopalan, DG Schlom, ZK Liu, and LQ Chen . 2010. "Phase transitions and domain stabilities in biaxially strained (001) SrTiO3 epitaxial thin films." Journal of Applied Physics 108(8):Article No. 084113.  doi:10.1063/1.3488636

2009

• Eliseev EA, AN Morozovska, SV Kalinin, Y Li, J Shen, MD Glinchuk, LQ Chen , and V Gopalan. 2009. "Surface effect on domain wall width in ferroelectrics." Journal of Applied Physics 106(8):Article No. 084102.  doi:10.1063/1.3236644
• Liang L, Y Li, LQ Chen , SY Hu, and GH Lu. 2009. "Thermodynamics and Ferroelectric Properties of KNbO3." Journal of Applied Physics 106(10):Article No. 104118.  doi:10.1063/1.3260242
• Liang L, Y Li, LQ Chen , SY Hu, and GH Lu. 2009. "A phenomenological thermodynamic potential for potassium niobate ." Applied Physics Letters 94(7):Article Number: 072904 . 
• Morozovska AN, EA Eliseev, Y Li, SV Svechnikov, P Maksymovych, VY Shur, V Gopalan, LQ Chen , and SV Kalinin. 2009. "Thermodynamics of nanodomain formation and breakdown in Scanning Probe Microscopy: Landau-Ginzburg-Devonshire approach." Physical Review. B, Condensed Matter and Materials Physics 80(21):Article No. 214110.  doi:10.1103/PhysRevB.80.214110
• Tenne DA, P Turner, JD Schmidt, M Biegalski, Y Li, LQ Chen, A Soukiassian, S Trolier-McKinstry, DG Schlom, XX Xi, DD Fong, PH Fuoss, JA Eastman, GB Stephenson, C Thompson, and SK Streier. 2009. "Ferroelectricity in ultrathin strained BaTiO3 films: probing the size effect by ultraviolet Raman spectroscopy." Physical Review Letters 103(17):Article No. 177601.  doi:10.1103/PhysRevLett.103.177601