1. Yuan, W.K., Niu, X. and Wang, G.F., “Axisymmetric Indentations of an Elastic Half-Space With Tensed Surface/Membrane in the Johnson–Kendall–Roberts Adhesive Approximation”. Journal of Applied Mechanics, 90(6) 061010 (2023); DOI: 10.1115/1.4056911
  2. Soboyejo, W.O. and Niu, X., “Introduction to Environmentally Assisted Fatigue”. in Volume 6 Environmentally Assisted Fatigue in F. Aliabadi and W. O. Soboyejo (Ed.), Comprehensive Structural Integrity, 2nd ed., Elsevier, Amsterdam, Netherlands, Feb 2023, page 1. https://doi.org/10.1016/B978-0-12-822944-6.00099-2
  3. Du, J., Niu, X., Rahbar, N., Soboyejo, W.O., “Natural Teeth and Bio-Inspired Dental Materials”. in Volume 9 Bioengineering in F. Aliabadi and W. O. Soboyejo (Ed.), Comprehensive Structural Integrity, 2nd ed., Elsevier, Amsterdam, Netherlands, Feb 2023, pages 66-89. https://doi.org/10.1016/B978-0-12-822944-6.00093-1
  1. Ding, Y., Yuan, W-K., Liang, X-M., Wang, G-F. and Niu, X., “Identification of Plastic Properties Trough Spherical Indentation”. Advanced Engineering Materials, 2200379 8 pages (2022); DOI: 10.1002/adem.202200379 
  1. ​​Xinrui Niu and Bo Xu, “Medium for Binding Components in An Assembly of An Electronic Device, A Method of Preparing the Same, A Display Assembly of An Electronic Device, and A System for Simulating Mechanical Behaviours of the Electronic Device and the Medium”. US11,116,096 B2, granted on Sep 07, 2021, anticipated expiration on Apr 18, 2039
  2. Xinrui Niu, Yuexing Zhan, Yan Ting Chan, Tsz Ling Wong and Tak Mei Yiu, “Hybrid Polymeric Structure, A Method for Fabricating A Hybrid Polymeric Structure and A Method for Connecting Two Polymeric Layers with the Hybrid Polymeric Structure”. US11,065,864 B2, granted on Jul 20, 2021, adjusted expiration on Nov 15, 2038
  1. Du, J., Niu, X. and Soboyejo, W.O. “Bioinspired Design of Dental Functionally Graded Multilayer Structures”. Chapter 6 in W. Soboyejo & L. Daniel (Eds.), Bioinspired Structures and Design (pp. 140-166), Cambridge University Press, Cambridge, United Kingdom, Aug 2020
  2. ​Xinrui Niu, Bing Chen and Jian Lu, “A Medium for a Dental Structure”, US10,722,333 B2, granted on Jul 28, 2020, adjusted expiration on Aug 26, 2035
  3. Niu, X. and Du, J., “Mechanics and Bionic Design of Dental Materials”. Chapter 7 in X.-Q. Feng, H.-P. Zhao and B. Li (Ed.), Frontiers in Bionic Mechanics, Shanghai Jiao Tong University Press, Shanghai, China, Mar 2020 
  1. ​Liu, Z., Liang, G., Zhan, Y., Li, H., Wang, Z., Ma, L., Wang, Y., Niu, X., Zhi, C.*, “A soft yet device-level dynamically super-tough supercapacitor enabled by an energy-dissipative dual-crosslinked hydrogel electrolyte”. Nano Energy, 58 732-742 (2019); DOI: 10.1016/j.nanoen.2019.01.087
  1. Xinrui Niu, Yonglong Hu and Ji-Jung Kai, “Method of Producing Graphene-Based Materials, Obtainable Materials and Their Use”. US10,160,653 B2, granted on Dec 25, 2018, adjusted expiration on Sep 27, 2036
  2. Bian, J., Yang, L., Niu, X. and Wang G.F., “Orientation-dependent Deformation Mechanisms of BCC Niobium Nanoparticles”. Philosophical Magazine98(20), 1848-1864 (2018); DOI:10.1080/14786435.2018.1459059  
  3. Chen, S.Y., Niu, X. and Guo, F.L., “Thermoelastic Damping in Micromechanical Resonators Operating as Mass Sensors”. European Journal of Mechanics A-Solids71, 165-178 (2018); DOI:10.1016/j.euromechsol.2018.03.017 
  4. Bian, J., Zhang, H., Niu, X. and Wang, G.F., “Anisotropic Deformation in the Compressions of Single Crystalline Copper Nanoparticles”. Crystals8(3), 116 (2018); DOI: 10.3390/cryst8030116
  1. Zhan, Y., Pan, Y., Chen, B., Lu, J., Zhong, Z. and Niu, X., "Strain rate dependent hyperelastic stress-stretch behavior of a silica nanoparticle reinforced poly (ethylene glycol) diacrylate nanocomposite hydrogel", Journal of the Mechanical Behavior of Biomedical Materials, 75, 236–243 (2017); DOI: 10.1016/j.jmbbm.2017.07.029
  2. Wang, D.P., Yang, Y., Niu, X., Lu, J., Yang, G.N., Wang, W.H. and Liu, C.T., "Resonance ultrasonic actuation and local structural rejuvenation in metallic glasses", Physical Review B, 95, 235407 (2017); DOI: 10.1103/PhysRevB.95.235407 
  3. Wang, D.P., Sun, B.A., Niu, X., Yang, Y., Wang, W.H. and Liu, C.T., "Mutual interaction of shear bands in metallic glasses", Intermetallics, 85, 48-53 (2017); DOI: 10.1016/j.intermet.2017.01.015


  1. Ding, Y., Niu, X., Wang, G.F., Feng, X.Q and Yu, S.W., "Surface Effects on Nanoindentation of Soft Solids by Different Indenters", Materials Research Express, 3, 115021 (2016); DOI: 10.1088/2053-1591/3/11/115021
  2. Wang, J., Bian, J.J., Niu, X. and Wang, G.F., "A Universal Method to Calculate the Surface Energy Density of Spherical Surface in Crystals", Acta Mechanica Sinica, 33(1): 77-82 (2016); DOI: 10.1007/s10409-016-0605-z
  3. Ding, Y., Niu, X. and Wang, G.F., "Compression of Hyperelastic Cells at finite deformation with surface energy", International Journal of Applied Mechanics, 8(6): 1650080 (2016); DOI: 10.1142/S1758825116500800
  4. Pan, Y., Zhan, Y., Ji, H., Niu, X. and Zhong, Z., "Can Hyperelastic Material Parameters be Uniquely Determined from Indentation Experiment?", RSC Advances6, 81958-81964 (2016); DOI: 10.1039/C6RA15747E
  5. Yao, Z., Zhang, H., Hu, Y., Bian, J.J., Wang, G., Lu, J. and Niu, X., "Ultrasound Driven Aggregation - A Novel Method to Assemble Ceramic Nanoparticles", Extreme Mechanics Letters,7, 71-77 (2016); DOI: 10.1016/j.eml.2016.03.015
  6. Guo, Y., Li, J.F., Niu, X., Markovitsc, A. and Zhang, R.Q., "Composition Dependent Reactivity of Titanium Oxide Clusters", Physical Chemistry Chemical Physics, 18, 10594 (2016); DOI: 10.1039/C5CP07425H


  1. Ding, Y., Niu, X. and Wang, G.F., "Elastic Compression of Nanoparticles with Surface Energy". Journal of Physics D: Applied Physics48(48): 485303 (2015); DOI: 10.1088/0022-3727/48/48/485303
  2. Wang, G.F. and Niu, X., "Nanoindentation of Soft Solids by a Flat Punch". Acta Mechanica Sinica, 31(4), 5310535 (2015); DOI: 10.1007/s10409-015-0440-7
  3. Yang, L., Bian, J., Zhang, H., Niu, X. and Wang, G.F., "Size-dependent Deformation Mechanisms in Hollow Silicon Nanoparticles". AIP Advances, 5, 077162 (2015); DOI: 10.1063/1.4927509 
  4. Guo, F.L., Niu, X., He, B.B., "An Analytical Study on Steam-driven Delamination and Stability of Delamination Growth in Electronic Packages". Engineering Fracture Mechanics, 144, 89-100 (2015); DOI: 10.1016/j.engfracmech.2015.06.068
  5. Liu, Y., Li, K., Luo, T., Min, S., Wu, H., Xiao, J., Tan, Y., Cheng, M., Chen, B., Niu, X., Hu, R., Li, X. and Tang, H., "Powder Metallurgical Low-modulus Ti-Mg Alloys for Biomedical Applications". Materials Science and Engineering C, 56, 241-250 (2015); DOI: 10.1016/j.msec.2015.06.010
  6. Guo, F.L., He, B.B. and Niu, X., "Analysis of Vapor Pressure and Void Volume Fraction Evolution in Porous Polymers under Thermal Loading: A Micromechanics Approach". International Journal of Solids and Structures, 66, 133-139 (2015); DOI: 10.1016/j.ijsolstr.2015.03.033
  7. Du, J., Niu, X. and Soboyejo, W.O., "Creep-assisted Slow Crack Growth in Bio-inspired Dental Multilayers". Journal of the Mechanical Behavior of Biomedical Materials,46, 41-48 (2015); DOI: 10.1016/j.jmbbm.2015.01.019
  8. Yu, C.Y., Liu, X.J., Zheng, G.P., Niu, X. and Liu, C.T., "Atomistic Approach to Predict the Glass-forming Ability in Zr-Cu-Al Ternary Metallic Glasses". Journal of Alloys and Compounds, 627, 48-53 (2015); DOI: 10.1016/j.jallcom.2014.12.023


  1. Zhan, Y. and Niu, X., "Tuning Methods and Mechanical Modeling of Hydrogels". Bioinspired, Biomimetic and Nanobiomaterials, 4(2)​, 140-154 (2014); DOI: 10.1680/bbn.14.00029

  2. Bian, J., Niu, X., Zhang, H. and Wang, G.F., "Atomistic Deformation Mechanisms in Twinned Copper Nanospheres". Nanoscale Research Letters, 9(1), 335-341 (2014); DOI: 10.1186/1556-276X-9-335

  3. Chen, W., Wang, C., Yan, L., Huang, L., Zhu, X., Chen, B., Sant, J.H., Niu, X., Zhu, G., Yu, K.N., Roy, V., Gale, B.K., and Chen, X., "Improved Polyvinylpyrrolidone Microneedle Arrays with Non-stoichimetric Cyclodextrin". Journal of Materials Chemistry B, 2, 1699-1705 (2014); DOI: 10.1039/C3TB21698E


  1. Du, J., Niu, X., Rahbar, N. and Soboyejo, W.O., "Bio-inspired Dental Multilayers: Effects of Layer Architecture on the Contact-induced Deformation". Acta Biomaterialia, 9(2), 5273-5279 (2013); DOI: 10.1039/C3TB21698E


  1. Niu, X., Rahbar, N., Farias, S. and Soboyejo, W.O., "Bio-inspired Design of Dental Multilayers: Experiments and Model". Journal of the Mechanical Behavior of Biomedical Materials2, 596-602 (2009); DOI: 10.1016/j.actbio.2012.08.034

  2. Niu, X., Yang, Y. and Soboyejo, W.O., "Contact Deformation and Cracking of Zirconia/cement/foundation Dental Multilayers". Materials Science and Engineering: A - Structural Materials Properties485, 517-523 (2008); DOI: 10.1016/j.msea.2007.09.014

  3. Zhou, J., Huang, M., Niu, X. and Soboyejo, W.O., "Substrate Creep on the Fatigue Life of a Model Dental Multilayer Structure". Journal of Biomedical Materials Research Part B: Applied Biomaterials, 82, 374-382 (2007); DOI: 10.1002/jbm.b.30742

  4. Huang, M., Niu, X. and Soboyejo, W.O., "Creep Induced Rate Effects on Radial Cracks in Multilayered Structures". Journal of Materials Science: Materials in Medicine18, 65-69 (2007); DOI: 10.1007/s10856-006-0663-z

  5. Niu, X. and Soboyejo, W.O., "Effects of Loading Rate on the Deformation and Cracking of Dental Multilayers: Experiments and Models". Journal of Materials Research, 21, 970-975 (2006); DOI: 10.1557/jmr.2006.0114

  6. Huang, M., Niu, X., Shrotriya, P., Thompson, V.P., Rekow, E.D. and Soboyejo, W.O., "Contact Damage of Dental Multilayers: Viscous Deformation and Fatigue Mechanics". Journal of Engineering Materials and Technology-Transactions of the ASME, 127, 33-39 (2005); DOI: 10.1115/1.1836769

  7. Niu, X., Yu, S.W. and Feng, X., "Numerical Simulation of Interfacial Deformation and Damage for a Dual-phase Composite with A Circular Cylindrical Inclusion". Journal of Mechanical Strength, 27, 681-686 (2005)

  8. Niu, X., Yu, S.W. and Feng, X., "Finite Element Simulation of Thermally-induced Failure of Interfaces". Journal of Tsinghua University, 41, 104-107 (2001)


Niu Research Group