教育背景 1998/09 – 2002/07，清华大学，工程力学系，博士 1996/09 – 1998/07，清华大学，工程力学系，硕士 1992/09 – 1996/07，清华大学，工程力学系，学士 工作履历 2008/09 – 至今，清华大学，航天学院工程力学系，副研究员。 2007/08 – 2008/09，德国杜赛尔多夫马普所，科研人员（Research Scientist）。 2005/11-2007/07, 卡尔斯鲁厄研究中心/德国杜赛尔多夫马普所，洪堡访问学者（Humboldt Research Fellow）。 2002/07-2005/07，法国特鲁瓦技术大学，机械与系统工程系，博士后。 研究领域 固体力学，生物力学 研究概况 曹艳平研究兴趣涉及生物材料和软材料力学、接触力学、计算力学等领域。从2002 年至今，在国内外期刊发表或接受待发表论文70余篇，其中SCI论文66篇，包括《J. Mech. Phys. Solids》5 篇，《Soft Matter》4 篇，《Acta Mater.》2 篇。另有多篇发表在《Acta Biomater.》、《Langmuir》、《Biomech. Model. Mechanobio.》、《J. Biomech.》、《Int. J. Solids Struct.》、《Proc. Roy. Soc. A》、《Phys. Rev. Lett.》、《Appl. Phys. Lett.》等国际知名期刊。上述论文有三篇入选Essential Science Indicator (ESI) 论文，另有一篇入选英国皇家学会会刊《Proc. Roy. Soc. A》2012年以来高引论文。 奖励与荣誉 2005-2007,洪堡基金会“Research Fellow” 2009年入选“清华大学基础研究青年人才计划” 2012年入选“教育部新世纪优秀人才支持计划” 学术成果 (1). 压痕实验力学分析 [1] Zhang, M. G., *Cao, Y. P., Li, G. Y., Feng, X. Q. (2014): Spherical indentation method for determining the constitutive parameters of hyperelastic soft materials, Biomechanics and Modeling in Mechanobiology, 13 (1), 1-11. [2] *Cao, Y. P., Zhang, M. G., Feng, X. Q. (2013): Indentation method for measuring the viscoelastic kernel function of nonlinear viscoelastic soft materials, Journal of Materials Research, 28, 806-816. [3] *Cao Y. P., Chen, K. L. (2012): Theoretical and computational modeling of instrumented indentation of viscoelastic composites. Mechanics of Time-Dependent Materials, 16, 1-18. [4] *Cao, Y. P., Ji X. Y., Feng X. Q. (2011): On determination of the damping factor of linear viscoelastic materials using dynamic indentation: a theoretical study. Science China G. 54, 598-605. [5] Qian X. Q., Cao, Y. P., Liu Z. C., Lu J. (2010): Influence of hardening behaviour of elastoplastic materials on the determination of elastic modulus using indentation tests, Material Science and Engineering: A. 527, 4751. [6] *Cao, Y. P., Ji X. Y., Feng X. Q. (2010): Geometry independence of the normalized relaxation functions of viscoelastic materials in indentation. Philosophical Magazine 90, 1639-1655. [7] Keerthika, B., Cao, Y. P., Raabe, D. (2009): Mechanical characterization of viscoelastic-plastic soft matter using spherical indentation. CMC-Computers, Materials & Continua 10, 243-258. [8] *Cao, Y. P., Ma, D., Raabe, D. (2009): The use of flat punch indentation to determine the viscoelastic properties in the time and frequency domains of a soft layer bonded to a rigid substrate. Acta Biomaterialia 5, 240-248. [9] *Cao, Y. P., Xue, Z. Y., Chen, X., Raabe, D. (2008): Correlation between the flow stress and the nominal indentation hardness of soft metals. Scripta Materialia. 59, 518-521. [10] Qian, X. Q., *Cao, Y. P., Zhang, J. Y., Raabe, D., Yao, Z. H., Fei, B. J. (2008): An inverse approach to determine the mechanical properties of elastoplastic materials using indentation tests. CMC-Computers, Materials & Continua. 7, 33-42. [11] *Cao, Y. P. (2007): Determination of the creep exponent of a power-law creep solid using indentation tests. Mechanics of Time-dependent Materials 11, 159-173. [12] Qian, X. Q., *Cao, Y. P., Lu J. (2007): Dependence of the representative strain on the hardening functions of metallic materials in indentation. Scripta Materialia 57, 57-60. [13] Cao, Y. P., Dao, M., Lu, J. (2007): A precise correcting method for the study of the super-hard material using the nanoindentation. Journal of Materials Research 22, 1255-1264. [14] *Cao, Y. P., Qian, X. Q., Huber, N. (2007): Spherical indentation into elastoplastic materials: indentation-response based definitions of the representative strain. Mater. Sci. .Eng. A 4-5, 1-13. [15] *Cao, Y. P. and Huber, N. (2006): Further investigation on the definition of the representative strain in conical indentation. Journal of Materials Research 21, 1810-1821. [16] *Cao, Y. P., Qian, X. Q., Lu, J. (2006): On the determination of reduced Young’s modulus and hardness of elastoplastic materials using a single sharp indenter. Journal of Materials Research 21, 215-224. [17] Cao, Y. P., Qian, X. Q., Lu, J. and Yao, Z. H. (2005): An energy-based method to extract plastic properties of metal materials from conical indentation tests. Journal of Materials Research 20, 1194-1206. [18] Cao, Y. P. and Lu, J. (2005): Size-dependent sharp indentation-I: A closed-form expression of the indentation loading curve. Journal of the Mechanics and Physics of Solids 53, 33-48. [19] Cao, Y. P. and Lu, J. (2005): Size-dependent sharp indentation-II: A reverse algorithm to identify plastic properties of metallic materials. Journal of the Mechanics and Physics of Solids 53, 49-62. [20] Cao, Y. P. and Lu, J. (2004): A new method to extract plastic properties of metal materials from an instrumented spherical indentation loading curve. Acta Materialia 52, 4023-4032. [21] Cao, Y. P. and Lu, J. (2004): Depth-sensing instrumented indentation with dual sharp indenters: stability analysis and corresponding regularization schemes. Acta Materialia 52, 1143-1153. [22] Cao, Y. P. and Lu, J. (2004): A new scheme for computational modelling of conical indentation in plastically graded materials. Journal of Materials Research 19, 1704-1716. (2). 软材料和生物材料力学 [23] Chen, K. L., *Cao, Y. P., Zhang, M. G., Feng, X. Q. (2014): Indentation triggered pattern transformation in hyperelastic soft cellular solids. Comptes Rendus Mécanique, in press. (Invited paper). [24] Zhang, M. G., *Cao, Y. P., Li, G. Y., Feng, X. Q. (2014): Pipette aspiration of hyperelastic soft materials: Theoretical analysis, simulations and experiments. Journal of the Mechanics and Physics of Solids, in press. [25] *Cao, Y. P., Li, G. Y., Zhang, M. G., Feng, X. Q. (2014): Pipette aspiration method for measuring the reduced creep function of viscoelastic soft materials, J. Appl. Mech., in press. [26] Jia, F., *Cao, Y. P., Zhao, Y., Feng, X. Q. (2014): Buckling and surface wrinkling of an elastic graded cylinder with elastic modulus arbitrarily varying along radial direction. Int. J. Appl. Mech. 6, 10003 [27] Wang, J. W., Cao, Y. P., Feng, X. Q. (2014) : Archimedean spiral wrinkles on a film-substrate system induced by torsion, Applied Physics Letters 104, 031910. [28] Xie, W. H., Li, B., Cao, Y. P., Feng, X. Q. (2014): Effects of internal pressure and surface tension on the growth-induced wrinkling of mucosae. Journal of the Mechanical Behavior of Biomedical Materials 29，594-601. [29] Liang, X. D., Zu, Y., Cao, Y. P., Yang, C. (2013) : A dual-scale model for Caveolae-mediated vesiculation. Soft Matter 9, 7981-7987. [30] Yang, Y., Han, X., Ding, W. L., Jiang, S. C., *Cao, Y. P. and *Lu, C. H. (2013): Controlled Free Edge-Effects in Surface Wrinkling via Combination of External Straining and Selective O2 Plasma Exposure. Langmuir 29, 7170-7177. [31] Ding, W. L., Yang Y., Zhao, Y., Jiang, S.C., *Cao, Y. P., *Lu, C. H. (2013) : Well-defined orthogonal surface wrinkles directed by wrinkled boundary. Soft Matter 9, 3720-3726. [32] *Cao, Y. P., Jiang, Y., Li, B., Feng, X. Q., (2012): Biomechanical modeling of surface wrinkling of soft tissues with growth-dependent mechanical properties. Acta Mechanica Solida Sinica 25, 483-492. (Invited paper) [33] *Cao, Y. P., Jia, F., Feng, X. Q., Zhao, Y., Yu, S. W. (2012): Buckling and post-buckling of a stiff film resting on an elastic graded substrate. International Journal of Solids and Structures 49, 1656-1664. [34] Cao, Y. P., Hutchinson, J. W. (2012): Wrinkling phenomena in neo-Hookean film/substrate bilayers. Journal of Applied Mechanics 79, 031019. (Dedicated to Prof. James R Rice for his 70th birthday) [35] Li, B., Cao, Y. P., Feng, X. Q., Gao, H. J. (2012): Mechanics of morphological instabilities and surface wrinkling in soft materials: A review. Soft Matter 8, 5728. (Invited review). [36] Zeng, J. F., Zhao, X. H., *Cao, Y. P., *Hutchinson, J. W. (2012): Localized ridge wrinkling of stiff films on compliant substrates. Journal of the Mechanics and Physics of Solids 60, 1265-1279. [37] Jia, F., *Cao, Y. P., Liu T. S., Jiang Y., Feng X. Q., Yu S. W. (2012): Wrinkling of a bilayer resting on a soft substrate under in-plane compression. Philosophical Magazine 92, 1554-1568. [38] Cao, Y. P., Li, B., Feng, X. Q. (2012): Surface wrinkling and folding of core–shell soft cylinders. Soft Matter 8, 556-562. [39] Cao, Y. P., Hutchinson, J. W. (2012): From wrinkles to creases in elastomers:The instability and imperfection-sensitivity of wrinkling. Proceedings of Royal Society A. 468, 94-115. [40] *Cao, Y. P., Zheng X. P., Jia F., Feng X. Q. (2012): Wrinkling and creasing of a compressed elastoplastic film resting on a soft elastic substrate. Computational Materials Science 57, 111-117. [41] Li, B., Jia, F., Cao, Y. P., Feng, X. Q., Gao, H. J. (2011): Surface Wrinkling Patterns on a Core–Shell Soft Sphere. Physical Review Letters 106, 234301. [42] Li, B., Cao Y. P., Feng X. Q., Yu S. W. (2011): Mucosal wrinkling in animal antra induced by volumetric growth. Applied Physics Letters 98, 153701. [43] Li, B., Cao, Y. P., Feng, X. Q., Gao, H. J. (2011): Surface wrinkling of mucosa induced by volumetric growth: Theory, simulation and experiment. Journal of the Mechanics and Physics of Solids 59, 758-774. [44] Li, B., Cao, Y. P., Feng X. Q. (2011): Growth and surface folding of esophageal mucosa: A biomechanical model. Journal of Biomechanics 44, 182–188. [] Jia F., Zheng X. P., *Cao Y. P., Feng X. Q. (2010): Theoretical study on the bilayer buckling technique for thin film metrology. CMC-Computers, Materials & Continua. 18, 105. [46] Zheng X. P., *Cao Y. P., Li B., Feng X. Q. Yu, S. W. (2010): Surface wrinkling of nanostructured thin films on a soft substrate. Computational Materials Science 49, 767. [47] Zheng X. P., Cao, Y. P., Li B., Feng X. Q. Wang, G. F., (2010): Surface effects in various bending-based test methods for measuring the elastic property of nanowires. Nanotechnology. 21, 205702. [48] Cao, Y. P., Zheng X. P., Li B., Feng X. Q. (2009): Determination of the elastic modulus of micro- nanowires/tubes using a buckling-based metrology. Scripta Materialia 61, 1044-1047. [49] Zheng X. P., *Cao, Y. P., Li B., Feng X. Q., Jiang H. Q., Huang Y. G. (2009): Determining the elastic modulus of thin films using a buckling-based method: computational study. Journal of Physics D: Applied Physics 42, 175506. (3). 其它 [50] Zhang, L. Y., Li, Y., Cao, Y. P., Feng, X. Q., Gao, H. J. (2014): Stiffness matrix based form-finding method of tensegrity structures. Engineering Structures 58, 36-48. [51] Zhang, L. Y., Li, Y., Cao, Y. P., Feng, X. Q., Gao, H. J. (2013): A numerical method for simulating nonlinear mechanical responses of tensegrity structures under large deformations. Journal of Applied Mechanics-ASME 80, 061018. [52] Zhang, L. Y., Li, Y., Cao, Y. P., Feng, X. Q., (2013): A unified solution for self-equilibrium and super-stability of rhombic truncated regular polyhedral tensegrities. International Journal of Solids Structures 50, 234-2. [53] Zhang, L. Y., Li, Y., Cao, Y. P., Feng, X. Q., Gao, H. J., (2012): Self-equilibrium and super-stability of truncated regular polyhedral tensegrity structures: A unified analytical solution. Proceedings of Royal Society A. 468, 3323-3347. [54] Nie, A., Liu, J.B., Wang, P., Wang, H.T., Yang, W., Gao, Y., Lin, C., Cao, Y .P., Zhuang, Z., (2012): Nano-fingers Pulled from Bulk Silver. Scripta Materialia 66, 247-249. [55] Hu, N., Cai, Y. D., Zhu G. J., Tsuji, C., Liu Y. L., Alamusi, Cao, Y. P., (2012): Characterization of damage size in metallic plates using Lamb waves. Structural Health Monitoring 11, 125-137. [56] Liu, Y.L., Hu, N., Alamusi, Watanabe, T., Koshin Y., Cao, Y. P., Fukunaga H. (2011): Relative reflection intensity of lamb wave from elliptically-shaped damages in metallic plates. Smart Materials and Structures, 20, 075010. [57] Feng X. Q., Li Y, Cao, Y. P., Gu, Y. T. (2010): Design methods of rhombic tensegrity structures. Acta Mechanica Sinica 26, 559. [58] Li Y, Feng X. Q., Cao, Y. P., Gao H. J. (2010): A Monte Carlo form-finding method for large scale regular and irregular tensegrity structures. International Journal of Solids Structures 47, 1888-1898. [59] Ji X. Y., Cao, Y. P., Feng X. Q. (2010): Micromechanics prediction of the effective elastic moduli of graphene sheet-reinforced polymer nanocomposites. Modelling and Simulations in Material Science and Engineering. 18, 0005. [60] Li Y, Feng X. Q., Cao, Y. P., Gao H. J. (2010): Constructing tensegrity structures from one-bar elementary cells. Proceedings of Royal Society A. 466, –61. [61] Qian, X. Q., Yao, Z. H., Cao, Y. P. and Lu, J. (2005): An Inverse Approach to Construct Residual Stresses Existing in Axisymmetric Structures Using BEM. Engineering Analysis with Boundary Elements 29, 986-999. [62] Cao, Y. P., Hu, N., Lu, J., Fukunaga, H., and Yao, Z. H. (2004): A new scheme for designing the penalty factor in 3-D penalty-equilibrating mixed elements. Communications in Numerical Methods in Engineering 20, 5-464. [63] Qian, X. Q., Yao, Z. H., Cao, Y. P. and Lu, J. (2004): An inverse approach for constructing residual stress using BEM. Engineering Analysis with Boundary Elements 28, 205-211. [64] Cao, Y. P., Hu, N., Lu, J., and Yao, Z. H. (2003): A highly accurate brick element based on a three-field variational principle for elasto-plastic analysis. Finite Elements in Analysis and Design 39, 1155-1171. [65] Cao, Y. P., Hu, N., Lu, J., Fukunaga, H., and Yao, Z. H. (2002): A 3-D brick element based on Hu-Washizu variational principle for mesh distortion. International Journal for Numerical Methods in Engineering 53, 2529-2548. [66] Cao, Y. P., Hu, N., Lu, J., and Yao, Z. H. (2002): An inverse approach for constructing residual stresses field induced by welding. Journal of Strain Analysis for Engineering Design 37, 3-359.