王宇 - 西安交通大学

个人简介

王宇教授教育部新世纪优秀人才计划入选者西安交通大学理学院材料物理系物质非平衡合成与调控教育部重点实验室目前从事的研究领域主要包括: 智能材料、形状记忆与磁控形状记忆合金、固态相变与玻璃化转变、磁热与磁致伸缩效应。在国际SCI期刊发表学术论文31篇，其中在Phys. Rev. Lett.、Phys. Rev. B、Acta Mater.、Appl. Phys. Lett.、MRS Bulletin等国际著名学术期刊上上发表论文19篇，申请日本专利1项。主持国家自然科学基金项目2项、陕西省自然科学基础研究计划项目1项、日本学术振兴学会项目1项以及西安交通大学校基金多项，作为学术骨干参与国家重点基础研究发展计划(973计划)项目1项、国家自然科学基金重大国际(地区)合作研究项目1项。 2012年教育部新世纪优秀人才计划入选者，2013年全国优秀博士学位论文提名奖，2014年陕西省青年科技新星计划入选者，2014年陕西青年科技奖。

研究领域

1.智能材料及相变 2.形状记忆与磁控形状记忆合金 3.玻璃化转变 4.磁热与磁致伸缩效应

近期论文

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2014年： [ 1 ] Y. Wang, J. Gao, H. Wu, S. Yang, X. Ding, D. Wang, X. Ren, Y. Z. Wang, X. Song, J. Gao, Strain glass transition in a multifunctional β-type Ti alloy, Scientific Reports 4, 3995 (2014). [ 2 ] D. Wang, S. Hou, Y. Wang, X. Ding, S. Ren, X. Ren, Y. Z. Wang, Superelasticity of slim hysteresis over a wide temperature range by nanodomains of martensite, Acta Materialia 66, 349 (2014). [ 3 ] J. Gao, X. Hu, L. Zhang, F. Li, L. X. Zhang, Y. Wang, Y. Hao, L. Zhong, X. Ren, Major contributor to the large piezoelectric response in (1-x)Ba(Zr0.2Ti0.8)O3-x(Ba0.7Ca0.3)TiO3 ceramics: Domain wall motion, Applied Physics Letters 104, 252909 (2014). [ 4 ] D. Xue, Y. Zhou, X. Ding, Y. Wang, J. Zhang, J. Sun, and X. Ren, The transitions from glassy state to long-range-ordered state in ferroic glasses, Phys. Status Solidi B (2014) (In press). 2013年： [ 1 ] Y. Wang, C. Huang, H. Wu, J. Gao, S. Yang, D. Wang, X. Ding, X. Song, X. Ren, Spontaneous strain glass to martensite transition in ferromagnetic Ni-Co-Mn-Ga strain glass, Applied Physics Letters 102, 141909 (2013). [ 2 ] C. Huang, Y. Wang (通讯作者), H. Wu, X. Liao, S. Yang, S. Wei, J. Wang, X. Song, Fe substitution induced intermartensitic transition and its internal stress dependent transforming behavior in Ni–Mn–Ga based alloy, Journal of Alloys and Compounds 581, 812 (2013). [ 3 ] S. Yang, H. Bao, C. Zhou, Y. Wang, X. Ren, X. Song, Y. Matsushita, Y. Katsuya, M. Tanaka, K. Kobayashi, Structural changes concurrent with ferromagnetic transition, Chinese Physics B 22, 046101(2013). [ 4 ] Y. Ni, Z. Zhang, D. Wang, Y. Wang, X. Ren, The effect of point defects on ferroelastic phase transition of lanthanum-doped calcium titanate ceramics, Journal of Alloys and Compounds 577S, S468 (2013). 2012年： [ 1 ] Y. Wang, C. Huang, J. Gao, S. Yang, X.D. Ding, X. P. Song, and X. Ren, Evidence for ferromagnetic strain glass in Ni-Co-Mn-Ga Heusler alloy system, Applied Physics Letters 101, 101913 (2012). [ 2 ] S. Hou, Y. Wang (通讯作者), J. Zhang, D. Wang, S. Ren and X. Ren, Evidence for crossover martensite in Ti50Ni45Fe5: An intermediate state between normal martensite and strain glass, Europhysics Letters 100, 58001 (2012). [ 3 ] D. Wang, X. Ke, Y. Z. Wang, J. Gao, Y. Wang, L. Zhang, S. Yang, and X. Ren, Phase diagram of polar states in doped ferroelectric systems, Physical Review B 86, 054120 (2012). [ 4 ] J. F. Gong, S. Yang, C. Han, W. Guan, Y. Wang, B. Gao, D. Wang, X. P. Song, Z. B. Sun, M. W. Xu, Modeling magnetic nanotubes using a chain of ellipsoid-rings approach, Journal of Applied Physics 111, 063912 (2012). [ 5 ] S. Yang, H. X. Bao, D. Z. Xue, C. Zhou, J. H. Gao, Y. Wang, J.Q. Wang, X. P. Song, Z. B. Sun, X. B. Ren, K. Otsuka, Magnetodielectric effect from the onset of ferrimagnetic transition in CoCr2O4, Journal of Physics D: Applied Physics 45, 265001 (2012). 2011年： [ 1 ] Y. Wang, X. Song, X. Ding, S. Yang, J. Zhang, X. Ren, K. Otsuka, Stress changed damping and associated transforming behavior in a Ti48.5Ni51.5 strain glass, Applied Physics Letters 99, 051905 (2011). [ 2 ] J. Zhang, Y. Wang, X. D. Ding, Z. Zhang, Y. M. Zhou, X. Ren, K. Otsuka, J. Sun, M. H. Song, Stress-induced strain glass to martensite (R) transition in a Ti50Ni44.5Fe5.5 alloy, Physical Review B 83, 174204 (2011). [ 3 ] J. Zhang, Y. Wang, X. D. Ding, Z. Zhang, Y. M. Zhou, X. Ren, D. Wang, Y. C. Ji, M. H. Song, K. Otsuka, J. Sun, Spontaneous strain glass to martensite transition in a Ti50Ni44.5Fe5.5 strain glass, Physical Review B 84, 214201 (2011). [ 4 ] J. Gao, D. Xue, Y. Wang, D. Wang, L. Zhang, H. Wu, S. Guo, H. Bao, C. Zhou, W. Liu, Sen Hou, G. Xiao, X. Ren, Microstructure basis for strong piezoelectricity in Pb-free Ba(Zr0.2Ti0.8)O3-(Ba0.7Ca0.3)TiO3 ceramics, Applied Physics Letters 99, 092901 (2011). [ 5 ] J. Gao, D. Xue, L. Zhang, Y. Wang, H. Bao, C. Zhou, W. Liu, W. Chen, X. Ren, Aging-induced domain memory in acceptor-doped perovskite ferroelectrics associated with ferroelectric-ferroelectric transition cycle, Europhysics Letters 96, 37001 (2011). [ 6 ] W. Guan, Q. R. Liu, B. Gao, S. Yang, Y. Wang, M.W. Xu, Z. B. Sun, X. P. Song. Large magnetocaloric effect at low magnetic field in Ni50-xCoxMn35In15 ribbons, Journal of Applied Physics 109, 07A903 (2011). [ 7 ] H. Bao, D. Xue, Y. Wang, J. Gao, L. Zhang, S. Yang, K. L. Yadav, X. Ren. A quantitative model for stabilization effect induced by ferroelectric aging, Journal of Applied Physics 109, 124103 (2011). 2010年及以前： [ 1 ] Y. Wang, Y. Zhou, J. Zhang, X. Ding, S. Yang, X. Song, X. Ren, K. Otsuka, Evolution of the relaxation spectrum during the strain glass transition of Ti48.5Ni51.5 alloy, Acta Materialia 58, 4723 (2010). [ 2 ] Z. Zhang, Y. Wang, D. Wang, Y. Zhou, K. Otsuka, and X. Ren, Phase diagram of Ti50-xNi50+x: Crossover from martensite to strain glass, Physical Review B 81, 224102 (2010). [ 3 ] X. Ren, Y. Wang, Y. Zhou, Z. Zhang, D. Wang, G. Fan, K. Otsuka, T. Suzuki, Y. Ji, J. Zhang, Y. Tian, S. Hou and X. Ding, Strain glass in ferroelastic systems: Premartensitic tweed versus strain glass, Philosophical Magazine 90, 141(2010). [ 4 ] S. Yang, H. Bao, C. Zhou, Y. Wang, X. Ren, Y. Matsushita, Y. Katsuya, M. Tanaka, K. Kobayashi, X. Song, and J. Gao, Large Magnetostriction from Morphotropic Phase Boundary in Ferromagnets, Physical Review Letters 104, 197201 (2010). [ 5 ] Y. Zhou, D. Xue, X. Ding, Y. Wang, J. Zhang, Z. Zhang, D. Wang, K. Otsuka, J. Sun, X. Ren, Strain glass in doped Ti50(Ni50-xDx) (D=Co, Cr, Mn) alloys----Implication for the generality of strain glass in defect-containing ferroelastic systems, Acta Materialia 58, 5433 (2010). [ 6 ] D. Wang, Z. Zhang, J. Zhang, Y. Zhou, Y. Wang, X. Ding, Y. Z.Wang, X. Ren, Strain glass in Fe-doped Ti-Ni, Acta Materialia 58, 6206 (2010). [ 7 ] X. Ren, Y. Wang, K. Otsuka, P. Lloveras, T. Castan, M. Porta, A. Planes and A. Saxena, Ferroelastic Nanostructures and Nanoscale Transitions: Ferroics with Point Defects, MRS Bulletin 34, 838 (2009) (Invited review paper). [ 8 ] Y. Wang, X. Ren, K. Otsuka, and A. Saxena, Temperature-stress phase diagram of strain glass Ti48.5Ni51.5, Acta Materialia 56, 2885 (2008). [ 9 ] X. Ding, J. Zhang, Y. Wang, Y. Zhou, T. Suzuki, X. Ren, J. Sun, K. Otsuka, Experimental study on elastic constant softening prior to stress-induced martensitic transformation, Physical Review B 77, 174103(2008). [10] Y . Wang, X. Ren, K. Otsuka, Strain glass: Glassy martensite, Materials Science Forum 583, 67 (2008). [11] Y. Wang, X. Ren, K. Otsuka, and A. Saxena, Evidence for broken ergodicity in strain glass, Physical Review B 76, 132201(2007). [12] H. Bao, L. Zhang, Y. Wang, W.F. Liu, C. Zhou, X. Ren, Contrasting aging behavior of as-grown and annealed BaTiO3 single crystals grown by KF flux technique, Applied Physics Letters 91,142903 (2007). [13] Y. Wang, X. Ren, and K. Otsuka, Shape memory effect and superelasticity in a strain glass alloy, Physical Review Letters 97, 225703 (2006). [14] W.F. Liu, W. Chen, L. Yang, L. Zhang, Y. Wang, C. Zhou, S. Li, X. Ren, Ferroelectric aging effect in hybrid-doped BaTiO3 ceramics and the associated large recoverable electrostrain, Applied Physics Letters 89, 172908(2006). [15] W.F. Liu, W. Chen, L. Yang, Y. Wang, L. Zhang, C. Zhou, S. Li, X. Ren, Electro-shape-memory effect in hybrid doped BaTiO3 ceramics, Materials Science and Engineering A 438–440, 350 (2006). [16] L. Yang, W.F. Liu, W. Chen, Y. Wang, X.L. Cao, X. Ren, Electro-shape-memory effect in Mn-doped (Pb, Sr)TiO3 ceramics, Materials Science and Engineering A 438–440, 176 (2006). [17] Y. Wang, S. Yang, X. Song, Low-field magnetic properties and magnetocaloric effect in annealed and as-cast Dy(Co1-xSix)2 compounds, Journal of Alloys and Compounds 354, 81 (2003).

个人简介

研究领域

近期论文

学术兼职