研究方向

晶体缺陷调控新型铁电/压电类功能智能材料设计与制备，相变及高性能化研究，包括：
1）缺陷诱发铁电材料奇异时效/老化行为及可回复电致应变
2）缺陷组态对铁电体弛豫相变及介电行为影响

3）基于双弛豫相界设计高极化低损耗铁电材料的研究

4）缺陷调控铁电材料储能特性及损耗机理研究

5）缺陷调控铁电体畴稳定性的研究
6）高性能电介质储能/压电和电致伸缩/电容-压敏材料开发

 

科研项目
主持国家自然科学基金青年基金（2008年~），面上项目（2010年~；2018年~）；教育部新世纪优秀人才支持计划（2010年~）；陕西省自然科学基金面上项目（2015年~）；中央高校基本科研业务费（2016年~）。
参加国家973计划项目课题（2012年~）；基金委创新群体（2014年~；2017年~）；教育部创新团队（2014年~；2017年~）；基金委青年基金（2009年~）。

参与高等学校111计划（2010年~），国家自然科学基金重大项目（2008年~）。



发表SCI论文：

2021

1) Z. P. Wang, R. R. Kang, L. X. Zhang*, P. Mao, Q. Z. Sun, F. Kang, and J. P. Wang. Remarkably enhanced energy-storage density and excellent thermal stability under low electric fields of (Na_0.5Bi_0.5)TiO₃-based ceramics via composition optimization strategy. Journal of the European Ceramic Society, 41: 1917-1924 (2021)

2) P. Mao, J. P. Wang, P Xiao, L. X. Zhang*, F. Kang, and H. Gong. Colossal dielectric response and relaxation behavior in novel system of Zr⁴⁺ and Nb⁵⁺ co-substituted CaCu₃Ti₄O₁₂ ceramics. Ceramics International, 47: 111-120 (2021).

2020

3) Z. P. Wang, L. X. Zhang*, R. R. Kang, P. Mao, F. Kang, Q. Z. Sun, and J. P. Wang. High temperature dielectric stable (1-x)[(Na_0.5Bi_0.5)_0.92Ba_0.08]_0.955La_0.03TiO₃-xNaNbO₃ system with ultra-low dielectric loss range through optimizing the defect chemistry. Journal of Alloys and Compounds, 846: 156308 (2020)

4) P. Mao, J. P. Wang, L. Q. He, L. X. Zhang*, A. Annadi, F. Kang, Q. Z. Sun, Z. P. Wang, and H. Gong, Excellent Capacitor-Varistor Properties in Lead-Free CaCu₃Ti₄O₁₂-SrTiO₃ System with a Wrinkle Structure via Interface Engineering. ACS Applied Materials & Interfaces, 12: 48781-48793 (2020)

5) W. J. Yang, K. B. Chu, L. X. Zhang, X. D. Ding, J. Sun, J. Z. Liu, J. L. Song, C. X. Zheng, and J. K. Deng, Lead-free molecular ferroelectric [N,N-dimethylimidazole](3)Bi₂I₉ with narrow bandgap. Materials and Design, 193: 108868 (2020)

6) P. Mao, J. P. Wang, L. X. Zhang*, Wang, Z. P. Wang, F Kang, S. J. Liu, D. B. K. Lim, X.Wang, and H. Gong. Significantly enhanced breakdown field with high grain boundary resistance and dielectric response in 0.1Na_0.5Bi_0.5TiO₃-0.9BaTiO₃ doped CaCu₃Ti₄O₁₂ ceramics. Journal of the European Ceramic Society, 40: 3011-3018 (2020)

7) P. Mao, J. P. Wang, L. X. Zhang*, Q. Z. Sun, X. X. Liu, L. Q. He, S. J. Liu, S. W. Zhang, H.Gong, Tunable dielectric polarization and breakdown behavior for high energy storage capability in P(VDF-TrFE-CFE)/PVDF polymer blended composite films. Physical Chemistry Chemical Physics, 22: 13143-13153 (2020)

8) Q. Z. Sun, J. P. Wang, L. X. Zhang*, P. Mao, Liu, S. J. Liu, L. Q. He, F. Kang, and R. Xue. Achieving high energy density and discharge efficiency in multi-layered PVDF-PMMA nanocomposites composed of 0D BaTiO₃ and 1D NaNbO₃@SiO₂. Journal of Materials Chemistry C, 8: 7211-7220 (2020)

9) Q. Z. Sun, P. Mao, L. X. Zhang*, J. P. Wang, Y. Y. Zhao, and F. Kang. Significantly enhanced dielectric and energy storage performance of AlN/KNbO3/PVDF sandwich-structured composites via introducing the AlN/PVDF insulating layers. Ceramics International, 46: 9990-9996 (2020)

10) F. Kang, Zhang, L. X. Zhang*, B. Huang, P. Mao, Z. P. Wang, Q. Z. Sun, J. P. Wang, and D. W. Hu. Enhanced electromechanical properties of SrTiO₃-BiFeO₃-BaTiO₃ ceramics via relaxor behavior and phase boundary design. Journal of the European Ceramic Society, 40: 1198-1204 (2020)

11) L. Q. He, Y. C. Ji, S. Ren, L. Zhao, H. Y. Luo, C. Liu, Y. S. Hao, L. Zhang, L. X. Zhang*, and X. Ren. Large piezoelectric coefficient with enhanced thermal stability in Nb⁵⁺-doped Ba_0.85Ca_0.15Zr_0.1Ti_0.9O₃ ceramics. Ceramics International, 46: 3236-3241 (2020)

2019

12) P. Mao, J. P. Wang, S. J. Liu, L. X. Zhang*, Y. Y. Zhao, K. N. Wu, Z. P. Wang, and J. Y. Li. Improved dielectric and nonlinear properties of CaCu₃Ti₄O₁₂ ceramics with Cu-rich phase at grain boundary layers. Ceramics International, 45: 15082-15090 (2019)

13) P. Mao, J. P. Wang, Zhang, L. X. Zhang*, S. J. Liu, Y. Y. Zhao, Sun, and Q. Z. Sun. Rapid fabrication and improved electrical properties of CaCu₃Ti₄O₁₂ ceramics by sol-gel and spark plasma sintering techniques. Journal of Materials Science-Materials in Electronics, 30: 13401-13411 (2019)

14) L. Zhao, X. Q. Ke, W. C. Wang, M. X. Fang, A. D. Xiao, L. Q. He, L. X. Zhang, J. H. Gao, Y. Z. Wang, and X. B Ren. Mechanism of electrostrain enhancement in the single rhombohedral phase region of Ba(Ti_1-xZr_x)O₃ ceramics. Journal of Alloys and Compounds, 788: 748-755 (2019)

15) M. Y. Yin, C. Zhou, S. Ren, Y. S. Hao, M. X. Fang, W. J. Wang, J. H. Gao, T. Y. Ma, L. X. Zhang, S. Yanga, and X. B. Ren. Ceramics International, 45: 10304-10309 (2019)

16) P. Mao, J. P. Wang, S. J. Liu, L. X. Zhang*, Y. Y. Zhao, and L. Q. He. Grain size effect on the dielectric and non-ohmic properties of CaCu₃Ti₄O₁₂ ceramics prepared by the sol-gel process. Journal of Alloys and Compounds, 778: 625-632 (2019)

17) Y. Yang, Z. J. Zhou, L. P. Xin, C. Zhou, L. X. Zhang, A. D. Xiao, and X. B. Ren, Large Electrostrain from the Ferroelectric Aging Effect around a Morphotropic Phase Boundary. Journal of Physical Chemistry C, 123: 3321-3325 (2019)

2018

18) M. X. Fang, Y. C. Ji, Z. Zhang, Y. D. Yang, C. Liu, D. Wang, L. X. Zhang, J. H. Gao, and X. B. Ren. Re-entrant relaxor-ferroelectric composite showing exceptional electromechanical properties. Npg Asia Materials, 10: 1029-1036 (2018)

19) X. Wang, S. J. Liu, L. X. Zhang*, J. P. Wang, and Y. Y. Zhao. Influence of sintering time and donor concentration on the PTCR effect of La-doped BaTiO₃-Na_0.5Bi_0.5TiO₃ ceramics. Ceramics International, 44: S216-S219 (2018)

20) S. J. Liu, Q. D. Xie, L. X. Zhang*, Y. Y. Zhao, X. Wang, P. Mao, J. P. Wang, and X. J. Lou. Tunable electrocaloric and energy storage behavior in the Ce, Mn hybrid doped BaTiO₃ ceramics. Journal of the European Ceramic Society, 38: 4664-4669 (2018)

21) J. P. Wang, Zhao, Y. Y. Zhao, X. J. Shi, Zhang, L. X. Zhang*. Effect of Mn dopant on the grain size and electrical properties of (Ba, Sr)TiO₃ ceramics. Journal of Materials Science-Materials in Electronics, 29: 11575-11580 (2018)

22) C. Zhou, X. Q. Ke, Y. G. Yao, S. Yang, Y. C. Ji, W. F. Liu, Y. D. Yang, L. X. Zhang, Y. S. Hao, S. Ren, L. Zhang, and X. B. Ren. Evolution from successive phase transitions to "morphotropic phase boundary" in BaTiO₃-based ferroelectrics. Applied Physics Letters, 112: 182903 (2018)

2017

23) S. J. Liu, L. X. Zhang*, J. P. Wang, Y. Y. Zhao, and X. Wang. Abnormal Curie temperature behavior and enhanced strain property by controlling substitution site of Ce ions in BaTiO₃ ceramics. Ceramics International, 43: 10683-10690 (2017)

24) J. H. Gao, X. H. Hu, Y. Wang, Y. B. Liu, L. X. Zhang, X. Q. Ke, L. S. Zhong, H. Zhao, and X. B. Ren. Understanding the mechanism of large dielectric response in Pb-free (1-x)Ba(Zr_0.2Ti_0.8)O₃-x(Ba_0.7Ca_0.3)TiO₃ ferroelectric ceramics. Acta Materialia, 125: 177-186 (2017)

25) L. Zhao, X. Q. Ke, W. C. Wang, L. Zhang, C. Zhou, Z. J. Zhou, L. X. Zhang, and X. B. Ren. Electrostrain enhancement at an invisible boundary in a single ferroelectric phase. Physical Review B, 95: 020101 (2017)

26) S. J. Liu, L. X. Zhang*, J. P. Wang, Y. Y. Zhao, and X. Wang. Structure, dielectric, ferroelectric and diffuse phase transition properties of the Ce, Ca hybrid doped BaTiO₃ ceramics. Ceramics International, 43: S36-S42 (2017)

27) Y. Y. Zhao, J. P. Wang, L. X. Zhang*, C. C. Wang, and S. J. Liu. Aging rate of cerium doped Ba(Ti_0.99Mn_0.01)O₃. Ceramics International, 43: S70-S74 (2017)

28) Y. Y. Zhao, J. P. Wang, L. X. Zhang*, S. J. Liu, D. W. Zhang, and X. Wang. Large activation energy in aged Mn-doped Sr_0.4Ba_0.6Nb₂O₆ ferroelectric ceramics. RSC advances, 7: 26894-26902 (2017)

2016

29) S. J. Liu, L. X. Zhang*, J. P. Wang, X. J. Shi, Y. Y. Zhao, Zhang, and D. W. Zhang. Rapid stability of ferroelectric polarization in the Ca, Ce hybrid doped BaTiO₃ ceramics. Scientific Reports, 6: 38354 (2016)

30) Y. Y. Zhao, J. P. Wang, L. X. Zhang*, X. J. Shi, S. J. Liu, and D. W. Zhang. Relaxor transition and properties of Mn-doped Sr_xBa_1-xNb₂O₆ ferroelectric ceramics. Ceramics International, 42: 16697-16702 (2016)

31) J. H. Gao, Y. Dai, X. H. Hu, X. Q. Ke, L. S. Zhong, S. T. Li, L. X. Zhang, Y. Wang, D. Wang, Y. Wang, Y. B. Liu, H. Xiao, and X. B. Ren. Phase transition behaviours near the triple point for Pb-free (1-x)Ba(Zr_0.2Ti_0.8)O₃-x(Ba_0.7Ca_0.3)TiO₃ piezoceramics. EPL, 115: 37001 (2016)

32) W. Chen, X. Zhao, J. E. Sun, Zhang, L. X. Zhang, L. S. Zhong, Effect of the Mn doping concentration on the dielectric and ferroelectric properties of different-routes-fabricated BaTiO3-based ceramics. Journal of Alloys and Compounds, 670: 48-54 (2016)

33) X. J. Shi, J. P. Wang, Y. Y. Zhao, S. J. Liu, and L. X. Zhang*. Competition effects of grain boundary and aging on the hysteresis loop behavior of (Ba_0.8Sr_0.2)(Ti, Mn)O₃ ceramics. Ceramics International, 42: 4734-4738 (2016)

34) D. W. Zhang, Y. G. Yao, M. X. Fang, Z. D. Luo, L. X. Zhang, L. L. Li, J. Cui, Z. J. Zhou, J. H. Bian, X. B. Ren, and Y. D.Yang. Isothermal phase transition and the transition temperature limitation in the lead-free (1-x)Bi_0.5Na_0.5TiO₃-xBaTiO₃ system. Acta Materialia, 103: 746-753 (2016)

35) D. Y. Hu, S. Yang, C. Zhou, L. X. Zhang, W. F. Liu, W. Chenb, and X. B. Ren. Mechanism of aging effect in hybrid-doped BaTiO3 ceramics: electronegativity and ionic radius. RSC Advances, 6: 109030-109035 (2016)

2015

36) X. Zhao, W. Chen, L. X. Zhang, J. H. Gao, and L. S. Zhong. Effect of fabrication routes on the microstructure, the dielectric and ferroelectric properties of the Mn-doped BaTiO₃ ceramics. Applied Physics a-Materials Science and Processing, 118: 931-938 (2015)

37) X. Zhao, W. Chen, L. X. Zhang, and L. S. Zhong. The effect of the bipolar field on the aging behavior and the associated properties of the Mn-doped BaTiO3 ceramics. Journal of Alloys and Compounds, 618: 707-711 (2015)

38) L. Zhang, M. Zhang, L. Wang, C. Zhou, Z. Zhang, Y. G. Yao, L. X. Zhang, D. Z. Xue, X. J. Lou, and X. B. Ren. Phase transitions and the piezoelectricity around morphotropic phase boundary in Ba(Zr_0.2Ti_0.8)O₃-x(Ba_0.7Ca_0.3)TiO₃ lead-free solid solution. Applied Physics Letters, 105: 162908 (2015)

2014

39) J. H. Gao, X. H. Hu, L. Zhang, F. Li, L. X. Zhang, Y. Wang, Y. S. Hao, L. S. Zhong, and X. B. Ren. Major contributor to the large piezoelectric response in (1-x)Ba(Zr_0.2Ti_0.8)O₃-x(Ba_0.7Ca_0.3)TiO₃ ceramics: Domain wall motion. Applied Physics Letters, 104: 252909 (2014)

40) J. H. Gao, Zhang, L. X. Zhang, D. Z. Xue, T. Kimoto, M. H. Song, L. S. Zhong, and X. B. Ren. Symmetry determination on Pb-free piezoceramic 0.5Ba(Zr_0.2Ti_0.8)O₃-0.5(Ba_0.7Ca_0.3)TiO₃ using convergent beam electron diffraction method. Journal of Applied Physics, 115: 054108 (2014)

41) W. F. Liu, L. X. Zhang, W. Chen, and S. T. Li. Effect of starting raw materials on the dielectric, ferroelectric and electro-shape-memory properties of Mn³⁺ doped (Pb₄₀Sr₆₀)TiO₃ ceramics. Journal of Materials Science-Materials in Electronics, 25: 510-515 (2014)

2013

42) Y. M. Zhou, D. Z. Xue, X. D. Ding, L. X. Zhang, J. Sun, and X. B. Ren. Modeling the paraelectric aging effect in the acceptor doped perovskite ferroelectrics: role of oxygen vacancy. Journal of Physics-Condensed Matter, 25: 435901 (2013)

2012

43) L. X. Zhang*, W. F. Liu, X. B. Ren, J. Sun, E. A. Gurdal, S. O. Ural, and K. Uchino. Mn dopant on the "domain stabilization" effect of aged BaTiO3 and PbTiO3-based piezoelectrics. Applied Physics Letters, 101: 242903 (2012)

44) D. Wang, X. Q. Ke, Y. Z. Wang, J. H. Gao, Y. Wang, L. X. Zhang, S. Yang, and X. B. Ren. Phase diagram of polar states in doped ferroelectric systems. Physical Review B, 86: 054120 (2012)

45) C. Zhou, W. F. Liu, D. Z. Xue, X. B. Ren, H. X. Bao, J. H. Gao, and L. X. Zhang, Triple-point-type morphotropic phase boundary based large piezoelectric Pb-free material-Ba(Ti_0.8Hf_0.2)O₃-(Ba_0.7Ca_0.3)TiO₃. Applied Physics Letters, 100: 222910 (2012)

2011

46) J. H. Gao, D. Z. Xue, L. X. Zhang, Y. Wang, H. X. Bao, C. Zhou, W. F. Liu, W. Chen, and X. B. Ren. Aging-induced domain memory in acceptor-doped perovskite ferroelectrics associated with ferroelectric-ferroelectric transition cycle. EPL, 96: 37001 (2011)

47) W. F. Liu, L. X. Zhang, W. Chen, S. T. Li, and X. B. Ren. Large digital-characterized electrostrain in Mn-doped (Pb,Sr)TiO₃ electro-shape-memory ceramics. Applied Physics Letters, 99: 092907 (2011)

48) J. H. Gao, D. Z. Xue, Y. Wang, D. Wang, L. X. Zhang, H. J. Wu, S. W. Guo, H. X. Bao, C. Zhou, W. F. Liu, S. Hou, G. Xiao, and X. B. Ren. Microstructure basis for strong piezoelectricity in Pb-free Ba(Zr_0.2Ti_0.8)O₃-(Ba_0.7Ca_0.3)TiO₃ ceramics. Applied Physics Letters, 99: 092901 (2011)

49) D. Z. Xue, J. H. Gao, H. X. Bao, Y. M. Zhou, L. X. Zhang, and X. B. Ren. In situ observation of thermally activated domain memory and polarization memory in an aged K⁺-doped (Ba, Sr)TiO₃ single crystal. Journal of Physics-Condensed Matter, 23: 275902 (2011)

50) H. X. Bao, D. Z. Xue, Y. Wang, J. H. Gao, L. X. Zhang, S. Yang, K. L. Yadav, and X. B. Ren. A quantitative model for stabilization effect induced by ferroelectric aging. Journal of Applied Physics, 109: 124103 (2011)

2010

51) L. X. Zhang and X. Ren. Aging-induced novel multi-scale effect in ferroelectrics and its underlying mechanism. Functional Materials Letters, 3: 69-77 (2010)

52) J. H. Gao, D. Z. Xue, H. X. Bao, L. X. Zhang, C. Zhou, W. F. Liu, W. Chen, and X. Ren. Aging-induced two-step ferroelectric-to-paraelectric transition in acceptor-doped ferroelectrics. Applied Physics Letters, 96: 082906 (2010)

53) J. H. Gao, D. Z. Xue, H. X. Bao, L. X. Zhang, C. Zhou, W. F. Liu, W. Chen, and X. Ren. Two-Step Ferroelectric to Paraelectric Transition Caused by Peak Aging. Ferroelectrics, 401: 24-29 (2010)

54) H. X Bao, Gao, J. H. Gao, Xue, D. Z. Xue, C. Zhou, Zhang, L. X. Zhang, W. F. Liu, and X. Ren. Control of Ferroelectric Aging by Manipulating Point Defects. Ferroelectrics, 401: 45-50 (2010)

2009

55) D. Z. Xue, Gao, J. H. Gao, Zhang, L. X. Zhang, H. X Bao, W. F. Liu, W. Chen, and X. Ren. Aging effect in paraelectric state of ferroelectrics: Implication for a microscopic explanation of ferroelectric deaging. Applied Physics Letters, 94, 082902 (2009)

2008

56) L. X. Zhang, E. Erdem, X. Ren and R. A. Eichel, Reorientation of (Mn-Ti(')-V-O(center dot center dot))(x) defect dipoles in acceptor-modified BaTiO₃ single crystals: An electron paramagnetic resonance study. Applied Physics Letters, 93, 202901 (2008)

2007

57) H. X Bao, L. X. Zhang, Y. Wang, W.F Liu, C. Zhou, and X. Ren. Contrasting aging behavior of as-grown and annealed BaTiO₃ single crystals grown by KF-flux technique. Applied Physics Letters, 91,142903 (2007)

2006

58) W. F. Liu, W. Chen, L. Yang, Y. Wang, L. X. Zhang, C. Zhou, S. T. Li, and X. Ren. Electro-shape-memory effect in hybrid doped BaTiO₃ ceramics. Materials Science and Engineering a-Structural Materials Properties Microstructure and Processing. 438: 350-353 (2006)

59) L. X. Zhang* and X. Ren. Electro-shape-memory effect in Mn-doped BaTiO₃ single crystals and in situ observation of the reversible domain switching. Materials Science and Engineering a-Structural Materials Properties Microstructure and Processing. 438: 354-359 (2006)

60) X. Ren and L. X. Zhang. Electro-shape-mernory effect in ferroelectric martensite. Materials Science and Engineering a-Structural Materials Properties Microstructure and Processing. 438: 1071-1076 (2006)

61) W. F. Liu, W. Chen, L. Yang, L. X. 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)

62) L. X. Zhang and X. Ren. Aging behavior in single-domain Mn-doped BaTiO₃ crystals: Implication for a unified microscopic explanation of ferroelectric aging. Physical Review B, 73, 094121 (2006)

2005

63) L. X. Zhang and X. Ren. In situ observation of reversible domain switching in aged Mn-doped BaTiO₃ single crystals. Physical Review B, 71, 174108 (2005)

2004

64) L. X. Zhang*, W. Chen, and X. Ren. Large recoverable electrostrain in Mn-doped (Ba,Sr) TiO₃ ceramics. Applied Physics Letters, 85: 5658-5660 (2004)

部分国际会议报告：

(12) S. J. Liu, L. X. Zhang*, IFAAP-2018, Hiroshima, Japan

(11) X. Wang, L. X. Zhang*, IFAAP-2018, Hiroshima, Japan

(10) S. J. Liu, L. X. Zhang*, AMEC-2016, Taibei

(9) X. J Shi, L. X. Zhang*, AMF-AMEC-2014, Shanghai

(8) L. X. Zhang, IUMRS- 2013 ICAM, Qiangdao

(7) L. X. Zhang, MST 2012, Pittsburgh, USA

(6) L. Zhang, ICAT 64th ISAS (2012) State college, USA

(5) L. X. Zhang, ISEPD, (2011) Chiang Mai, Thailand

(4) L. X. Zhang, IMF-ISAF, (2009) Xi’an

(3) L. X. Zhang, X. Ren, CIMTEC, 2008, Sicily, Italy

(2) L. X. Zhang, APS March Meeting, (2007), Denver, USA

(1) L. X. Zhang, ICOMAT’05, (2005), Shanghai

实验条件：

固相反应 流延制备 介电铁电压电电阻测试

                                                                                                      photo by DHX