1986年毕业于山东大学物理系，同年被免试推荐为山东大学研究生。1988年以中日政府间交换国费留学生身份到日本东京工业大学物理系学习，1991年和1994年分别获硕士、理学博士学位。1994年至2002年期间，在三菱化学（株）横滨综合研究所等企业研究部门担任研究职务。2003年作为山东大学高层次引进人才受聘回国任山东大学教授，列入晶体材料国家重点实验室成员。2006年被评为山东大学凝聚态物理学科博士生导师、入选教育部“新世纪优秀人才支持计划”。2006年起担任教育部高等学校材料物理与化学教学指导分委会委员。

教学方面：承担着《电磁学（双语）》、研究生专业课程《铁电物理理论》、《功能电介质研究进展》的教学任务。

目前已培养毕业博士研究生7名、硕士研究生10名。

科研方面：近年在高介电常数陶瓷材料、无铅压电陶瓷材料等研究领域取得了一些具有国际前沿水准的成果，发表第一作者或通信作者SCI、EI收录论文50余篇(目前SCI他引超过1000余次)，申请国家发明专利6项（其中4项已获授权），多次在国内外举行的学术会议上做邀请报告。

目前承担着的科研项目有：国家自然科学基金“铌酸钾钠基陶瓷的压电晶粒尺寸效应、电畴结构调控与优异压电物性的研究”、教育部高等学校博士学科点专项科研基金“钛酸钡基无铅压电陶瓷的强压电性、温度稳定性和相关科学问题”等。

近年主要研究成果

(1) Y. L. Qin, J. L. Zhang(通信作者), W. Z. Yao, C. J. Lu, and S. J. Zhang, Domain Configuration and Thermal Stability of (K0.48Na0.52)(Nb0.96Sb0.04)O3-Bi0.50(Na0.82K0.18)0.50ZrO3 Piezoceramics with High d33 Coefficient, ACS Appl. Mater. Interfaces, ACS Appl. Mater. Interfaces, 8 (2016) 7257.

(2) Y. Q. Wu, X. Zhao, J. L. Zhang(通信作者), W. B. Su, and J. Liu, Huge low-frequency dielectric response of (Nb,In)-doped TiO2 ceramics, Appl. Phys. Lett., 107 (2015) 242904.

(3) Y．Q. Tan, J. L. Zhang (通信作者), Y. Q. Wu, C. L. Wang, V. Koval, B. G. Shi, H. T. Ye, R. McKinnon, G. Viola, and H. Y. Yan, Unfolding grain size effects in barium titanate ferroelectric ceramics, Sci. Rep.,5 (2015) 9953.

(4) Y. L. Qin, J. L. Zhang(通信作者), Y. Q. Tan, W. Z. Yao, C. L. Wang, and S. J. Zhang, Domain Structure of Potassium-Sodium Niobate Ceramics Before and After Poling, J. Am. Ceram. Soc., 98 (2015) 1027.

(5) J．L. Zhang, X. Tian, Y. Gao, W. Z. Yao, Y. L. Qin, and W. B. Su, Domain structure of poled (K0.50Na0.50)1-xLixNbO3 ceramics with different stabilities, J. Am. Ceram. Soc., 98 (2015) 990.

(6) Y. Q. Tan, J. L. Zhang(通信作者), C. L. Wang, G. Viola, H. X. Yan, Enhancement of Electric Field-Induced Strain in BaTiO3 Ceramics through Grain Size Optimization, Phys. Stat. Sol. A, 212 (2015) 433.

(7) J．L. Zhang, Y. L. Qin, Y. Gao, W. Z. Yao, and X. Tian, Comparative study of two (K,Na)NbO3-based piezoelectric ceramics, J. Appl. Phys., 116 (2014) 104106

(8) Y. L. Qin, J. L. Zhang(通信作者), Y. Q. Tan; W. Z. Yao, C. L. Wang, and S. J. Zhang, Domain Configuration and Piezoelectric Properties of (K0.50Na0.50)1-xLix(Nb0.80Ta0.20)O3 Ceramics, J. Europ. Ceram. Soc., 34 (2014) 4177.

(9) J. L. Zhang, P. F. Ji, Y. Q. Wu, X. Zhao, Y. Q. Tan and C. L. Wang，Strong Piezoelectricity Exhibited By Large-Grained BaTiO3 Ceramics, Appl. Phys. Lett., 104 (2014) 222909.

(10) J. L. Zhang, Y. L. Qin, Y. Gao, and M. L. Zhao, Improvement of Physical Properties for KNN-based Ceramics by Modified Two-Step Sintering, J. Am. Ceram. Soc., 97 (2014) 759.

(11) Y．L. Qin, J. L. Zhang(通信作者), Y. Gao, Y. Q. Tan, and C. L. Wang, Study of Domain Structure of Poled (K,Na)NbO3 Ceramics, J. Appl. Phys., 113 (2013) 204107.

(12) W. T. Hao, J. L. Zhang(通信作者), P. Zheng, Y. Q. Tan,Y. Q. Tan, X. Zhao, Influence of Orthorhombic-Tetragonal Phase Transition on Microwave Dielectric Dispersion of BaTiO3 Ceramic, Chin. Phys. Lett., 30 (12) (2013) 127701.

(13) J. L. Zhang, W. T. Hao, Y. Gao, Y. L. Qin, Y. Q. Tan, and C. L. Wang, Large Decrease of Characteristic Frequency of Dielectric Relaxation Associated with Domain-Wall Motion in Sb5+-modified (K,Na)NbO3-based Ceramics, Appl. Phys. Lett., 101 (2012) 252905.

(14) P. Zheng, J. L. Zhang(通信作者), Y. Q. Tan, and C. L. Wang, Grain-Size Effects on Dielectric and Piezoelectric Properties of Poled BaTiO3 Ceramics, Acta Mater., 60 (2012) 5022-5030.

(15) Y. Gao, J. L. Zhang (通信作者), Y. L. Qing, Y. Q. Tan, Z. Zhang, and X. P. Hao, Remarkably Strong Piezoelectricity of Lead-Free (K0.45Na0.55)0.98Li0.02(Nb0.77Ta0.18Sb0.05)O3 Ceramic, J. Am. Ceram. Soc., 94 (2011) 2968-2973.

(16) W. T. Hao, J. L. Zhang (通信作者), Y. Q. Tan, M. L. Zhao, and C. L. Wang, Giant dielectric-permittivity properties and relevant physical mechanism of NaCu3Ti3SbO12 ceramics, J. Am. Ceram. Soc., 94 (2011) 1067–1072.

(17) J. L. Zhang, Z. Zhang, S. F. Shao and P. Zheng, High piezoelectric performance and relevant physical mechanism of CuO-modified Ba(Ti0.96Sn0.04)O3 ceramics, J. Adv. Dielectr., 1 (2011) 79-84.

(18) J. L. Zhang, X. J. Zong, Y. Gao, Y. L. Qing, M. L. Zhao, and C. L. Wang, Recent Study Progresses of (K,Na)NbO3-based Lead-free Piezoelectric Ceramics, J. Opt. Adv. Mater., 12 (2010) 1921-1925.

(19) Y. Q. Tan, J. L. Zhang (通信作者), W. T. Hao, G. Chen, W. B. Su, C. L. Wang, Giant dielectric-permittivity property and relevant mechanism of Bi2/3Cu3Ti4O12 ceramics, Mater. Chem. Phys., 124 (2010) 1100-1104.

(20) Y. Gao, J. L. Zhang (通信作者), X. J. Zong, C. L. Wang, and J. C. Li, Extremely temperature-stable piezoelectric properties of orthorhombic phase in (K,Na)NbO3-based ceramics, J. Appl. Phys., 107 (2010) 074101.

(21) J. L. Zhang, X. J. Zong, L. Wu, Y. Gao, P. Zheng, and S. F. Shao, Polymorphic Phase Transition and Excellent Piezoelectric Performance of (K0.55Na0.45)0.965Li0.035Nb0.80Ta0.20O3 Lead-free Ceramics, Appl. Phys. Lett., 95 (2009) 022909.

(22) W. T. Hao, J. L. Zhang(通信作者), Y. Q. Tan, and W. B. Su, Giant dielectric-permittivity phenomena of compositionally and structurally CaCu3Ti4O12-like oxide ceramics, J. Am. Ceram. Soc., 92 (2009) 2937-2943.

(23) P. Zheng, J. L. Zhang (通信作者), S. F. Shao, Y. Q. Tan, and C. L. Wang, Piezoelectric properties and stabilities of CuO-modified Ba(Ti,Zr)O3 ceramics, Appl. Phys. Lett., 94 (2009) 032902.

(24) S. F. Shao, J. L. Zhang (通信作者), Z. Zhang, P. Zheng, M. L. Zhao, J. C. Li and C. L. Wang, High piezoelectric properties and domain configuration in BaTiO3 ceramics obtained through solid-state reaction route, J. Physics D: Appl. Phys., 41 (2008) 125408; J. Phys. D: Appl. Phys. 42 (2009) 189801.

(25) X. K. Niu, J. L. Zhang (通信作者), L. Wu, P. Zheng, M. L. Zhao and C. L. Wang, Crystalline Structural Phase Boundaries in (K,Na,Li)NbO3 Ceramics, Solid State Commun., 146 (2008), 395.

(26) L. Wu, J. L. Zhang (通信作者), C. L. Wang and J. C. Li, Influence of compositional ratio K/Na on physical properties in (KxNa1-x)NbO3 ceramics, J. Appl. Phys., 103 (2008) 084116.

(27) L. Wu, J. L. Zhang (通信作者), S. F. Shao, P. Zheng and C. L. Wang, Phase coexistence and high piezoelectric properties in (K0.40Na0.60)0.96Li0.04Nb0.80Ta0.20O3 ceramics, J. Physics D: Appl. Phys., 41 (2008) 035402.

(28) S. F. Shao, J. L. Zhang (通信作者), P. Zheng, C. L. Wang, J. C. Li and M. L. Zhao, High permittivity and low dielectric loss in ceramics with the nominal compositions of CaCu3-xLa2x/3Ti4O12, Appl. Phys. Lett., 91 (2007) 042905.

(29) L. Wu, J. L. Zhang (通信作者), P. Zheng and C. L. Wang, Influences of morphotropic phase boundaries on physical properties in (K,Na,Li)Nb0.80Ta0.20O3 Ceramics, J. Physics D: Appl. Phys., 40 (2007) 3527-3530.

(30) S. F. Shao, J. L. Zhang (通信作者), P. Zheng and C. L. Wang, Effect of Cu-stoichiometry on the dielectric and electric properties in CaCu3Ti4O12 ceramics, Solid State Commun., 142 (2007) 281–286.

(31) S. F. Shao, J. L. Zhang (通信作者), P. Zheng, W. L. Zhong and C. L. Wang, Microstructure and Electrical Properties of CaCu3Ti4O12 Ceramics, J. Appl. Phys., 99 (2006) 084106.

(32) J. L. Zhang, P. Zheng, C. Wang, M. L. Zhao, J. C. Li and J. F. Wang, Dielectric dispersion in CaCu3Ti4O12 at High Temperatures, Appl. Phys. Lett., 87 (2005) 142901.

(33) G. Z. Zang, J. L. Zhang（通信作者）, P. Zheng, J. F. Wang and C. L. Wang, Grain boundary effect on the dielectric properties of CaCu3Ti4O12 ceramics, J. Physics D: Appl. Phys., 38 (2005) 1824.

(34) J. L. Zhang, L. Wu, M. L. Zhao, J. C. Li and C. L. Wang, Effects of Nucleating Agents on Physical Properties of PTT/glass-fiber Composites, J. Appl. Polym. Sci., 96 (2005) 883-893.

(35) J. L. Zhang, Study of Poly(trimethylene terephthalate) as the Engineering Thermoplastics Material, J. Appl. Polym. Sci., 91 (2004) 1657-1666.

(36) J. L. Zhang, Effective Nucleating Additives and Chemical Agents on the Crystallization of Poly(trimethylene terephthalate), J. Appl. Polym. Sci., 93 (2004) 590-601.

(37) J. L. Zhang, Alkaline-Solution-Induced Crystallization in Poly(butylene terephthalate), J. Polym. Sci., Part B: Polym. Phys., 42 (2004) 1938-1948.

(38) J. L. Zhang, Dynamical Property of Domain Walls of TGS in the Vicinity of Transition Point Tc, Ferroelectrics, 281(2002) 105-122.

(39) J. L. Zhang, Dielectric Dispersions of Domain Wall Motion in Triglycine Sulfate, Phys. Stat. Sol. (a), 193 (2002) 347–356.

(40) 邵守福, 张家良, 郑鹏：改性钛酸铜钙基氧化物介电材料及其应用，中国发明专利，授权公告日2008.11.19, 专利号 ZL 200710014441.7

(41) 张家良：聚对苯二甲酸丙二醇酯类热可塑性树脂组合物及其成型品，中国发明专利, 批准日期 2006.4.19, 授权专利号 ZL 03112143.8.

(42) 张家良：热可塑性树脂组合物及其制品，中国发明专利, 批准日期 2005.5.18, 授权专利号ZL 03112194.2.