西安市公安局文化保卫支队
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焦 桓
  • 职  称:教授(博士生导师)
  • 毕业学校:西北工业大学(博士)北京大学(博士后)
  • 电  话:029-81530766
  • 电子邮箱:jiaohuan@snnu.edu.cn
  • 研究方向:无机材料化学

个人简介


       长期从事固体无机材料、稀土光谱学、照明、显示与新能源发光材料的基础与应用研究。研究内容包括:稀土微纳米粉体的设计、制备与光谱学研究; LED照明、显示用高效稀土发光材料的研制与应用研究;太阳能蓄光型稀土长余辉发光材料的研制与应用研究;高效、低成本太阳能电池用稀土光转换材料的研制与应用研究。实现了氧化物粉体形貌高温控制,提出利用相变过程调控的思想,建立了控制过程模型,并已在多个体系中进行了实践,获得了较为理想的效果。倡导绿色合成理念,实现了若干无机发光材料的室温控制性合成。通过对稀土元素间能量传递过程的设计,开发了新的发光材料体系,或提高了若干发光材料体系的性能。在白光LED器件用荧光粉的开发方面进行了尝试,制备的黄色荧光粉各方面性能均达到或超过与国外同类产品,同时还在进行氮化物材料的开发。先后主持国家自然科学基金项目2项、何崇本能源新材料及技术研究中心课题1项、省科技攻关3项,市科技转移项目2项及企业委托课题10余项。先后在国外重要学术刊物如《Journal of the American Ceramic Society》《Chemistry of Materials》、《Journal of The Electrochemical Society》、《Optical Material》等SCI源期刊发表原创性研究论文60余篇,获授权中国发明专利9项


代表性成果


1.Jie Song, Ling Xu, Haiping Li, Yizhe Wang, Diping He, Huan Jiao, Morphology-controlled Synthesis of Eu3 +-doped Calcium Molybdate Red Phosphors via a Facile Room Temperature Precipitation Route. Powder Technology, 254(2014)527.

2.Jie Song, Yanrong Du, Ling Xu, Hengwei Wei, Diping He, Huan Jiao. Synthesis of Red-emitting AgGd0.9Eu0.1(MoO4)2 Phosphors by Precipitation at Room Temperature. Journal of the American Ceramic Society. 2014, DOI: 10.1111/jace.12776

3.Wei Wang, Ni Liu, Yanrong Du, Yanjing Wang, Liya Li, Huan Jiao. Up-conversion Luminescence Properties of Yb3+/Er3+ Co-doped AgGd(W,Mo)2O8 Phosphors. Journal of Alloys and Compounds. 5772013)426.

4.Xiaomin Lei, Zhu Li, Yanrong Du, Diping He, Huan Jiao. Luminescence Enhancement of Tb3+ in Sr3SiO5:Eu2+ Phosphor. Journal of Materials Science, 48 (2013) 4860.

5.Xuan Gao, Diping He, Huan Jiao, Juan Chen, Xin Meng. Fabrication of SiO2@ZrO2@Y2O3:Eu3+ Core-multi-shell Structured Phosphor, J. Nanosci. Nanotechnol. 11(2011)6963.

6.Lan Zhou, Huan Jiao , Diping He .Search for New Phosphors in Eu2+ Doped MgAl2O4–SrAl2O4–BaAl2O4 Ternary System by Combinatorial Approach, Mater. Chem. Phys., 127(2011)227.

7.Shujie Cui, Huan Jiao,  Gang Li, and Mingyi Su. Characterization and Luminescence Properties of Blue Emitting Phosphor (Mg,Sr)Al2O4:Eu2+ for White LEDs, J. Electrochem. Soc., 157(2010) J88.

8.Huan Jiao, Xuan Gao, Fei Wang, Ai Wu, Ting Han. Self-assembled Y2SiO5 Superstructures: A High Temperature Method with Mixed Flux, Journal of Alloys and Compounds.  493(2010)427.

9.Xiaojuan Wang, Huan Jiao, Preparation of La3+ and Gd3+ Doped Y2SiO5:Ce Phosphors by the MS&Sol-gel Method. Opt. Mater., 31(2009) 2353.

10.Na Zhang, Huan Jiao, Xiping Jing. Melting Salt Assisted Sol-gel Synthesis of Blue Phosphor Y2SiO5:Ce. J. Europ. Ceram. Soc., 27(2007)185.