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硅酸盐通报 ›› 2021, Vol. 40 ›› Issue (11): 3730-3739.

• 陶瓷 • 上一篇    下一篇

镧系锗酸盐合成及应用的研究进展

郝先东1,2, 邱宏菊1,2, 桂雨曦1,2, 段利平1,2, 陈菓1,2, 高磊1,2   

  1. 1.云南民族大学,昆明市能源材料化学重点实验室,昆明 650500;
    2.云南民族大学,化学与环境学院,昆明 650500
  • 收稿日期:2021-05-18 修回日期:2021-06-29 出版日期:2021-11-15 发布日期:2021-12-08
  • 通讯作者: 高磊,博士,讲师。E-mail:glkust2013@hotmail.com
  • 作者简介:郝先东(1997—),男,硕士研究生。主要从事氧化锆陶瓷的研究。E-mail:1612047967@qq.com
  • 基金资助:
    云南省青年拔尖人才资助项目(YNWR-QNBJ-2018-019);云南省高校能源材料化学创新团队

Research Progress on Synthesis and Application of Lanthanide Germanates

HAO Xiandong1,2, QIU Hongju1,2, GUI Yuxi1,2, DUAN Liping1,2, CHEN Guo1,2, GAO Lei1,2   

  1. 1. Kunming Key Laboratory of Energy Materials Chemistry, Yunnan Minzu University, Kunming 650500, China;
    2. School of Chemistry and Environment, Yunnan Minzu University, Kunming 650500, China
  • Received:2021-05-18 Revised:2021-06-29 Online:2021-11-15 Published:2021-12-08

摘要: 稀土作为一种重要的战略资源,是高精尖产业中所需的关键原料之一。镧系锗酸盐作为稀土功能材料中的一种,具有与稀土化合物相似的4f电子结构和与硅酸盐类似的O-Ge四面体结构,同时具备稀土化合物和硅酸盐的物理化学性能与结构特征,受到国内外学者的广泛关注与研究。目前,镧系锗酸盐展现出较好的光学、电学、磁学以及铁电等物理化学性能,在相关领域有着较好的应用前景。文章综述了镧系锗酸盐合成方法及应用的研究现状,重点讨论了高温固相法、助熔剂法、水热合成法和络合法等制备方法,以及镧系锗酸盐在发光材料、光催化材料、固体电解质等领域的应用情况,同时对镧系锗酸盐制备技术的发展趋势和未来的应用领域进行了展望。

关键词: 稀土化合物, 镧系锗酸盐, 功能材料, 合成方法

Abstract: As an important strategic resource, rare earth is one of the key materials needed in high precision industry. Lanthanide germanate is a variety of rare earth functional materials, it has 4f electronic structure and O-Ge tetrahedral structure which are similar to rare earth functional materials and silicate. Lanthanide germanate also has the physical and chemical properties and structural characteristics of rare earth functional materials and silicate, which has received extensive concern and study at domestic and overseas. At the moment, lanthanide germanates show excellent physical and chemical properties such as optical, electrical, magnetic and ferroelectric properties, and have a better application prospect in related fields. In this paper, the synthesis methods and research status of lanthanide germanates were reviewed. The preparation of lanthanide germanates by high temperature solid method, flux method, hydrothermal synthesis method and complex method were discussed emphatically, the applications of lanthanide germanates in luminescent materials, photocatalytic materials and solid electrolyte were introduced. Then the development tread and application domain of lanthanide germanate preparation technology were prospected.

Key words: rare earth compound, lanthanide germanate, functional material, synthesis method

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