稀土掺杂Sr2MgSi2O7长余辉发光材料的研究进展

硅酸镁锶(Sr2MgSi2O7)作为目前常用的一种长余辉发光材料基质,性能稳定,耐酸碱性能良好。本文介绍了长余辉发光材料的发光原理,综述了近年来Sr2MgSi2O7长余辉发光材料的主要制备方法以及稀土掺杂Sr2MgSi2O7材料的研究进展,并对该材料的发展做出了展望。制备Sr2MgSi2O7长余辉发光材料的方法主要包括高温固相法,溶胶-凝胶法,化学沉淀法和燃烧合成法,其中最常用的为高温固相法。通过掺杂稀土离子可以形成具有不同发光特性的长余辉发光材料。稀土掺杂Sr2MgSi2O7材料作为一种储能、节能的长余辉发光材料,展现出了广阔的发展和应用前景。

Research progress of rare earth doped Sr2MgSi2O7 long afterglow luminescent materials

As the commonly used long afterglow luminescent material matrix, Sr₂MgSi₂O₇ shows the stable performance and the superior acid and alkali resistance. The luminescence principle of long afterglow luminescence material was introduced in this paper, the preparation methods of Sr₂MgSi₂O₇ long afterglow luminescent materials were summarized, the rare earth doped Sr₂MgSi₂O₇ materials were reviewed, and the development of the materials were prospected. The preparation methods of Sr₂MgSi₂O₇ long afterglow luminescent materials include the high temperature solid state method, sol-gel method, chemical precipitation method, and chemical precipitation method, the most common method is the high temperature solid phase method. The long afterglow luminescent materials with different luminescence characteristics can be formed by doping rare earth ions. The rare earth doped Sr₂MgSi₂O₇ long afterglow luminescent materials for energy storage and energy conservation are present the broad development and application prospects.