在兰化物中响应刺激的静态多模态和时间多色发光调节 (III) / (II) 同Cs2NaLuCl6矿
Geng Chen1,2, Bao Fan1,2, Binqi Chen1,2
1Key Laboratory of Atomic and Subatomic Structure and Quantum Control (Ministry of Education), Guangdong Basic Research Center of Excellence for Structure and Fundamental Interactions of Matter, School of Physics, South China Normal University, Guangzhou, 510006, China.
Advanced materials (Deerfield Beach, Fla.)
|November 10, 2025
概括
研究人员开发了新的矿化物,用于动态多色发光. 这些对刺激有反应的材料提供先进的光学安全和信息加密解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 光子学是指光子学的使用方法.
- 固态化学 固态化学
背景情况:
- 响应刺激的材料对于交互式光子应用至关重要.
- 现有的发光材料在实现静态多模式和动态多色发射方面面临着挑战.
- 开发用于防伪和光学编码的先进材料是一个持续的需求.
研究的目的:
- 报告一种基于兰化物 (III) 和 (II) 联合合的Cs2NaLuCl6双矿化物的一种新型发光材料.
- 在各种激发条件和时间尺度下演示动态排放调制.
- 探索在多层防伪和多维光学编码中的应用.
主要方法:
- 辅助化剂Cs2NaLuCl6双矿化物与兰化物 (III) 和 (II) 离子.
- 在紫外线 (UV),近红外线 (NIR),X射线和机械刺激下研究发光特性.
- 分析Mn2+和Er3+之间的能量转移机制,以获得可调的多色发射.
主要成果:
- 合成的矿化物在对紫外线,红外线,X射线和机械刺激的反应中表现出多功能多模式发光.
- 2+兴奋剂产生缺陷状态,使可控制的持久,热调节和光调节的发光.
- 采用Er3+可以通过Mn2+转移到Er3+进行可调节,动态的多色发射.
结论:
- 开发的基于矿的系统提供了灵活和强大的安全解决方案,增强了对复制的抵抗力.
- 这些材料为下一代信息加密提供了一个有希望的平台,具有高容量和多功能.
- 这些发现突显了尖端光学安全系统利用时间敏感的发光特征的潜力.
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