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通过压力工程从最初无排放的有机分子中可控制的多色辐射

Zhihao Xiao¹, Weibin Wang¹, Jingkun Yu²

¹State Key Laboratory of High Pressure and Superhard Materials, Synergetic Extreme Condition High-Pressure Science Center, College of Physics, Jilin University, Changchun, China.

Nature communications

|October 2, 2025

概括

研究人员开发了一种压力处理的非排放性异皮酸 (INA) 策略,以实现可控制的多色光开关. 这一创新使智能发光材料能够具有多功能的暗至亮过渡.

科学领域:

材料科学材料科学材料科学
有机化学有机化学
光物理学的光学物理学

背景情况:

具有可切换响应的智能发光材料对于先进的应用至关重要.
现有的单色系统限制了发光材料的膨胀.
开发多色发射能力是一个重大挑战.

研究的目的:

为最初无排放的异皮酸 (INA) 引入压力处理的策略.
为了实现可控的从黑暗状态到多色辐射 (蓝色,白色,黄色) 的切换.
为了探索调制分子间电荷转移的调节,用于控制排放的颜色切换.

主要方法:

使用对异皮酸 (INA) 的压力处理策略.
进行实验和理论分析以了解排放机制.
在环境条件下,具有多色发射的特征,包括白色和黄色光.

主要成果:

从无排放到蓝色,白色和黄色光的可控切换实现.
压力处理工程有效调节分子间电荷转移强度.
在环境条件下保持稳定的白色 (CIE:0.31,0.37) 和黄色 (CIE:0.42,0.45) 光辐射.

结论:

压力处理策略为发光应用重新振兴非排放的有机小分子.
这项工作为设计具有多色和可控制性质的智能发光材料提供了一种新的方法.
这些发现为需要可调节光辐射的先进应用铺平了道路.

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