1 基于室温磷光机理的窄谱带有机长余辉材料
2 基于延迟荧光机理的窄谱带有机长余辉材料
图4 (a) 3a~3d的结构; (b) 3b的HOMO-LUMO分布图; (c) 3b在溶液中的吸收和稳态发射光谱以及在基质中的稳态和延迟发射光谱; (d) 3b在基质中的变温延迟发射光谱[49]Figure 4 (a) Structures of 3a~3d; (b) the HOMO-LUMO distributions diagram of 3b; (c) the absorption and steady-state emission spectra of 3b in the solution and steady-state and delayed emission spectra of 3b in the matrix; (d) delayed emission spectra of 3b in the matrix at different temperature[49] |
3 基于能量转移机理的窄谱带有机长余辉材料
图6 (a) 5a~5e的结构; (b) 5a的吸收和基质稳态发射光谱; (c)不同掺杂浓度下供体的时间分辨荧光光谱; (d)多色窄谱带长余辉薄膜的延迟发射光谱及照片[58]Figure 6 (a) Structures of 5a~5e; (b) Absorption of 5a and steady-state emission spectra of the matrix; (c) Time-resolved photoluminescence spectra of energy donor with different concentration; (d) Delayed emission spectra and photographs of multi-color narrowband afterglow films[58] |