Zuo-qin LIANG, Xu YAN, Dong-dong SONG, Xiao-bo ZHANG, Jia-xuan ZHANG, Chang-qing YE, Shuo-ran CHEN, Xiao-mei WANG. The Influence of Substituents in Anthracene Derivatives on the Performance of Triplet-Triplet Annihilation Upconversion[J]. Spectroscopy and Spectral Analysis, 2022, 42(3): 802
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 3, 802 (2022)
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Fig. 1. The synthetic route of [Ru(bpy)2Phen](ClO4)2
Fig. 2. The synthetic routes of DTACl and DTACN
![Normalized absorption and emission spectra of [Ru(bpy)2Phen]2+ (a), DTACl (b) and DTACN (c) in DMF (1× 10-6 mol·L-1)](/Images/icon/loading.gif){kind=icon}
Fig. 3. Normalized absorption and emission spectra of [Ru(bpy)2Phen]2+ (a), DTACl (b) and DTACN (c) in DMF (1× 10-6 mol·L-1)
Fig. 4. Dependence of upconversion intensity on the relative concentrations of the emitters DTACl(a), DTACN (b)upon excitation at 488 nm with a power density of 9.92 mW·cm-2; Upconversion and emission intensity of [Ru(bpy)2Phen]2+ dependent on the concentration of emitters (b, d)
Fig. 5. Stern-Volmer analyses of [Ru(bpy)2Phen]2+ quenched by the emitters
Fig. 6. The power-dependent upconversion spectra of [Ru(bpy)2Phen]2+/DTACl (a) and [Ru(bpy)2Phen]2+/DTACN (b); Inset: the logarithmic plots of upconversion intensity versus power density
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