Thermochromism of Highly Luminescent Photopolymer Flexible Films Based On Eu (III) Salts Confined in Polysulfone
Abstract
:1. Introduction
2. Materials and Methods
2.1. Synthesis
2.2. Methods
3. Results
3.1. Luminescence of [Eu(fod)4]− as a Function of the Counter-Cation and Temperature in the Solid State
3.1.1. Cation Effect
3.1.2. Temperature Effect
3.2. Characterization of 1/PSU and [Chol][Eu(fod)4]/PSU with 10% (w/w) of the Complex
3.2.1. Photophysical Characterization
3.2.2. Thermochromism with Temperature-Responsive Ratiometric Behavior of 1/PSU and [Chol][Eu(fod)4]/PSU
3.2.3. Images of 1/PSU and [Chol][Eu(fod)4]/PSU 10% (w/w)
4. Discussion
5. Conclusions
Supplementary Materials
Author Contributions
Funding
Conflicts of Interest
References
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- | 1 | [Chol][Eu(fod)4] [25] |
---|---|---|
τ (ms) | 0.63 | 1.26 |
Φ (%) | 100 | 81 |
- | 1 | 1/PSU | [Chol][Eu(fod)4] [25] | [Chol][Eu(fod)4]/PSU |
---|---|---|---|---|
τ (ms) | 0.63 | 0.62 | 1.26 | 0.87 |
Φ (%) | 100 | 21 | 81 | 24 |
- | PSU | 1/PSU | [Chol][Eu(fod)4]/PSU |
Water contact angle (°) | 66 | 79 | 84 |
- |
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Outis, M.; Leal, J.P.; Casimiro, M.H.; Monteiro, B.; Pereira, C.C.L. Thermochromism of Highly Luminescent Photopolymer Flexible Films Based On Eu (III) Salts Confined in Polysulfone. Materials 2020, 13, 5394. https://doi.org/10.3390/ma13235394
Outis M, Leal JP, Casimiro MH, Monteiro B, Pereira CCL. Thermochromism of Highly Luminescent Photopolymer Flexible Films Based On Eu (III) Salts Confined in Polysulfone. Materials. 2020; 13(23):5394. https://doi.org/10.3390/ma13235394
Chicago/Turabian StyleOutis, Mani, João Paulo Leal, Maria Helena Casimiro, Bernardo Monteiro, and Cláudia Cristina Lage Pereira. 2020. "Thermochromism of Highly Luminescent Photopolymer Flexible Films Based On Eu (III) Salts Confined in Polysulfone" Materials 13, no. 23: 5394. https://doi.org/10.3390/ma13235394