The Photostability of Novel Boron Hydride Blue Emitters in Solution and Polystyrene Matrix
Abstract
:1. Introduction
2. Materials and Methods
2.1. Preparation of Substrates
2.2. Sample Preparation and Characterization
2.3. Quantum Yield Determination and Photostability Experiment
3. Results and Discussion
3.1. Photoluminescent Properties in Solution
3.2. Photoluminescent Properties in Polystyrene Thin Films
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Slit Size [μm] | UV Irradiance [mW·cm−2] |
---|---|
1 | 0.20 |
2 | 0.46 |
3 | 0.72 |
Solvent | QY | Emission Maxima (nm) | ||
---|---|---|---|---|
anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | |
Cyclohexane | 0.96 ± 0.03 | 0.99 ± 0.01 | 417 | 434 |
Chloroform | 0.88 ± 0.03 | 0.85 ± 0.02 | 407 | 434 |
Toluene | 0.05 ± 0.01 | 0.95 ± 0.02 | 425 | 439 |
Solvent | QY | Emission Maxima (nm) | ||
---|---|---|---|---|
anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | |
Cyclohexane | 0.82 ± 0.05 | 0.99 ± 0.01 | 420 | 434 |
Chloroform | 0.73 ± 0.02 | 0.99 ± 0.01 | 409 | 434 |
Toluene | 0.03 ± 0.02 | 0.95 ± 0.02 | 437 | 439 |
Solvent Used for Thin Film Preparation | QY | Emission Maxima (nm) | ||
---|---|---|---|---|
anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | anti-B18H22 | 3,3′,4,4′-Et4-anti-B18H18 | |
Cyclohexane | 0.13 ± 0.03 | 0.22 ± 0.04 | 415 | 432 |
Chloroform | 0.67 ± 0.02 | 0.69 ± 0.06 | 405 | 436 |
Toluene | 0.07 ± 0.04 | 0.29 ± 0.05 | 432 | 433 |
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Ševčík, J.; Urbánek, P.; Hanulíková, B.; Čapková, T.; Urbánek, M.; Antoš, J.; Londesborough, M.G.S.; Bould, J.; Ghasemi, B.; Petřkovský, L.; et al. The Photostability of Novel Boron Hydride Blue Emitters in Solution and Polystyrene Matrix. Materials 2021, 14, 589. https://doi.org/10.3390/ma14030589
Ševčík J, Urbánek P, Hanulíková B, Čapková T, Urbánek M, Antoš J, Londesborough MGS, Bould J, Ghasemi B, Petřkovský L, et al. The Photostability of Novel Boron Hydride Blue Emitters in Solution and Polystyrene Matrix. Materials. 2021; 14(3):589. https://doi.org/10.3390/ma14030589
Chicago/Turabian StyleŠevčík, Jakub, Pavel Urbánek, Barbora Hanulíková, Tereza Čapková, Michal Urbánek, Jan Antoš, Michael G. S. Londesborough, Jonathan Bould, Bita Ghasemi, Lukáš Petřkovský, and et al. 2021. "The Photostability of Novel Boron Hydride Blue Emitters in Solution and Polystyrene Matrix" Materials 14, no. 3: 589. https://doi.org/10.3390/ma14030589