Fluorene-Based Donor-Acceptor Copolymers Containing Functionalized Benzotriazole Units: Tunable Emission and their Electrical Properties †
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Monomer Synthesis
3.2. Polymers Synthesis
3.3. Photophysical Characterizacion
3.3.1. Optical Spectroscopy Study
3.3.2. Raman Spectroscopy Study
3.4. Fabrication and Characterization of OFETs
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Compound | Mua | N# b | Mwc | Mnd | ne | PDI f |
---|---|---|---|---|---|---|
P1a | 536 | 6 | 10,771 | 3699 | 7 | 2.91 |
P1b | 526 | 6 | 19,442 | 7333 | 14 | 2.65 |
P1c | 662 | 6 | 9505 | 5001 | 8 | 1.90 |
P1d | 602 | 6 | 6239 | 3298 | 5.5 | 1.89 |
P2b | 726 | 12 | 6455 | 1605 | 2.5 | 4.02 |
P2c | 862 | 12 | 7377 | 3879 | 4.5 | 1.90 |
Compound | Abs a | Em | Φ b | Egap c | HOMO | LUMO | Egapd | ||
---|---|---|---|---|---|---|---|---|---|
λmax1 | λmax2 | λonset | λmax | (eV) | (eV) | ||||
P1a | 279 | 410 | 462 | 468 | 0.64 | 2.69 | −4.85 | −1.96 | 2.93 |
P1b | 275 | 423 | 460 | 493 | 0.62 | 2.70 | −4.94 | −2.12 | 2.82 |
P1c | 318 | 441 | 503 | 497 | 0.53 | 2.46 | −5.20 | −2.49 | 2.71 |
P1d | 341 | 429 | 461 | 493 | 0.54 | 2.69 | −4.94 | −2.19 | 2.75 |
P2b | 335 | 399 | 469 | 520 | 0.58 | 2.64 | −5.07 | −2.38 | 2.69 |
P2c | 332 | 401 | 0481 | 574 | 0.51 | 2.58 | −5.21 | −2.68 | 2.53 |
Compound | C=C/C-C Stretching (cm−1) | C≡C Stretching (cm−1) |
---|---|---|
P1a | 1582 | - |
P1b | 1580 | - |
P1c | 1579 | - |
P1d | 1580 | - |
P2b | 1578 | 2205 |
P2c | 1572 | 2201 |
Compound | Treatment | Annealing (°C) | ION/IOFF | VT (V) | µ (cm2·V−1·s−1) |
---|---|---|---|---|---|
P1a | HMDS | 180 | 3.94 × 103 | −47 | 2.23 × 10−4 |
P1b | HMDS | 240 | 1.11 × 101 | −32 | 3.11 × 10−4 |
P1c | None | 240 | 1.57 × 102 | −10 | 2.38 × 10−4 |
P1d | HMDS | 180 | 3.36 × 102 | −50 | 2.15 × 10−4 |
P2c | OTS | 100 | 6.79 × 102 | −85 | 1.79 × 10−5 |
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Torres-Moya, I.; Vázquez-Guilló, R.; Fernández-Palacios, S.; Carrillo, J.R.; Díaz-Ortiz, Á.; López Navarrete, J.T.; Ponce Ortiz, R.; Ruiz Delgado, M.C.; Mallavia, R.; Prieto, P. Fluorene-Based Donor-Acceptor Copolymers Containing Functionalized Benzotriazole Units: Tunable Emission and their Electrical Properties. Polymers 2020, 12, 256. https://doi.org/10.3390/polym12020256
Torres-Moya I, Vázquez-Guilló R, Fernández-Palacios S, Carrillo JR, Díaz-Ortiz Á, López Navarrete JT, Ponce Ortiz R, Ruiz Delgado MC, Mallavia R, Prieto P. Fluorene-Based Donor-Acceptor Copolymers Containing Functionalized Benzotriazole Units: Tunable Emission and their Electrical Properties. Polymers. 2020; 12(2):256. https://doi.org/10.3390/polym12020256
Chicago/Turabian StyleTorres-Moya, Iván, Rebeca Vázquez-Guilló, Sara Fernández-Palacios, José Ramón Carrillo, Ángel Díaz-Ortiz, Juan Teodomiro López Navarrete, Rocío Ponce Ortiz, Mari Carmen Ruiz Delgado, Ricardo Mallavia, and Pilar Prieto. 2020. "Fluorene-Based Donor-Acceptor Copolymers Containing Functionalized Benzotriazole Units: Tunable Emission and their Electrical Properties" Polymers 12, no. 2: 256. https://doi.org/10.3390/polym12020256