High-Performance Organic Field-Effect Transistors of Liquid Crystalline Organic Semiconductor by Laser Mapping Annealing
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Preparation of Thin Films
2.3. Device Fabrication
2.4. Characterizations
3. Results
3.1. Interpretation of Ph-BTBT-12 Material Properties Combined with the Liquid Crystal Phase and Annealing Properties
3.2. Study on the Change in Laser Annealing on the Properties of Devices Prepared Based on Ph-BTBT-12 Material and Its Optoelectronic Properties
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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T/°C | μsat [cm2 V−1 s−1] | Ion/Ioff | Vth [V] | |
---|---|---|---|---|
Bare | 100 | 1.08 * | 2.34 × 105 | −23.13 |
OTS | 100 | 2.07 ** | 3.28 × 106 | −19.31 |
UVO-OTS | 100 | 2.31 *** | 4.43 × 106 | −18.81 |
Materials | Preparation Method | μsat [cm2 V−1 s−1] |
---|---|---|
Ph-BTBT-10 [53] | spin coating | 2.27 |
TBTBT1 [54] | thermal evaporation | 0.24 |
bis(hydroxy-hexyl)-BTBT [55] | thermal evaporation | 0.17 |
D2-Und-BTBT-Hex [56] | spin coating | 0.07 |
BTBT single-crystals [51] | physical vapor transport deposition | 0.032 |
C8-BTBT [57] | thermal evaporation | 2.25 |
Ph-BTBT-12 | thermal evaporation | 4.80 |
μsat [cm2 V−1 s−1] | Ion/Ioff | Vth [V] | |
---|---|---|---|
Room temperature | 0.13 | 2.34 × 105 | −27.3 |
100 °C annealing | 2.08 | 3.28 × 106 | −21.2 |
Laser annealing | 2.80 | 4.43 × 106 | −4.0 |
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Huang, L.; Liu, F.; Bao, J.; Li, X.; Wu, W. High-Performance Organic Field-Effect Transistors of Liquid Crystalline Organic Semiconductor by Laser Mapping Annealing. Materials 2024, 17, 1395. https://doi.org/10.3390/ma17061395
Huang L, Liu F, Bao J, Li X, Wu W. High-Performance Organic Field-Effect Transistors of Liquid Crystalline Organic Semiconductor by Laser Mapping Annealing. Materials. 2024; 17(6):1395. https://doi.org/10.3390/ma17061395
Chicago/Turabian StyleHuang, Luying, Fenghua Liu, Jiachen Bao, Xiaoman Li, and Weiping Wu. 2024. "High-Performance Organic Field-Effect Transistors of Liquid Crystalline Organic Semiconductor by Laser Mapping Annealing" Materials 17, no. 6: 1395. https://doi.org/10.3390/ma17061395