Compounds having semiconducting properties and related compositions and devices
View Patent ↗Disclosed are new compounds having semiconducting properties. Such compounds can be processed into thin film semiconductors that exhibit high carrier mobility and/or good current modulation characteristics.
1. A compound selected from the group consisting of:
wherein:
R 1 is a C 1-40 alkyl or haloalkyl group.
2. The compound of claim 1 , wherein R 1 is a branched C 3-20 alkyl or haloalkyl group.
3. The compound of claim 1 , wherein R 1 is a branched C 3-20 alkyl group.
4. The compound of claim 1 , wherein R 1 is CHR′R″, wherein R′ is a linear C 3-12 alkyl or haloalkyl group; and R″ is selected from CH 3 , CF 3 , C 2 H 5 , CH 2 CF 3 , CF 2 CH 3 , and C 2 F 5 .
5. A thin film semiconductor comprising a compound of claim 1 .
6. A composite comprising a substrate and the thin film semiconductor of claim 5 deposited on the substrate.
7. An electronic device, an optical device, or an optoelectronic device comprising the thin film semiconductor of claim 5 .
8. A field effect transistor device comprising a source electrode, a drain electrode, a gate electrode, and the thin film semiconductor of claim 5 in contact with a dielectric material.
9. The field effect transistor device of claim 8 , wherein the field effect transistor has a structure selected from top-gate bottom-contact structure, bottom-gate top-contact structure, top-gate top-contact structure, and bottom-gate bottom-contact structure.
10. The field effect transistor device of claim 8 , wherein the dielectric material comprises an organic dielectric material.
11. The field effect transistor device of claim 8 , wherein the dielectric material comprises an inorganic dielectric material or a hybrid organic/inorganic dielectric material.
12. An electroluminescent display device comprising a plurality of field effect transistors according to claim 8 .
13. An organic light-emitting transistor comprising a source electrode, a drain electrode, a gate electrode, and an active layer in contact with a dielectric material, wherein the active layer comprises a compound of claim 1 .
14. The organic light-emitting transistor of claim 13 , wherein the active layer further comprises a second semiconducting compound different from the compound of claim 1 .
15. The organic light-emitting transistor of claim 13 , wherein the active layer further comprises a light-emitting compound different from the compound of claim 1 .
16. The device of claim 7 , wherein the thin film semiconductor comprises the compound
wherein R 1 is a branched C 3-20 alkyl group.
17. The device of claim 7 , wherein the thin film semiconductor comprises the compound
wherein R 1 is a branched C 3-20 alkyl group.
18. The device of claim 7 , wherein the thin film semiconductor comprises the compound
wherein R 1 is a branched C 3-20 alkyl group.
19. The device of claim 7 , wherein the thin film semiconductor comprises the compound
wherein R 1 and R 2 independently a branched C 3-20 alkyl group.
20. The device of claim 7 , wherein the thin film semiconductor comprises the compound
wherein R 1 and R 2 independently a branched C 3-20 alkyl group.