Non-substituted fused bis-tetracene based thin-film transistor with self-assembled monolayer hybrid dielectrics

查看全文 作　　者：Baolin [1]Zhao;Mikhail [2]Feofanov;Dominik [2,3]Lungerich;Hyoungwon [1]Park;Tobias [1]Rejek;Judith [1]Wittmann;Marco [1]Sarcletti;Konstantin [2]Amsharov;Marcus [1]Halik 机构地区：[1]Organic Materials and Devices,Institute of Polymer Materials,Department of Materials Science,Friedrich-Alexander-Universität Erlangen-Nürnberg,IZNF Building,Cauerstraße 3,91058,Erlangen,Germany;[2]Chair of Organic Chemistry II,Friedrich-Alexander-Universität Erlangen-Nürnberg,Nikolaus-Fiebiger-Str.10,91058,Erlangen,Germany;[3]Molecular Technology Innovation Presidential Endowed Chair,The University of Tokyo,7-3-1 Hongo,Bunkyo-ku,113-0033,Tokyo,Japan 出　　处：《Frontiers of Materials Science》索引2020年第14卷第3期,共9页 基　　金：Funded by the Deutsche Forschungsgemeinschaft(DFG)—Projektnummer 182849149—SFB 953;the Cluster of Excellence“Engineering of Advanced Materials”(EAM);the“Graduate School Molecular School”.B.Z.(201706060215)acknowledges the supporting in Germany from China Scholarship Council(CSC).D.L.thanks the Alexander von Humboldt Foundation and the Japan Society for the Promotion of Science(JSPS)for a fellowship. 摘　　要：Polycyclic aromatic hydrocarbons with zigzag peripheries are high perspective candidates for organic electronics.However,large fused acenes are still poorly studied due to the tedious synthesis.Herein we report a non-substituted fused bistetracene DBATT(2.3,8.9-dibenzanthanthrene)as the semiconductor on low-voltage-driven organic thin-film transistors.The systematic studies of thin-film growth on various self-assembled monolayer(SAM)modified gate dielectrics and the electrical performances were carried out.The sub-monolayer of the semiconductor film shows larger island domains on the alkyl chain SAM.This device exhibits the hole mobility of 0.011 cm2·V−1·s−1 with a current ratio of IonIIoff above 105. 关 键 词：fused bis-tetracene organic field-effect transistor contact resistance self-assembled monolayer