Naphthyl and thionaphthyl end-capped oligothiophenes as organic semiconductors: Effect of chain length and end-capping groups | |
Tian HK ; Shi JW ; He B ; Hu NH ; Dong SQ ; Yan DH ; Zhang JP ; Geng YH ; Wang FS | |
刊名 | advanced functional materials
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2007 | |
卷号 | 17期号:12页码:1940-1951 |
关键词 | FIELD-EFFECT TRANSISTORS THIN-FILM TRANSISTORS THIOPHENE OLIGOMERS HIGH-MOBILITY CRYSTAL-STRUCTURES SINGLE-CRYSTALS ELECTRONICS PERFORMANCE DERIVATIVES STABILITY |
ISSN号 | 1616-301x |
通讯作者 | tian hk |
中文摘要 | two series of oligothiophenes (oths), natn and tntn (n = 2-6 represents the number of thiophene rings), end-capped with naphthyl and thionaphthyl units have been synthesized by means of stille coupling. their thermal properties, optical properties, single crystal structures, and organic field-effect transistor performance have been characterized. all oligomers display great thermal stability and crystallinity. ne crystallographic structures of nat2, nat3, tnt2, and tnt3 have been determined. the crystals of nat2 and nat3 are monoclinic with space group p2(1)/c, while those of tnt2 and tnt3 are triclinic and orthorhombic with space groups p-1(-) and p2(1)2(1)2(1), respectively. all oligomers adopt the well-known herringbone packing-mode in crystals with packing parameters dependent on the structure of the end-capping units and the number of thiophene rings. the shorter intermolecular distance in nat3 compared to nat2 indicates that the intermolecular interaction principally increases with increasing molecular length. x-ray diffraction and atomic force microscopy (afm) characterization indicate that the natn oligomers can form films with better morphology and high molecular order than tntn oligomers with the same number of thiophene rings. the natn oligomers exhibit mobilities that are much higher than those for tntn oligomers (0.028-0.39 cm(2) v-1 s(-1) versus 0.010-0.055 cm(2) v-1 s(-1), respectively). |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000248920000010 |
公开日期 | 2010-07-13 |
内容类型 | 期刊论文 |
源URL | [http://ir.ciac.jl.cn/handle/322003/13715] ![]() |
专题 | 长春应用化学研究所_长春应用化学研究所知识产出_期刊论文 |
推荐引用方式 GB/T 7714 | Tian HK,Shi JW,He B,et al. Naphthyl and thionaphthyl end-capped oligothiophenes as organic semiconductors: Effect of chain length and end-capping groups[J]. advanced functional materials,2007,17(12):1940-1951. |
APA | Tian HK.,Shi JW.,He B.,Hu NH.,Dong SQ.,...&Wang FS.(2007).Naphthyl and thionaphthyl end-capped oligothiophenes as organic semiconductors: Effect of chain length and end-capping groups.advanced functional materials,17(12),1940-1951. |
MLA | Tian HK,et al."Naphthyl and thionaphthyl end-capped oligothiophenes as organic semiconductors: Effect of chain length and end-capping groups".advanced functional materials 17.12(2007):1940-1951. |
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