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| 1 | Flexible organic thin-film transistors based on poly(3-hexylthiophene) films for nitrogen dioxide detection显示文摘Flexible nitrogen dioxide(NO_2) gas sensors based on organic thin-film transistors(OTFTs) were developed in this work, in which conductive indium tin oxide(ITO) coated polyethylene naphthalene-2,6-dicarboxylate(PEN) was designed for the flexible substrates, and poly methyl methacrylate(PMMA) and poly(3-hexylthiophene)(P3HT) was spin-coated as the gate dielectric layer and spray-deposited as the active layer, respectively. The effects of PMMA concentrations and P3HT solution volume on performances of flexible OTFTs were systematically investigated. The results showed that the optimized flexible OTFT exhibited high field-effect mobility(9.51×10^(–3) cm^2/(V s) at a gate bias of –50 V) and excellent response characteristics,including high sensitivity(up to 0.169 ppm^(–1)), good repeatability and selectivity. The flexibility of the developed OTFT sensor was also investigated, and the results showed that the electrical and gas-sensing properties were affected by the bending cycles,thus further work should be done for improving the flexibility of the sensor. This work provides an effective approach in developing high performance flexible OTFT NO_2 gas sensor. | YANG Jing XIE GuangZhong SU YuanJie ZHANG QiuPing DU HongFei TAI HuiLing DU XiaoSong JIANG YaDong | 2018 | Science China(Technological Sciences)2018,61,11: | 3 |
| 2 | Organic optocouplers显示文摘Organic optocoupler(OOC) or organic photocoupler,optical coupler is a novel and one of the most promising organic optoelectronic devices for its well electrical isolation and anti-jamming ability in long-distance and real-time digital communications.The performance parameters of OOC were greatly raised during the past decade,and its development was strongly associated with basic organic devices such as organic light emitting diodes(OLED),organic photodiodes(OPD) and organic phototransistors(OPT) etc.Here we describe the principles of OOC,review recent breakthroughs in this field,and summarize the photosensor and light emitting parts which could be used in the device.Key technical points,such as current transfer ratio,frequency,matching and stability were also discussed in this paper. | SUN QiuJian DONG GuiFang WANG LiDuo QIU Yong | 2011 | Science China Chemistry2011,54,7: | 2 |
| 3 | 有机场效应晶体管输出特性的衰变与恢复显示文摘制作了以并五苯作为有源层的有机场效应晶体管(OFETs)。实验观察表明,在原位条件下,器件有很好的输出特性曲线;但在空气中放置3个月后,输出特性曲线明显衰退,并且关态电流增大;为恢复器件性能,在真空条件下,对器件进行加热处理。实验结果表明,经过热处理的晶体管输出特性极大改善。因此,真空热处理可以使衰退器件的输出特性得到恢复。 | 戚辉 刘爱华 姜春霞 闫齐齐 张达 曾宪顺 邓家春 印寿根 | 2011 | 光电子.激光2011,22,7: | 1 |
| 4 | Top Contact Pentacene Organic Thin Film Field Effect Transistors显示文摘Using pentacene as an active material, the organic thin film transistors were fabricated on Si3N4/p-Si substrates by using RF-magnetron sputtered amorphous aluminium as the gate electrode contact, and using highly doped Si as the gate electrode and substrate with plasma-enhanced chemical vapor deposited (PECVD) silicon nitride as gate dielectric. Pentacene thin films were deposited by thermal evaporation on dielectrics as the active layer, then RF-magnetron sputtered amorphous aluminium was used as the source and drain contacts. Measurement results show that field effect mobility and threshold voltage are 0.043 cm2/(V·s) and 12.6 V, respectively, and on-off current ratio is nearly 1×103. | ZHANGSu-mei SHIJia-wei SHIYing-xue GUOShu-xu LIUMing-da MADong-ge CHENJiang-shan | 2004 | Semiconductor Photonics and Technology2004,10,4: | 0 |
| 5 | NO退火对并五苯有机薄膜晶体管特性的改善显示文摘采用N2和NO退火处理高温(1100℃)干氧氧化SiO2薄膜,并在高真空蒸发并五苯(Pentacene)有机半导体层制备了有机薄膜晶体管(OTFT).通过测量OTFT器件的输出特性、转移特性和通断比,分析N2和NO气体退火SiO2对OTFT器件性能的影响.结果表明:在NO气体中退火的器件有较好的阈值电压、亚阈斜率、通断比和较高的稳定性. | 陈卫兵 徐静平 邹豪杰 李长云 | 2010 | 华中科技大学学报(自然科学版)2010,38,7: | 0 |