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    • 3. 发明申请
    • FLUORESCENCE DETECTION OF NITROGEN-CONTAINING EXPLOSIVES AND BLUE ORGANIC LED
    • 含氮炸药和蓝色有机发光二极管的荧光检测
    • WO2009011806A2
    • 2009-01-22
    • PCT/US2008/008553
    • 2008-07-10
    • THE REGENTS OF THE UNIVERSITY OF CALIFORNIATROGLER, William, C.SANCHEZ, Jason
    • TROGLER, William, C.SANCHEZ, Jason
    • G01N23/04C08F12/02H05B33/14
    • C09K11/06C09K2211/1491
    • The invention provides a sensor for detecting nitrogen containing high explosives. The sensor includes a substrate and a blue-photoluminescent metallofluorene copolymer to be carried on said substrate during testing for nitrogen containing high explosives. The copolymer is preferably a blue- photoluminescent metallofluorene copolymer, and preferably is a vinyl bridged silafluorene copolymer. A method for detecting nitrogen containing high explosives involves exposing a copolymer to an analyte, preferably by spraying the copolymer or otherwise coating the substrate after it has been exposed to analyte and then exciting the copolymer to luminesce. The copolymer is observed for fluorescence quenching, which can be through human or electronic observation. The invention also provides for synthesis of a vinyl bridged silafluorene polymer by providing diethynylmetallofluorene and dihydrosilafluorene as precursors and conducting catalytic hydrosilation of the precursors. In a blue emitting organic light emitting diode of the invention, an emitting layer is blue-photoluminescent metallofluorene copolymer.
    • 本发明提供了一种用于检测含氮高爆炸药的传感器。 该传感器包括衬底和在测试含氮高爆炸物时在所述衬底上携带的蓝光致发光金属芴共聚物。 该共聚物优选为蓝光致发光金属芴共聚物,并且优选为乙烯基桥联的硅杂芴共聚物。 用于检测含氮高爆炸药的方法涉及将共聚物暴露于分析物,优选通过喷雾共聚物或以其他方式涂覆衬底,之后将衬底暴露于分析物,然后激发共聚物发光。 观察共聚物的荧光猝灭,其可以通过人或电子观察。 本发明还提供了通过提供二乙炔基金属芴和二氢硅烷芴作为前体并且进行前体的催化氢化硅烷化来合成乙烯基桥联的硅杂芴聚合物。 在本发明的蓝色发光有机发光二极管中,发光层是蓝光发光的金属芴共聚物。
    • 8. 发明申请
    • ULTRA-THIN ORGANIC TFT CHEMICAL SENSOR, MAKING THEREOF, AND SENSING METHOD
    • 超薄有机TFT化学传感器及其制造方法及传感方法
    • WO2008147497A2
    • 2008-12-04
    • PCT/US2008/005743
    • 2008-05-05
    • THE REGENTS OF THE UNIVERSITY OF CALIFORNIAKUMMEL, Andrew, C.YANG, DengliangTROGLER, William, C.GREDIG, Thomas
    • KUMMEL, Andrew, C.YANG, DengliangTROGLER, William, C.GREDIG, Thomas
    • G01N27/30G01N27/41H01L29/78
    • G01N27/4141G01N33/0057H01L51/0545
    • An embodiment of the invention is an organic thin film transistor chemical sensor. The sensor includes a substrate. A gate electrode is isolated from drain and source electrodes by gate dielectric. An organic ultra-thin semiconductor thin film is arranged with respect to the gate, source and drain electrodes to act as a conduction channel in response to appropriate gate, source and drain potentials. The organic ultra-thin film is permeable to a chemical analyte of interest and consists of one or a few atomic or molecular monolayers of material. An example sensor array system includes a plurality of sensors of the invention. In a preferred embodiment, a sensor chip having a plurality of sensors is mounted in a socket, for example by wire bonding. The socket provides thermal and electrical interference isolation for the sensor chip from associated sensing circuitry that is mounted on a common substrate, such as a PCB (printed circuit board). A method of operating an organic thin film transistor chemical sensor exposes the sensor to a suspected analyte. A low duty cycle voltage pulse train is applied to the gate electrode to reduce baseline drift while sensing for a conduction channel change.
    • 本发明的一个实施例是有机薄膜晶体管化学传感器。 传感器包括基板。 栅极通过栅极电介质与漏极和源极隔离。 相对于栅极,源极和漏极布置有机超薄半导体薄膜,以响应于适当的栅极,源极和漏极电位而用作导电沟道。 有机超薄膜对目的化学分析物是可渗透的,由一种或几种原子或分子单层的材料组成。 示例性传感器阵列系统包括本发明的多个传感器。 在优选实施例中,具有多个传感器的传感器芯片例如通过引线接合安装在插座中。 该插座为传感器芯片提供热和电干扰隔离,该隔离装置与安装在公共基板(例如PCB(印刷电路板))上的相关感测电路相连。 操作有机薄膜晶体管化学传感器的方法将传感器暴露于可疑分析物。 一个低占空比电压脉冲串施加到栅电极,以减少基线漂移,同时检测导通通道的变化。