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    • 1. 发明申请
    • FUNCTIONALIZED CARBON MEMBRANES
    • 功能性碳膜
    • WO2012094634A3
    • 2012-11-01
    • PCT/US2012020545
    • 2012-01-06
    • DUNE SCIENCES INCMILLER JOHN MTESHIMA JANETHUTCHISON JAMES E
    • MILLER JOHN MTESHIMA JANETHUTCHISON JAMES E
    • G01N1/28B82B1/00H01J37/26
    • B05D1/185B05D3/044G01N1/2813H01J37/20H01J37/26
    • Embodiments provide electron-conducting, electron-transparent substrates that are chemically derivatized (e.g., functional ized) to enhance and facilitate the deposition of nanoscale materials thereupon, including both hard and soft nanoscale materials. In various embodiments, the substrates may include an electron- conducting mesh support, for example, a carbon, copper, nickel, molybdenum, beryllium, gold, silicon, GaAs, or oxide (e.g., SiO2, TiO2, ITO, or AI2O3) support, or a combination thereof, having one or more apertures. In various embodiments, the mesh support may be coated with an electron conducting, electron transparent carbon film membrane that has been chemically derivatized to promote adhesion and/or affinity for various materials, including hard inorganic materials and soft materials, such as polymers and biological molecules.
    • 实施例提供了化学衍生化(例如功能化)的电子传导的电子透明基底,以增强和促进纳米尺度材料的沉积,包括硬和软纳米尺度材料。 在各种实施例中,基底可以包括电子传导网支撑体,例如碳,铜,镍,钼,铍,金,硅,GaAs或氧化物(例如,SiO 2,TiO 2,ITO或Al 2 O 3)载体 ,或其组合,具有一个或多个孔。 在各种实施例中,网状支撑体可以涂覆有电子传导的电子透明碳膜膜,其被化学衍生化以促进对各种材料的粘合和/或亲和力,包括硬无机材料和软材料,例如聚合物和生物分子 。
    • 8. 发明申请
    • NEW COMPOSITIONS OF AU-11 NANOPARTICLES AND THEIR OPTICAL PROPERTIES
    • AU-11纳米粒子的新组成及其光学性能
    • WO2008054338A3
    • 2008-11-27
    • PCT/US2006019859
    • 2006-05-22
    • OREGON STATEHUTCHISON JAMES EWOEHRLE GERD H
    • HUTCHISON JAMES EWOEHRLE GERD H
    • B82B1/00C01B17/00C22C5/02
    • B22F1/0018B22F1/0059C22C5/02Y10S977/83
    • As demonstrated herein, the ligand exchange chemistry of phosphine- stabilized Au11 clusters with ?-functionalized thiols is a powerful synthetic method that provides convenient access to a diverse family of functionalized Au11 clusters. The general nature of the presented ligand exchange approach, in combination with the ease preparation, makes this approach of broad utility. The approach is general and shows the high tolerance for a wide variety of functional groups. Mechanistic studies provided conclusive evidence that the Aup core of the precursor particle remains intact during ligand exchange and showed that the ligand exchange of these particles follows a different pathway than for ligand exchanges of larger gold nanoparticles such as "Au1Oi(PPh3)2iCl5". Optical studies of the products show a strong dependence on the nature of the stabilizing thiol ligands.
    • 如本文所证明的,膦稳定化的Au11簇与β-官能化硫醇的配体交换化学是一种功能强大的合成方法,其提供了对功能化的Au11簇的多种家族的方便访问。 所提出的配体交换方法的一般性质,与易于制备相结合,使得这种广泛用途的方法。 该方法是一般性的,并且显示出对各种功能组的高度容忍度。 机理研究提供了确切的证据,表明前体颗粒的Aup核心在配体交换期间保持完整,并且表明这些颗粒的配体交换遵循与比较大的金纳米颗粒如“Au 101(PPh 3)2iCl 5”的配体交换不同的途径。 产物的光学研究显示强烈依赖于稳定巯基配体的性质。