公开(公告)号：US20070012980A1

公开(公告)日：2007-01-18

申请号：US11490637

申请日：2006-07-21

申请人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Parce ,  Jay Goldman

发明人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Parce ,  Jay Goldman

IPC分类号： H01L29/94 ,  H01L27/108 ,  H01L29/76 ,  H01L31/119

CPC分类号： H01L29/0665 ,  B82Y10/00 ,  H01F1/405 ,  H01L27/092 ,  H01L27/12 ,  H01L27/1292 ,  H01L29/0673 ,  H01L29/068 ,  H01L29/78696 ,  H01L31/035281 ,  H01L33/18 ,  H01L33/20 ,  H01L33/24 ,  H01L51/0048 ,  H01L51/0504 ,  H01L51/0545 ,  H01L51/0595 ,  Y10S977/742 ,  Y10S977/762 ,  Y10S977/781 ,  Y10S977/789 ,  Y10S977/938

摘要： A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational current level. A plurality of semiconductor regions are defined in the thin film of nanowires. Contacts are formed at the semiconductor device regions to thereby provide electrical connectivity to the plurality of semiconductor devices. Furthermore, various materials for fabricating nanowires, thin films including p-doped nanowires and n-doped nanowires, nanowire heterostructures, light emitting nanowire heterostructures, flow masks for positioning nanowires on substrates, nanowire spraying techniques for depositing nanowires, techniques for reducing or eliminating phonon scattering of electrons in nanowires, and techniques for reducing surface states in nanowires are described.

公开(公告)号：US20060188774A1

公开(公告)日：2006-08-24

申请号：US11295133

申请日：2005-12-06

申请人： Chunming Niu ,  Calvin Chow ,  Stephen Empedocles ,  J. Parce

发明人： Chunming Niu ,  Calvin Chow ,  Stephen Empedocles ,  J. Parce

IPC分类号： H01M4/86 ,  H01M8/10 ,  H01M4/92 ,  H01M4/88

CPC分类号： H01M4/8605 ,  B82Y30/00 ,  H01M4/881 ,  H01M4/8846 ,  H01M4/8853 ,  H01M4/8867 ,  H01M4/90 ,  H01M4/9075 ,  H01M4/921 ,  H01M4/925 ,  H01M4/926 ,  H01M8/023 ,  H01M8/0232 ,  H01M8/0234 ,  H01M8/0236 ,  H01M8/0241 ,  H01M8/1004 ,  H01M8/1007 ,  H01M8/1011 ,  H01M8/1086 ,  Y02E60/523 ,  Y02P70/56 ,  Y10S977/762 ,  Y10S977/948

摘要： The present invention discloses nanowires for use in a fuel cell comprising a metal catalyst deposited on a surface of the nanowires. A membrane electrode assembly for a fuel cell is disclosed which generally comprises a proton exchange membrane, an anode electrode, and a cathode electrode, wherein at least one or more of the anode electrode and cathode electrode comprise an interconnected network of the catalyst supported nanowires. Methods are also disclosed for preparing a membrane electrode assembly and fuel cell based upon an interconnected network of nanowires.

公开(公告)号：US20090317044A1

公开(公告)日：2009-12-24

申请号：US12554232

申请日：2009-09-04

申请人： Mihai Buretea ,  Stephen Empedocles ,  Chunming Niu ,  Erik C. Scher

发明人： Mihai Buretea ,  Stephen Empedocles ,  Chunming Niu ,  Erik C. Scher

IPC分类号： G02B6/10 ,  G02F1/295

CPC分类号： G02B1/045 ,  B82Y20/00 ,  B82Y30/00 ,  C03C14/006 ,  C03C2214/16 ,  C08L83/04 ,  F24S23/12 ,  G02F2202/36 ,  H01L31/0547 ,  H01L31/055 ,  H01S3/0632 ,  H01S3/169 ,  H01S5/10 ,  Y02E10/40 ,  Y02E10/52 ,  Y10T428/29 ,  C08L83/00

摘要： This invention provides composite materials comprising nanostructures (e.g., nanowires, branched nanowires, nanotetrapods, nanocrystals, and nanoparticles). Methods and compositions for making such nanocomposites are also provided, as are articles comprising such composites. Waveguides and light concentrators comprising nanostructures (not necessarily as part of a nanocomposite) are additional features of the invention.

公开(公告)号：US20080105855A1

公开(公告)日：2008-05-08

申请号：US11696088

申请日：2007-04-03

申请人： Mihai Buretea ,  Stephen Empedocles ,  Chunming Niu ,  Erik C. Scher

发明人： Mihai Buretea ,  Stephen Empedocles ,  Chunming Niu ,  Erik C. Scher

IPC分类号： G02F1/21

CPC分类号： G02B1/045 ,  B82Y20/00 ,  B82Y30/00 ,  C03C14/006 ,  C03C2214/16 ,  C08L83/04 ,  F24S23/12 ,  G02F2202/36 ,  H01L31/0547 ,  H01L31/055 ,  H01S3/0632 ,  H01S3/169 ,  H01S5/10 ,  Y02E10/40 ,  Y02E10/52 ,  Y10T428/29 ,  C08L83/00

摘要： This invention provides composite materials comprising nanostructures (e.g., nanowires, branched nanowires, nanotetrapods, nanocrystals, and nanoparticles). Methods and compositions for making such nanocomposites are also provided, as are articles comprising such composites. Waveguides and light concentrators comprising nanostructures (not necessarily as part of a nanocomposite) are additional features of the invention.

摘要翻译： 本发明提供了包含纳米结构（例如纳米线，支链纳米线，纳米四极体，纳米晶体和纳米颗粒）的复合材料。 还提供了制备这种纳米复合材料的方法和组合物，以及包含这种复合材料的制品。 包含纳米结构（不一定作为纳米复合材料的一部分）的波导和聚光器是本发明的附加特征。

公开(公告)号：US20060237537A1

公开(公告)日：2006-10-26

申请号：US11453118

申请日：2006-06-14

申请人： Stephen Empedocles ,  David Stumbo ,  Chunming Niu ,  Xianfeng Duan

发明人： Stephen Empedocles ,  David Stumbo ,  Chunming Niu ,  Xianfeng Duan

IPC分类号： G06K7/00

CPC分类号： G11C13/025 ,  B82Y10/00 ,  G11C13/02 ,  G11C2213/16 ,  G11C2213/17 ,  G11C2213/18 ,  H01L29/0665 ,  H01L29/0673 ,  H01L29/0676 ,  H01L29/42392 ,  H01L29/775 ,  H01L29/78696

摘要： Macroelectronic substrate materials incorporating nanowires are described. These are used to provide underlying electronic elements (e.g., transistors and the like) for a variety of different applications. Methods for making the macroelectronic substrate materials are disclosed. One application is for transmission an reception of RF signals in small, lightweight sensors. Such sensors can be configured in a distributed sensor network to provide security monitoring. Furthermore, a method and apparatus for a radio frequency identification (RFID) tag is described. The RFID tag includes an antenna and a beam-steering array. The beam-steering array includes a plurality of tunable elements. A method and apparatus for an acoustic cancellation device and for an adjustable phase shifter that are enabled by nanowires are also described.

公开(公告)号：US20050230356A1

公开(公告)日：2005-10-20

申请号：US11142563

申请日：2005-05-31

申请人： Stephen Empedocles ,  Larry Bock ,  Calvin Chow ,  Xianfeng Duan ,  Chunming Niu ,  George Pontis ,  Vijendra Sahi ,  Linda Romano ,  David Stumbo

发明人： Stephen Empedocles ,  Larry Bock ,  Calvin Chow ,  Xianfeng Duan ,  Chunming Niu ,  George Pontis ,  Vijendra Sahi ,  Linda Romano ,  David Stumbo

IPC分类号： B81C99/00 ,  C23F1/00 ,  H01L51/30 ,  H01L51/40

CPC分类号： H01L51/0048 ,  B01J23/52 ,  B81B2203/0361 ,  B81B2207/015 ,  B81C3/005 ,  B81C99/008 ,  B81C2203/057 ,  B82B3/00 ,  B82Y10/00 ,  B82Y30/00 ,  B82Y40/00 ,  G11B5/743 ,  G11C2213/81 ,  H01L29/7869 ,  H01L51/0001 ,  H01L51/0595 ,  H01L2924/0002 ,  Y10S438/962 ,  Y10S977/762 ,  Y10S977/856 ,  Y10S977/857 ,  Y10S977/858 ,  Y10S977/89 ,  H01L2924/00

摘要： Nanostructure manufacturing methods and methods for assembling nanostructures into functional elements such as junctions, arrays and devices are provided. Systems for practicing the methods are also provided.

摘要翻译： 提供了将纳米结构组装成功能元件如结，阵列和器件的纳米结构制造方法和方法。 还提供了实施方法的系统。

公开(公告)号：US20050199731A9

公开(公告)日：2005-09-15

申请号：US10674071

申请日：2003-09-30

申请人： Stephen Empedocles ,  David Stumbo ,  Chunming Niu ,  Xianfeng Duan

发明人： Stephen Empedocles ,  David Stumbo ,  Chunming Niu ,  Xianfeng Duan

IPC分类号： G06K19/06 ,  G11C13/02

CPC分类号： G11C13/025 ,  B82Y10/00 ,  G11C13/02 ,  G11C2213/16 ,  G11C2213/17 ,  G11C2213/18 ,  H01L29/0665 ,  H01L29/0673 ,  H01L29/0676 ,  H01L29/42392 ,  H01L29/775 ,  H01L29/78696

摘要： Macroelectronic substrate materials incorporating nanowires are described. These are used to provide underlying electronic elements (e.g., transistors and the like) for a variety of different applications. Methods for making the macroelectronic substrate materials are disclosed. One application is for transmission an reception of RF signals in small, lightweight sensors. Such sensors can be configured in a distributed sensor network to provide security monitoring. Furthermore, a method and apparatus for a radio frequency identification (RFID) tag is described. The RFID tag includes an antenna and a beam-steering array. The beam-steering array includes a plurality of tunable elements. A method and apparatus for an acoustic cancellation device and for an adjustable phase shifter that are enabled by nanowires are also described.

摘要翻译： 描述了纳入纳米线的宏电子衬底材料。 这些用于为各种不同的应用提供底层电子元件（例如，晶体管等）。 公开了制造宏电子衬底材料的方法。 一个应用是在小型轻型传感器中传输RF信号的接收。 这样的传感器可以配置在分布式传感器网络中，以提供安全监控。 此外，描述了用于射频识别（RFID）标签的方法和装置。 RFID标签包括天线和波束导向阵列。 光束转向阵列包括多个可调谐元件。 还描述了用于通过纳米线实现的声消除装置和可调移相器的方法和装置。

公开(公告)号：US20050181587A1

公开(公告)日：2005-08-18

申请号：US11106340

申请日：2005-04-13

申请人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Parce ,  Jay Goldman

发明人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Parce ,  Jay Goldman

IPC分类号： H01L21/336 ,  H01L21/38 ,  H01L29/06

CPC分类号： H01L29/0665 ,  B82Y10/00 ,  H01F1/405 ,  H01L27/092 ,  H01L27/12 ,  H01L27/1292 ,  H01L29/0673 ,  H01L29/068 ,  H01L29/78696 ,  H01L31/035281 ,  H01L33/18 ,  H01L33/20 ,  H01L33/24 ,  H01L51/0048 ,  H01L51/0504 ,  H01L51/0545 ,  H01L51/0595 ,  Y10S977/742 ,  Y10S977/762 ,  Y10S977/781 ,  Y10S977/789 ,  Y10S977/938

摘要： A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational current level. A plurality of semiconductor regions are defined in the thin film of nanowires. Contacts are formed at the semiconductor device regions to thereby provide electrical connectivity to the plurality of semiconductor devices. Furthermore, various materials for fabricating nanowires, thin films including p-doped nanowires and n-doped nanowires, nanowire heterostructures, light emitting nanowire heterostructures, flow masks for positioning nanowires on substrates, nanowire spraying techniques for depositing nanowires, techniques for reducing or eliminating phonon scattering of electrons in nanowires, and techniques for reducing surface states in nanowires are described.

公开(公告)号：US07932511B2

公开(公告)日：2011-04-26

申请号：US11681058

申请日：2007-03-01

申请人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda T. Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Wallace Parce ,  Jay L. Goldman

发明人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles ,  Linda T. Romano ,  Jian Chen ,  Vijendra Sahi ,  Lawrence Bock ,  David Stumbo ,  J. Wallace Parce ,  Jay L. Goldman

IPC分类号： H01L29/06

CPC分类号： H01L29/0665 ,  B82Y10/00 ,  H01F1/405 ,  H01L27/092 ,  H01L27/12 ,  H01L27/1292 ,  H01L29/0673 ,  H01L29/068 ,  H01L29/78696 ,  H01L31/035281 ,  H01L33/18 ,  H01L33/20 ,  H01L33/24 ,  H01L51/0048 ,  H01L51/0504 ,  H01L51/0545 ,  H01L51/0595 ,  Y10S977/742 ,  Y10S977/762 ,  Y10S977/781 ,  Y10S977/789 ,  Y10S977/938

摘要： A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational current level. A plurality of semiconductor regions are defined in the thin film of nanowires. Contacts are formed at the semiconductor device regions to thereby provide electrical connectivity to the plurality of semiconductor devices. Furthermore, various materials for fabricating nanowires, thin films including p-doped nanowires and n-doped nanowires, nanowire heterostructures, light emitting nanowire heterostructures, flow masks for positioning nanowires on substrates, nanowire spraying techniques for depositing nanowires, techniques for reducing or eliminating phonon scattering of electrons in nanowires, and techniques for reducing surface states in nanowires are described.

摘要翻译： 描述了具有多个半导体器件的电子基片的方法和装置。 在衬底上形成纳米线薄膜。 纳米线的薄膜形成为具有足够的纳米线密度以达到工作电流水平。 在纳米线的薄膜中限定多个半导体区域。 在半导体器件区域处形成触点，从而提供与多个半导体器件的电连接。 此外，用于制造纳米线的各种材料，包括p掺杂纳米线和n掺杂纳米线的薄膜，纳米线异质结构，发光纳米线异质结构，用于在衬底上定位纳米线的流动掩模，用于沉积纳米线的纳米线喷涂技术，用于减少或消除声子的技术 描述了纳米线中的电子散射，以及用于降低纳米线中的表面状态的技术。

公开(公告)号：US07262501B2

公开(公告)日：2007-08-28

申请号：US11405864

申请日：2006-04-18

申请人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles

发明人： Xiangfeng Duan ,  Chunming Niu ,  Stephen Empedocles

IPC分类号： H01L23/48 ,  H01L23/52 ,  H01L29/40 ,  H01L21/00 ,  H01L21/311

CPC分类号： H01L29/78696 ,  B82Y10/00 ,  G11C13/025 ,  G11C2213/17 ,  G11C2213/18 ,  H01L24/95 ,  H01L27/1292 ,  H01L29/04 ,  H01L29/0665 ,  H01L29/0673 ,  H01L29/068 ,  H01L29/78684 ,  H01L29/7869 ,  H01L33/20 ,  H01L51/0048 ,  H01L51/0052 ,  H01L51/0541 ,  H01L51/0545 ,  H01L2924/12032 ,  H01L2924/12041 ,  H01L2924/12042 ,  H01L2924/12044 ,  H01L2924/1305 ,  H01L2924/1306 ,  H01L2924/13091 ,  H01L2924/14 ,  H01L2924/00

摘要： A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational current level. A plurality of semiconductor regions are defined in the thin film of nanowires. Contacts are formed at the semiconductor device regions to thereby provide electrical connectivity to the plurality of semiconductor devices. Furthermore, various materials for fabricating nanowires, thin films including p-doped nanowires and n-doped nanowires, nanowire heterostructures, light emitting nanowire heterostructures, flow masks for positioning nanowires on substrates, nanowire spraying techniques for depositing nanowires, techniques for reducing or eliminating phonon scattering of electrons in nanowires, and techniques for reducing surface states in nanowires are described.

摘要翻译： 描述了具有多个半导体器件的电子基片的方法和装置。 在衬底上形成纳米线薄膜。 纳米线的薄膜形成为具有足够的纳米线密度以达到工作电流水平。 在纳米线的薄膜中限定多个半导体区域。 在半导体器件区域处形成触点，从而提供与多个半导体器件的电连接。 此外，用于制造纳米线的各种材料，包括p掺杂纳米线和n掺杂纳米线的薄膜，纳米线异质结构，发光纳米线异质结构，用于在衬底上定位纳米线的流动掩模，用于沉积纳米线的纳米线喷涂技术，用于减少或消除声子的技术 描述了纳米线中的电子散射，以及用于降低纳米线中的表面状态的技术。